ASTM A335 ọkọlọtọ igwe ọkụ ọkụ ọkụ ọkụ

Nkọwa dị mkpirikpi:

 


  • Ụgwọ:30% nkwụnye ego, 70% L / C ma ọ bụ B / L oyiri ma ọ bụ 100% L / C na anya
  • Ọnụ ọgụgụ nke Min.1 PC
  • Ikike inye:Ndepụta Tọn 20000 kwa afọ nke ọkpọ ígwè
  • Etiti oge:7-14 ụbọchị ma ọ bụrụ na ngwaahịa, 30-45 ụbọchị na-emepụta
  • Nkwakọ ngwaahịa:Black Vanishing, bevel na okpu maka otu ọkpọkọ ọ bụla; OD n'okpuru 219mm kwesịrị ịkwakọ na ngwugwu, na ngwugwu ọ bụla agaghị agafe tọn 2.
  • Nkọwa ngwaahịa

    P5

    P9

    P11

    P22

    P92

    Mkpado ngwaahịa

    Nchịkọta

    Ọkọlọtọ:ASTM A335 Alloy ma ọ bụ bụghị: Alloy
    Otu ọkwa: P5,P9,P11,P22,P91,P92 wdg. Ngwa: Ọkpụkpọ ọkpọkọ
    Ọkpụrụkpụ: 1 - 100 mm Ọgwụgwọ dị n'elu: Dị ka ihe ndị ahịa chọrọ
    Dayameta dị n'èzí (Gburugburu): 10 - 1000 mm Usoro: Hot Rolled/Oyi sere
    Ogologo: Ogologo a kapịrị ọnụ ma ọ bụ ogologo enweghị usoro Ọgwụgwọ ikpo ọkụ: Annealing / Normalizing / Tempering
    Ụdị ngalaba: Gburugburu Ọkụ Pụrụ Iche: Ọkụ Mgbidi
    Ebe Mmalite: China Ojiji: Ọkụ Steam Nrụgide Dị Elu, Igwe ọkụ na Onye na-agbanwe Okpomọkụ
    Asambodo: ISO9001:2008 Nnwale: ET/UT

    Ngwa

    A na-eji ya eme ihe na-eme ka ọ bụrụ ọkpọkọ ọkpọkọ ọkpọkọ dị elu, ọkpọkọ gbanwere ọkụ, ọkpọkọ uzuoku dị elu maka ụlọ ọrụ mmanụ ala na kemịkalụ.

    1 锅炉管
    2 化工化肥管
    产品-6
    4 Ime

    Isi ọkwa

    Ọkwa nke elu-edu alloy ọkpọkọ: P5, P9, P11, P22, P91, P92 wdg

     

    ASTM A335 P9
    P11 伟浩(1)
    P22
    P91 406
    P92 720
    P91 508

    Ngwakọta kemịkalụ

    Ọkwa UN C≤ Mn P≤ S≤ Si≤ Cr Mo
    Sequiv.
    P1 K11522 0.10-0.20 0.30-0.80 0.025 0.025 0.10-0.50 - 0.44-0.65
    P2 K11547 0.10-0.20 0.30-0.61 0.025 0.025 0.10-0.30 0.50-0.81 0.44-0.65
    P5 K41545 0.15 0.30-0.60 0.025 0.025 0.5 4.00-6.00 0.44-0.65
    P5b K51545 0.15 0.30-0.60 0.025 0.025 1.00-2.00 4.00-6.00 0.44-0.65
    P5c K41245 0.12 0.30-0.60 0.025 0.025 0.5 4.00-6.00 0.44-0.65
    P9 S50400 0.15 0.30-0.60 0.025 0.025 0.50-1.00 8.00-10.00 0.44-0.65
    P11 K11597 0.05-0.15 0.30-0.61 0.025 0.025 0.50-1.00 1.00-1.50 0.44-0.65
    P12 K11562 0.05-0.15 0.30-0.60 0.025 0.025 0.5 0.80-1.25 0.44-0.65
    P15 K11578 0.05-0.15 0.30-0.60 0.025 0.025 1.15-1.65 - 0.44-0.65
    P21 K31545 0.05-0.15 0.30-0.60 0.025 0.025 0.5 2.65-3.35 0.80-1.60
    P22 K21590 0.05-0.15 0.30-0.60 0.025 0.025 0.5 1.90-2.60 0.87-1.13
    P91 K91560 0.08-0.12 0.30-0.60 0.02 0.01 0.20-0.50 8.00-9.50 0.85-1.05
    P92 K92460 0.07-0.13 0.30-0.60 0.02 0.01 0.5 8.50-9.50 0.30-0.60

    Nhọpụta ọhụrụ hibere dabere na Omume E 527 na SAE J1086, Omume maka Ọnụ Ọgụgụ na Alloys (UNS). B Grade P 5c ga-enwe ọdịnaya titanium nke na-erughị 4 ugboro nke carbon na ọ bụghị karịa 0.70%; ma ọ bụ ọdịnaya kọlụm nwere okpukpu 8 ruo 10 nke ọdịnaya carbon.

    Ngwongwo igwe

    Ngwa igwe P1, P2 P12 P23 P91 P92,P11 P122
    Ike ọdụdọ 380 415 510 585 620 620
    Mpụta ike 205 220 400 415 440 400

    Ọgwụgwọ okpomọkụ

    Ọkwa Ụdị ọgwụgwọ okpomọkụ Na-emezi oke okpomoku F [C] Subcritical Annealing ma ọ bụ iwe iwe
    P5, P9, P11, na P22 Oke okpomoku F [C]
    A335 P5 (b,c) Full ma ọ bụ Isothermal Anneal    
      Normalize na iwe ***** 1250 [675]
      Anneal Subcritical (P5c naanị) ***** 1325-1375 [715 - 745]
    A335 P9 Full ma ọ bụ Isothermal Anneal    
      Normalize na iwe ***** 1250 [675]
    A335 P11 Full ma ọ bụ Isothermal Anneal    
      Normalize na iwe ***** 1200 [650]
    A335 P22 Full ma ọ bụ Isothermal Anneal    
      Normalize na iwe ***** 1250 [675]
    A335 P91 Normalize na iwe 1900-1975 [1040 - 1080] 1350-1470 [730 - 800]
      Quench na iwe 1900-1975 [1040 - 1080] 1350-1470 [730 - 800]

    Ndidi

    Maka ọkpọkọ nyere iwu ka ọ banye n'ime dayameta, dayameta dị n'ime agaghị adị iche karịa 6 1 % site na nke akọwapụtara n'ime dayameta

    Ọdịiche anabatara na dayameta dị n'èzí

    Onye nrụpụta NPS in mm in mm
    1⁄8 ruo 11⁄2, gụnyere 1⁄64 (0.015) 0.4 1⁄64 (0.015) 0.4
    Ihe karịrị 11⁄2 ruo 4, gụnyere. 1⁄32 (0.031) 0.79 1⁄32 (0.031) 0.79
    Ihe karịrị 4 ruo 8, gụnyere 1⁄16 (0.062) 1.59 1⁄32 (0.031) 0.79
    Ihe karịrị 8 ruo 12, gụnyere. 3⁄32 (0.093) 2.38 1⁄32 (0.031) 0.79
    Karịrị 12 6 1% nke akọwapụtara
    n'èzí
    dayameta
         

    Achọrọ nnwale

    Nnwale hydraustatic:

    Ekwesịrị ịnwale ọkpọkọ igwe anaghị agba nchara n'otu n'otu. Nrụgide ule kachasị bụ 20 MPa. N'okpuru Nrụgide Ule, Oge Nkwụsi ike ekwesịghị ịbụ ihe na-erughị 10 S, na ọkpọ ígwè ekwesịghị ịwụ.

    Mgbe onye ọrụ kwenyechara, enwere ike dochie ule hydraulic site na Nnwale Eddy Ugbu a ma ọ bụ Nnwale Ọpụpụ Igwe Ọdụdọ.

    Nnwale anaghị emebi emebi:

    Ekwesịrị iji nlezianya nyochaa ọkpọkọ ndị chọrọ nyocha ọzọ n'otu n'otu. Mgbe mkparita uka ahihia choro nkwenye nke otu ahu ma edeputa ya na nkwekọrịta, enwere ike itinye ule ndi ozo na-adighi nbibi.

    Nnwale ọkụ ọkụ:

    A ga-edobere tubes nwere dayameta dị n'èzí karịa 22 mm maka ule na-adaba adaba. Ọ nweghị Delamination a na-ahụ anya, ntụpọ ọcha, ma ọ bụ adịghị ọcha kwesịrị ime n'oge nnwale ahụ dum.

    Ule isi ike:

    Maka ọkpọkọ nke ọkwa P91, P92, P122, na P911, Brinell, Vickers, ma ọ bụ Rockwell ule siri ike ka a ga-eme n'ụdị nza ọ bụla.

    Nnwale gbagọ:

    Maka ọkpọkọ nke dayameta ya karịrị NPS 25 yana dayameta ya na nha mgbidi ya bụ 7.0 ma ọ bụ ihe na-erughị ka a ga-edobe n'ule agbagọ kama ịnwale ule. Enwere ike ịnye ọkpọkọ ọzọ nke dayameta ya nhata ma ọ bụ karịa NPS 10 maka ule ịgbagọ n'ọnọdụ ule ịgbasa n'okpuru nkwado nke onye zụrụ ya.

     

    Nchekwa

    库存1
    库存2

    Nkọwa ngwaahịa

    Nbudata & Mbupu

     1. Na-ebu site na akpa
    2. Na-ebu ibu site na nnukwu ibu

    Vidiyo


  • Nke gara aga:
  • Osote:

  • ASTM A335 P5bụ ihe alloy ígwè enweghị nkebi ferritic elu okpomọkụ anwụrụ nke American ọkọlọtọ. Alloy tube bụ ụdị tube nchara na-enweghị ihe ọ bụla, arụmọrụ ya dị elu karịa tube nchara nchara n'ozuzu, n'ihi na ụdị ígwè ígwè a nwere ihe ndị ọzọ C, arụmọrụ dị ntakịrị karịa ígwè ígwè na-adịghị ahụkebe, ya mere a na-eji tube alloy eme ihe n'ọtụtụ ebe. na mmanụ ala, ikuku ikuku, kemịkalụ, ọkụ eletrik, ọkụ ọkụ, ndị agha na ụlọ ọrụ ndị ọzọ.

    Alloy Steel ọkpọkọ nwere nnukwu ihe ndị ọzọ karịa carbon dị ka nickel, chromium, silicon, manganese, tungsten, molybdenum, vanadium na obere ihe ndị ọzọ a na-anabatakarị dị ka manganese, sọlfọ, silicon, na phosphorous.

    Ihe kwekọrọ n'ụlọ alloy ígwè: 1Cr5Mo GB 9948-2006 "Steel Pipe Standard for Petroleum Cracking"

    • Ịkwụ Ụgwọ: Nkwụnye ego 30%, 70% L / C ma ọ bụ B / L oyiri ma ọ bụ 100% L / C N'ebe Anya
    • Min. Ọnụ ọgụgụ: 1 PC
    • Ikike ịnye:Kwa afọ 20000 Tọns nke ọkpọkọ igwe
    • Oge ndu: Ụbọchị 7-14 Ọ bụrụ na Ọ dị na ngwaahịa, 30-45 ụbọchị iji mepụta
    • Mbukota: Black Vanishing, Bevel na okpu maka ọ bụla otu ọkpọkọ; OD dị n'okpuru 219mm kwesịrị ịkwanye na ngwugwu, na ngwugwu ọ bụla agaghị agafe tọn 2.

    Nchịkọta

    Ọkọlọtọ:ASTM A335 Alloy ma ọ bụ bụghị: Alloy
    Otu ọkwa: P5 Ngwa: Ọkpụkpọ ọkpọkọ
    Ọkpụrụkpụ: 1 - 100 mm Ọgwụgwọ dị n'elu: Dị ka ihe ndị ahịa chọrọ
    Dayameta dị n'èzí (Gburugburu): 10 - 1000 mm Usoro: Hot Rolled/Oyi sere
    Ogologo: Ogologo a kapịrị ọnụ ma ọ bụ ogologo enweghị usoro Ọgwụgwọ ikpo ọkụ: Annealing / Normalizing / Tempering
    Ụdị ngalaba: Gburugburu Ọkụ Pụrụ Iche: Ọkụ Mgbidi
    Ebe Mmalite: China Ojiji: Ọkụ Steam Nrụgide Dị Elu, Igwe ọkụ na Onye na-agbanwe Okpomọkụ
    Asambodo: ISO9001:2008 Nnwale: ET/UT

    Ngwa

    A na-eji ya eme ihe na-eme ka ọ bụrụ ihe na-esi ísì ụtọ dị elu, igwe na-ekpo ọkụ na-ekpo ọkụ, ọkụ ọkụ na-ekpo ọkụ, nnukwu nrụgide steam maka mmanụ ụgbọala na ụlọ ọrụ kemịkalụ.

    Ngwakọta kemịkalụ

    Ihe mejupụtara

    Data

    UNS Nhazi K41545
    Carbon (max.) 0.15
    Manganese 0.30-0.60
    Phosphorus (max.) 0.025
    Silicon (max.) 0,50
    Chromium 4.00-6.00
    Molybdenum 0.45-0.65
    Ihe ndị ọzọ
    Ewubere aha ọhụrụ n'ikwekọ na omume E 527 na SAE J1086, Practice For Numbering Metals and Alloys (UNS). B ọkwa P 5c ga-enwe ọdịnaya Titanium nke na-erughị 4 ugboro ọdịnaya carbon na ọ bụghị karịa 0.70 %; Ma ọ bụ ọdịnaya Columbium nke 8 ruo ugboro iri ọdịnaya carbon.

    Ngwongwo igwe

    Njirimara Data
    Ike tensile, Min, (MPa) 415 Mpa
    Ike Mpụta, Min, (MPa) 205 Mpa
    Mgbatị, Min, (%), L/T 30/20

    Ọgwụgwọ okpomọkụ

    Ọkwa Ụdị ọgwụgwọ okpomọkụ Na-emezi oke okpomoku F [C] Mbelata nke Subcritical Ma ọ bụ iwe
    P5, P9, P11 na P22 Oke okpomoku F [C]
    A335 P5 (B,C) Full ma ọ bụ Isothermal Anneal    
    A335 P5b Normalize na iwe ***** 1250 [675]
    A335 P5c Subcritical Anneal ***** 1325-1375 [715 - 745]

    Ndidi

    Maka Pipe ka enyere n'ime dayameta, dayameta dị n'ime agaghị adịgasị iche karịa ± 1 % Site na dayameta nke akọwapụtara n'ime.

    Ọdịiche anabatara na dayameta dị n'èzí

    Onye nrụpụta NPS Nkwenye dị mma ndidi na-adịghị mma
    In Mm In Mm
    1⁄8 ruo 11⁄2, Incl 1⁄64 (0.015) 0.4 1⁄64 (0.015) 0.4
    Ihe karịrị 11⁄2 ruo 4, Incl. 1⁄32 (0.031) 0.79 1⁄32 (0.031) 0.79
    Ihe karịrị 4 ruo 8, Incl 1⁄16 (0.062) 1.59 1⁄32 (0.031) 0.79
    Ihe karịrị 8 ruo 12, Incl. 3⁄32 (0.093) 2.38 1⁄32 (0.031) 0.79
    Karịrị 12 ± 1% nke akọwapụtara
    N'èzí
    Dayameta

    Achọrọ nnwale

    Nnwale hydraustatic:

    Ekwesịrị ịnwale ọkpọkọ igwe anaghị agba nchara n'otu n'otu. Nrụgide ule kachasị bụ 20 MPa. N'okpuru Nrụgide Ule, Oge Nkwụsi ike ekwesịghị ịbụ ihe na-erughị 10 S, na ọkpọ ígwè ekwesịghị ịwụ.

    Mgbe onye ọrụ kwenyechara, enwere ike dochie ule hydraulic site na Nnwale Eddy Ugbu a ma ọ bụ Nnwale Ọpụpụ Igwe Ọdụdọ.

    Nnwale anaghị emebi emebi:

    Ekwesịrị iji nlezianya nyochaa ọkpọkọ ndị chọrọ nyocha ọzọ n'otu n'otu. Mgbe mkparita uka ahihia choro nkwenye nke otu ahu ma edeputa ya na nkwekọrịta, enwere ike itinye ule ndi ozo na-adighi nbibi.

    Nnwale ọkụ ọkụ:

    A ga-edobere tubes nwere dayameta dị n'èzí karịa 22 mm maka ule na-adaba adaba. Ọ nweghị Delamination a na-ahụ anya, ntụpọ ọcha, ma ọ bụ adịghị ọcha kwesịrị ime n'oge nnwale ahụ dum.

    Ule isi ike:

    Maka Pipe nke akara ule P91, P92, P122, na P911, Brinell, Vickers, ma ọ bụ Rockwell Hardness Ule ka A ga-eme na ihe atụ sitere na Lot ọ bụla.

    Nnwale gbagọ:

    Maka ọkpọkọ nke dayameta ya gafere NPS 25 na onye dayameta ya na oke ịdị arọ nke mgbidi dị 7.0 ma ọ bụ obere ka a ga-edobe ya na ule bend kama nnwale flattening. Pipe ọzọ nke dayameta ya nhata ma ọ bụ gafere NPS 10 enwere ike ịnye ule bend n'ọnọdụ ule flattening isiokwu maka nnabata nke onye zụrụ ya.

    Ihe & Nrụpụta

    Enwere ike ịmecha ọkpọkọ ọkụ ma ọ bụ dọpụta ya na-ekpo ọkụ site na ọgwụgwọ okpomọkụ nke edepụtara n'okpuru ebe a.

    Ọgwụgwọ okpomọkụ
    • A/N+T
    • N+T/Q+T
    • N+T
    Ezipụta ule maka igwe
    • Nnwale ntụgharị ma ọ bụ ogologo ntanarị na ule flattening, ule siri ike, ma ọ bụ nwale bend
    • Maka ikpo ọkụ ihe eji eme ihe n'ụdị ọkụ ọkụ, a ga-eme nyocha na 5% nke ọkpọkọ site na nza ọ bụla a na-agwọ. Maka obere nza, ọ dịkarịa ala, a ga-anwale otu ọkpọkọ.
    • Maka ikpo ọkụ ihe eji eme ihe site na usoro na-aga n'ihu, a ga-anwale ule na ọnụ ọgụgụ zuru ezu nke ọkpọkọ iji mee 5% nke nza, ma ọ dịghị ihe na-erughị 2 ọkpọkọ.
    Ihe ndetu maka ule Bend:
    • Maka ọkpọkọ nke dayameta ya karịrị NPS 25 yana dayameta ya na nha mgbidi ya bụ 7.0 ma ọ bụ ihe na-erughị ka a ga-edobe n'ule agbagọ kama ịnwale ule.
    • Enwere ike ịnye ọkpọkọ ndị ọzọ dayameta ya nhata ma ọ bụ karịa NPS 10 maka ule gbagọọ n'ọnọdụ ule ịgbasa n'okpuru nkwado nke onye zụrụ ya.
    • A ga-ehulata ihe nlele ule na-ehulata na ụlọ okpomọkụ site na 180 na-enweghị mgbawa n'èzí nke akụkụ ahụ ehuru.

    ASTM A335 P5enweghị nkebi ígwè tubes kwesịrị ekwesị maka mmiri, uzuoku, hydrogen, utoojoo mmanụ, wdg Ọ bụrụ na eji maka mmiri vepo, ya kacha arụ ọrụ okpomọkụ bụ 650.; Mgbe eji na-arụ ọrụ na-arụ ọrụ dị ka utoojoo mmanụ, ọ nwere ezigbo elu-okpomọkụ sọlfọ corrosion eguzogide, na-ejikarị na elu-okpomọkụ sọlfọ corrosion ọnọdụ nke 288 ~ 550..

    Usoro mmepụta:

    1. Hot mpịakọta (extruded enweghị nkebi ígwè tube): gburugburu tube billet → kpo oku → perforation → atọ mpịakọta cross rolling, na-aga n'ihu na-atụgharị ma ọ bụ extrusion → tube tube → size (ma ọ bụ ibelata) → jụrụ → ịgbatị → ule nrụgide mmiri (ma ọ bụ nchọpụta ntụpọ). ) → akara → nchekwa

    2. Ihe osise oyi (na-atụgharị) tube nchara na-enweghị nkebi: gburugburu tube billet → kpo oku → perforation → isi → annealing → pickling → oiling (ọla kọpa) → ọtụtụ ihe na-agafe oyi (mgbagharị oyi) → oghere oghere → ọgwụgwọ okpomọkụ → ịgbatị → mmiri. ule nrụgide (nchọpụta ntụpọ) → akara → nchekwa

    Ihe ngosi ngwa:

    N'ime ikuku na ngwaọrụ oghere maka nhazi mmanụ sọlfọ dị elu,ASTM A335 P5enweghị nkebi ígwè tubes na-bụ-eji maka ala pipeline nke ikuku na agụụ ụlọ elu, ọkụ tubes nke ikuku na agụụ okuku ọkụ, elu-ọsọ ngalaba nke ikuku na agụụ mmanụ ntụgharị akara na ndị ọzọ elu okpomọkụ mmanụ na gas pipelines nwere sọlfọ.

                1 锅炉管2 化工化肥管

    Na ngalaba FCC,ASTM A335 P5A na-ejikarị tubes ígwè na-adịghị ahụkebe eme ihe na slurry dị elu, ihe na-eme ka ọ bụrụ pipeline na-emegharịghachi, yana ụfọdụ mmanụ sọlfọ na-ekpo ọkụ na gas pipelines.

    v2-0c41f593f019cd1ba7925cc1c0187f06_1440w(1)

    Na ngalaba coking na-egbu oge,ASTM A335 P5enweghị nkebi ígwè ọkpọkọ bụ tumadi eji elu okpomọkụ ndepụta ọkpọkọ na ala nke coke tower na elu okpomọkụ mmanụ na gas pipe n'elu ụlọ elu coke, ọkụ ọkpọkọ na ala nke coke oven, ọkpọkọ na ala nke fracking tower na ụfọdụ ndị ọzọ. mmanụ ọkụ dị elu na ọkpọkọ gas nwere sọlfọ.

     

    Alloy Steel ọkpọkọ nwere nnukwu ihe ndị ọzọ karịa carbon dị ka nickel, chromium, silicon, manganese, tungsten, molybdenum, vanadium na obere ihe ndị ọzọ a na-anabatakarị dị ka manganese, sọlfọ, silicon, na phosphorous..

    ASTM A335 P9 bụ ihe alloy ígwè enweghị nkebi ferritic elu okpomọkụ anwụrụ nke American ọkọlọtọ. Alloy tube bụ ụdị tube nchara na-enweghị ihe ọ bụla, arụmọrụ ya dị elu karịa tube nchara nchara n'ozuzu, n'ihi na ụdị ígwè ígwè a nwere ihe ndị ọzọ C, arụmọrụ dị ntakịrị karịa ígwè ígwè na-adịghị ahụkebe, ya mere a na-eji tube alloy eme ihe n'ọtụtụ ebe. na mmanụ ala, ikuku ikuku, kemịkalụ, ọkụ eletrik, ọkụ ọkụ, ndị agha na ụlọ ọrụ ndị ọzọ.

    A335 P9bụ nnukwu okpomọkụ chromium-molybdenum alloy okpomọkụ na-eguzogide ígwè emepụtara dị ka ọkọlọtọ America si dị. N'ihi na nke magburu onwe ọxịdashọn eguzogide, elu okpomọkụ ike na sulfide corrosion eguzogide, ọ na-ọtụtụ-eji na elu okpomọkụ na elu mgbali inflammable na mgbawa pipelines nke mmanụ ụgbọala refining osisi, karịsịa kpọmkwem okpomọkụ ọkpọkọ nke kpo oku oku, ọkara okpomọkụ nwere ike iru 550 ~ 600 ℃. .

    Ihe kwekọrọ n'ụlọ alloy ígwè: 1Cr5Mo GB 9948-2006 "Steel Pipe Standard for Petroleum Cracking"

    Nchịkọta

    Ọkọlọtọ:ASTM A335 Alloy ma ọ bụ bụghị: Alloy
    Otu ọkwa: P9 Ngwa: Ọkpụkpọ ọkpọkọ
    Ọkpụrụkpụ: 1 - 100 mm Ọgwụgwọ dị n'elu: Dị ka ihe ndị ahịa chọrọ
    Dayameta dị n'èzí (Gburugburu): 10 - 1000 mm Usoro: Hot Rolled/Oyi sere
    Ogologo: Ogologo a kapịrị ọnụ ma ọ bụ ogologo enweghị usoro Ọgwụgwọ ikpo ọkụ: Annealing / Normalizing / Tempering
    Ụdị ngalaba: Gburugburu pecial Pipe: Oke Wall Pipe
    Ebe Mmalite: China Ojiji: Ọkụ Steam Nrụgide Dị Elu, Igwe ọkụ na Onye na-agbanwe Okpomọkụ
    Asambodo: ISO9001:2008 Nnwale: ET/UT

     

    Ngwakọta kemịkalụ

    Ngwakọta kemịkalụ nke ọkpọkọ nchara na-enweghị nkebi maka mgbawa mmanụ ala

    ASTM A335M

    C

    SI

    Mn

    P

    S

    Cr

    Mo

    P9

    ≦0.15

    0.25-1.00

    0.30-0.60

    ≦0.025

    ≦0.025

    8.00-10.00

    0.90-1.10

     

    Ngwongwo igwe

    Njirimara

    Data

    Ike ndọtị, min, (MPa) 415 Mpa
    Ike mpụta, min, (MPa) 205 Mpa
    Mgbatị, min, (%), L/T 14
    HB 180

    Ọgwụgwọ okpomọkụ

     

    Ọkwa

    Ụdị ọgwụgwọ okpomọkụ Na-emezi oke okpomoku F [C] Mbelata nke Subcritical Ma ọ bụ iwe
    P5, P9, P11 na P22    
    A335 P9 Full ma ọ bụ Isothermal Anneal    
      Normalize na iwe ***** 1250 [675]

    A335 P9enwere ike ịgwọ okpomọkụ site na annealing ma ọ bụ normalizing + tempering usoro. Annealing usoro jụrụ oyi ngwa ngwa, na-emetụta mmepụta uda, mmepụta usoro siri ike ịchịkwa, na elu na-eri; Ya mere, n'ezie mmepụta adịkarịghị eji annealing okpomọkụ ọgwụgwọ usoro, na-ejikarị normalizing + tempering okpomọkụ ọgwụgwọ kama annealing usoro, iji nweta ulo oru mmepụta.

    A335 P9ígwè n'ihi na ọ dịghị nwere V, Nb na ndị ọzọ microalloying ọcha, ya mere normalizing okpomọkụ karịa A335 P91 ígwè bụ ala, 950 ~ 1050 ℃, jide 1h, usoro mgbe normalize ọtụtụ n'ime carbide etisasịwo ma ọ dịghị doro anya ọka ibu, ma. oke elu normalizing okpomọkụ na-adịkarị mfe austenite ọka keadighi rarii: tempering okpomọkụ bụ 740-790 ℃, iji nweta ala ekweghị ekwe, Oge okpomọkụ kwesịrị ịgbatị nke ọma.

    Ndidi

    Maka Pipe ka enyere n'ime dayameta, dayameta dị n'ime agaghị adịgasị iche karịa ± 1 % Site na dayameta nke akọwapụtara n'ime.

    Ọdịiche anabatara na dayameta dị n'èzí

    Onye nrụpụta NPS

    Nkwenye dị mma

    ndidi na-adịghị mma

    In

    Mm

    In

    Mm

    1⁄8 ruo 11⁄2, Incl

    1⁄64 (0.015)

    0.4

    1⁄64 (0.015)

    0.4

    Ihe karịrị 11⁄2 ruo 4, Incl.

    1⁄32 (0.031)

    0.79

    1⁄32 (0.031)

    0.79

    Ihe karịrị 4 ruo 8, Incl

    1⁄16 (0.062)

    1.59

    1⁄32 (0.031)

    0.79

    Ihe karịrị 8 ruo 12, Incl.

    3⁄32 (0.093)

    2.38

    1⁄32 (0.031)

    0.79

    Karịrị 12

    ± 1% nke akọwapụtara
    N'èzí
    Dayameta

    Usoro mmepụta:

    A335 e mere dị ka ngwá ọnọdụ nke Tianjin ígwè anwụrụ na e ji maraA335 P9ígwè P9 ikpe-arụpụta usoro nke enweghị nkebi ígwè anwụrụ:Igwe ọkụ ọkụ eletrik steelmaking → ladle refining → agụụ degassing → anwụ nkedo → tube oghere forging → tube oghere annealing → tube oghere kpo oku → oblique ịkpọpu → PQF na-aga n'ihu tube na-akpụgharị igwe igwe tube mpịakọta → mpịakọta atọ → oyi akwa akwa → tube njedebe Dị ka si kwuo ịkpụ → nchara nchara na-agbatị → nchọpụta nhụta ndọta → ọgwụgwọ okpomọkụ → ịgbatị → nchọpụta ntụpọ ultrasonic → ule hydraulic → nha na nlele anya → nchekwa.

    usoro mmepụta ihe:

    Nọmba ihe

    usoro mmepụta ihe

    Omume na njikwa ogo

    1

    Nzukọ nleba anya

    Nkeji nke nzukọ

    2

    ASEA-SKF

    Gbanwee ihe mejupụtara kemịkalụ

    * Nyocha ihe mejupụtara kemịkalụ

    * okpomọkụ na-agbaze

    3

    CCM

    billet
    * Ntụle na-esi ísì ụtọ

    4

    Nnyocha ihe onwunwe

    Nyocha oghere na nkwenye ịdị mma

    *Ọnọdụ ọdịdị: elu nke billet kwesịrị ịbụ nke enweghị ntụpọ dị ka ọnyà, slag, pinholes, cracks, wdg. Akara ngosi, olulu na olulu agaghị agafe 2.5mm

    5

    kpo oku oghere

    Na-ekpo ọkụ billet n'ime ọkụ rotary

    * Jikwaa okpomọkụ ọkụ

    6

    ọkpọkọ perforation

    Were ntụ ntụ ntụ ndu/ndụ tuo ya

    * Jikwaa okpomọkụ mgbe ị na-adụpu

    * Jikwaa nha mgbe perforation gasịrị

    7

    Na-ekpo ọkụ Rolled

    Na-ekpo ọkụ na-atụgharị n'ime igwe igwe tube na-aga n'ihu

    * Tọọ ọkpụrụkpụ mgbidi ọkpọkọ

    8

    Nha

    Jikwaa n'èzí dayameta na akụkụ ọkpụrụkpụ mgbidi

    * Nrụpụta dayameta elu zuru oke

    * Mgbidi ọkpụrụkpụ mgbidi zuru oke

    9

    chemical mejupụtara

    Nyocha ihe mejupụtara kemịkalụ

    * Usoro nnabata maka ihe mejupụtara kemịkalụ. Ekwesịrị ịdekọ nsonaazụ nyocha nke kemịkalụ n'ime akwụkwọ ihe.

    10

    Normalizing + iwe ọkụ

    A na-eme ọgwụgwọ okpomọkụ (normalizing) mgbe ọ na-atụgharị ọkụ. Ọgwụgwọ okpomọkụ kwesịrị ịṅa ntị iji chịkwaa okpomọkụ na oge.

    Mgbe ọgwụgwọ okpomọkụ gasịrị, akụrụngwa akụrụngwa nke ngwaahịa ahụ kwesịrị iru ọkọlọtọ ASTM A335

    11

    ikuku jụrụ

    Ihe ndina dị jụụ site na nzọụkwụ

    12

    ịkwọ ụgbọala

    Ịkwọ ụgbọ ruo ogologo ogologo

    * Njikwa ogologo ọkpọ ígwè ígwè

    13

    Izi ezi (ọ bụrụ na ọ dị mkpa)

    Na-achịkwa ọnụ ala.

    Mgbe ịgbazichara, nkwụzigharị kwesịrị ịdị na ASTM A335

    14

    Nyocha na nnabata

    Ọdịdị na Nyocha akụkụ

    * Nkwenye akụkụ igwe kwesịrị ịdị na ASTM A999

    Cheta na: Ntachi anya dayameta nke elu: ±0.75%D

    * Ekwesịrị ilele anya n'otu n'otu dịka ọkọlọtọ ASTM A999 siri gbanarị elu adịghị mma.

    15

    nchọpụta ntụpọ

    * A ga-enyocha ahụ dum nke ọkpọkọ ígwè maka ultrasonically ntụpọ ogologo dị ka ISO9303/E213

    Nnwale Ultrasonic:
    1) Ọkọlọtọ ngwa: ISO9303/ASTM E213
    2) Ọkọlọtọ ntụaka: Nnyocha ntụpọ ogologo oge.
    3) Ọkwa nnabata: L2/C (mpụga na nke ime)
    Mara: Onye nleba anya na-achọpụta ntụpọ kwesịrị ịnwe asambodo ntozu nke ụlọ ọrụ nnwale na-adịghị emebi emebi nke China Mechanical Engineering Society.

    16

    Nnwale akụrụngwa akụrụngwa

    (1) Nnwale tensile (longitudinal) na ule na-adaba adaba

    Ugboro nyocha
    Akọwapụtara "Lot" dịka ASTM A335 si kwuo

    5% / ogbe, opekata mpe 2 tubes

    Min

    Oke

    P9

    Ike Mpụta (Mpa)

    205

     

    ike tensile (MPa)

    415

     

    Ogologo oge

    Dabere na ọkọlọtọ ASTM A335

    Nnwale na-atọ ụtọ

    Dabere na ọkọlọtọ ASTM A999

    (2) Nnwale ike ike

    Ugboro ule: dị ka ule tensile

    1 iberibe / ogbe

    HV&HRC

    ≤250HV10&≤25 HRC HV10≤250&HRC≤25

    Mara: ọkọlọtọ ule ike ike Vickers: ISO6507 ma ọ bụ ASTM E92;

    Standardkpụrụ ule hardness Rockwell: ISO6508 ma ọ bụ ASTM E18

    17

    NDT

    A ga-anwale ọkpọkọ ígwè ọ bụla dịka ihe achọrọ nke ụzọ nnwale E213, E309 ma ọ bụ E570.

    18

    ule nrụgide mmiri

    Nnwale Hydrostatic dị ka ASTM A999, nnwale nnwale
    Gbakọọ dị ka usoro nke ASTM A999,
    Ogologo oge nrụgide mmiri: enweghị nkwụsị ma ọ bụ nrụrụ n'ime 5 sekọnd

    19

    bevel

    Nkwekọrịta na-adaba na nsọtụ abụọ nke ọkpọkọ ígwè dị ka ASTM B16.25fig.3 (a)
    * Dakọtara na akụkụ bevel: 30º-35°
    * Oghere anya: 1.6mm (± 0.8mm)

    20

    Ntụle ibu na ogologo

    * Nkwenye ịdị arọ nke otu: -6% ~ +4%.
    * Ogologo ọkpọkọ emechara: 6-9 mita

    21

    Ọkọlọtọ ọkpọkọ

    A ga-efesa elu elu nke ọkpọkọ nchara dịka ọkọlọtọ ASTM A335 na ihe ndị ahịa chọrọ. Ọdịnaya nke akara bụ ndị a:

    " Ogologo arọ TPCO ASTM A335 Afọ-ọnwa akụkụ P9 S LT *** C *** MPa / NDE Okpomọkụ Nọmba Lot Number Tube Number

    22

    agba

    A na-ese elu elu nke tube dịka ọkọlọtọ ụlọ ọrụ si dị

    23

    ọkpọkọ ngwụcha okpu

    ** Ekwesịrị inwe okpu rọba na nsọtụ abụọ nke tube ọ bụla

    24

    ndepụta ihe

    * Ekwesịrị ịnye akwụkwọ ihe dịka EN10204 3.1. "Ekwesịrị igosipụta PO onye ahịa na akwụkwọ ihe.

    Foto 3 P9 (1)      ASTM A335 P9

    P91

    P9 2

    P9 nke 3

    P9(4)

    ASTM A335 P11 bụ ihe alloy ígwè enweghị nkebi ferritic elu okpomọkụ anwụrụ nke American ọkọlọtọ. Alloy tube bụ ụdị tube nchara na-enweghị ihe ọ bụla, arụmọrụ ya dị elu karịa tube nchara nchara n'ozuzu, n'ihi na ụdị ígwè ígwè a nwere ihe ndị ọzọ C, arụmọrụ dị ntakịrị karịa ígwè ígwè na-adịghị ahụkebe, ya mere a na-eji tube alloy eme ihe n'ọtụtụ ebe. na mmanụ ala, ikuku ikuku, kemịkalụ, ọkụ eletrik, ọkụ ọkụ, ndị agha na ụlọ ọrụ ndị ọzọ.

    Nchịkọta

    Ọkọlọtọ:ASTM A335 Alloy ma ọ bụ bụghị: Alloy
    Otu ọkwa: P11 Ngwa: Ọkpụkpọ ọkpọkọ
    Ọkpụrụkpụ: 1 - 100 mm Ọgwụgwọ dị n'elu: Dị ka ihe ndị ahịa chọrọ
    Dayameta dị n'èzí (Gburugburu): 10 - 1000 mm Usoro: Hot Rolled/Oyi sere
    Ogologo: Ogologo a kapịrị ọnụ ma ọ bụ ogologo enweghị usoro Ọgwụgwọ ikpo ọkụ: Annealing / Normalizing / Tempering
    Ụdị ngalaba: Gburugburu pecial Pipe: Oke Wall Pipe
    Ebe Mmalite: China Ojiji: Ọkụ Steam Nrụgide Dị Elu, Igwe ọkụ na Onye na-agbanwe Okpomọkụ
    Asambodo: ISO9001:2008 Nnwale: ET/UT

     

    Ngwakọta kemịkalụ

    Ngwakọta kemịkalụ nke ọkpọkọ nchara na-enweghị nkebi maka mgbawa mmanụ ala

    ASTM A335M

    C

    SI

    Mn

    P

    S

    Cr

    Mo

    P11

    0.05-0.15

    0.5-1.00

    0.30-0.61

    0.025

    0.025

    1.00-1.50

    0.44-0.65

     

    Ngwongwo igwe

    Njirimara

    Data

    Ike ndọtị, min, (MPa) 415 Mpa
    Ike mpụta, min, (MPa) 205Mpa

    Ọgwụgwọ okpomọkụ

     

    Ọkwa

    Ụdị ọgwụgwọ okpomọkụ Na-emezi oke okpomoku F [C] Mbelata nke Subcritical Ma ọ bụ iwe
    P5, P9, P11 na P22    
    A335 P11 Full ma ọ bụ Isothermal Anneal    
      Normalize na iwe ***** 1250[650]

    Ndidi

    Maka Pipe ka enyere n'ime dayameta, dayameta dị n'ime agaghị adịgasị iche karịa ± 1 % Site na dayameta nke akọwapụtara n'ime.

    Ọdịiche anabatara na dayameta dị n'èzí

    Onye nrụpụta NPS

    Nkwenye dị mma

    ndidi na-adịghị mma

    In

    Mm

    In

    Mm

    1⁄8 ruo 11⁄2, Incl

    1⁄64 (0.015)

    0.4

    1⁄64 (0.015)

    0.4

    Ihe karịrị 11⁄2 ruo 4, Incl.

    1⁄32 (0.031)

    0.79

    1⁄32 (0.031)

    0.79

    Ihe karịrị 4 ruo 8, Incl

    1⁄16 (0.062)

    1.59

    1⁄32 (0.031)

    0.79

    Ihe karịrị 8 ruo 12, Incl.

    3⁄32 (0.093)

    2.38

    1⁄32 (0.031)

    0.79

    Karịrị 12

    ± 1% nke akọwapụtara
    N'èzí
    Dayameta

    QQ图片20191018152313(1)   P11 伟浩(1)

    ASTM A335 P22bụ a enweghị nkebi alloy ígwè anwụrụ maka elu okpomọkụ ferritic ojiji. Alloy tube bụ ụdị tube nchara na-enweghị ihe ọ bụla, arụmọrụ ya dị elu karịa tube nchara nchara n'ozuzu, n'ihi na ụdị ígwè ígwè a nwere ihe ndị ọzọ C, arụmọrụ dị ntakịrị karịa ígwè ígwè na-adịghị ahụkebe, ya mere a na-eji tube alloy eme ihe n'ọtụtụ ebe. na mmanụ ala, ikuku ikuku, kemịkalụ, ọkụ eletrik, ọkụ ọkụ, ndị agha na ụlọ ọrụ ndị ọzọ.

    Nchịkọta

    Ọkọlọtọ:ASTM A335 Alloy ma ọ bụ bụghị: Alloy
    Otu ọkwa: P22 Ngwa: Ọkpụkpọ ọkpọkọ
    Ọkpụrụkpụ: 1 - 100 mm Ọgwụgwọ dị n'elu: Dị ka ihe ndị ahịa chọrọ
    Dayameta dị n'èzí (Gburugburu): 10 - 1000 mm Usoro: Hot Rolled/Oyi sere
    Ogologo: Ogologo a kapịrị ọnụ ma ọ bụ ogologo enweghị usoro Ọgwụgwọ ikpo ọkụ: Annealing / Normalizing / Tempering
    Ụdị ngalaba: Gburugburu pecial Pipe: Oke Wall Pipe
    Ebe Mmalite: China Ojiji: Ọkụ Steam Nrụgide Dị Elu, Igwe ọkụ na Onye na-agbanwe Okpomọkụ
    Asambodo: ISO9001:2008 Nnwale: ET/UT

    Ngwakọta kemịkalụ

    Ngwakọta kemịkalụ nke ọkpọkọ nchara na-enweghị nkebi maka mgbawa mmanụ ala

    ASTM A335M

    C

    SI

    Mn

    P

    S

    Cr

    Mo

    P22

    0.05-0.15

    0.5

    0.30-0.60

    0.025

    0.025

    1.90-2.60

    0.87-1.13

    Ngwongwo igwe

    Njirimara

    Data

    Ike ndọtị, min, (MPa) 415 Mpa
    Ike mpụta, min, (MPa) 205Mpa

    Ọgwụgwọ okpomọkụ

     

    Ọkwa

    Ụdị ọgwụgwọ okpomọkụ Na-emezi oke okpomoku F [C] Mbelata nke Subcritical Ma ọ bụ iwe
    P5, P9, P11 na P22    
    A335 P22 Full ma ọ bụ Isothermal Anneal    
      Normalize na iwe ***** 1250[650]

    Ndidi

    Maka Pipe ka enyere n'ime dayameta, dayameta dị n'ime agaghị adịgasị iche karịa ± 1 % Site na dayameta nke akọwapụtara n'ime.

    Ọdịiche anabatara na dayameta dị n'èzí

    Onye nrụpụta NPS

    Nkwenye dị mma

    ndidi na-adịghị mma

    In

    Mm

    In

    Mm

    1⁄8 ruo 11⁄2, Incl

    1⁄64 (0.015)

    0.4

    1⁄64 (0.015)

    0.4

    Ihe karịrị 11⁄2 ruo 4, Incl.

    1⁄32 (0.031)

    0.79

    1⁄32 (0.031)

    0.79

    Ihe karịrị 4 ruo 8, Incl

    1⁄16 (0.062)

    1.59

    1⁄32 (0.031)

    0.79

    Ihe karịrị 8 ruo 12, Incl.

    3⁄32 (0.093)

    2.38

    1⁄32 (0.031)

    0.79

    Karịrị 12

    ± 1% nke akọwapụtara
    N'èzí
    Dayameta

    A335 P22 bụ 2.25Cr-1Mo Chromium-molybdenum Igwe ọkụ ferritic ígwè dị elu maka ndị na-ekpo ọkụ na ndị na-ekpo ọkụ.ASTM A335/A335Mọkọlọtọ. Na 1985, a tụgharịrị ya na GB5310 wee kpọọ ya 12Cr2MoG. Mba ndị ọzọ nwere akara akara nchara yiri nke ahụ, dịka Federal Republic of Germany 10CrMo910 na Japan STBA24. Na usoro nchara cr-1Mo, ike ọkụ ya dị oke elu, n'okpuru otu okpomọkụ (okpomọkụ580) ike mgbawa ike ya na nrụgide a na-ekwe ka ọ dị elu karịa 9CR-1Mo ígwè, ọ na-enwekwa nhazi nhazi na ịrụ ọrụ ịgbado ọkụ, ezigbo plasticity na-adịgide adịgide. Ya mere, a na-eji ya eme ihe n'ọtụtụ ebe na ebe ọrụ siri ike, dị ka ike ọkụ, ike nuklia na ụfọdụ ngwá ọrụ hydrogen na ọkpọkọ ọkụ dị iche iche na ụgbọ mmiri dị elu.

    Ike okpomọkụ: A335P22 (SA-213T22) na-bụ-eji na 300,600MW na ndị ọzọ na nnukwu ike osisi ji esi mmiri ọkụ tube mgbidi okpomọkụ.580superheater na tube mgbidi okpomọkụ & LT;540mgbidi uzuoku ọkpọkọ na nkụnye eji isi mee, ụdị ígwè a ọtụtụ ebe na-eji na United States, Japan na Europe, nwere ogologo akụkọ ihe mere eme nke ọrụ na ike osisi, bụ a kwụsiri ike arụmọrụ, ezi usoro arụmọrụ nke tozuru okè ígwè.

    12Cr1MoV ígwè bụ nke chromium-molybdenum vanadium ígwè vanadium ígwè, tumadi eji 12Cr1MoV/GB5310 ígwè ọkpọkọ. A na-ejikarị ya eme ihe, bụ okpomọkụ na 480~580ebe okpomọkụ dị elu nke nwere otu n'ime ihe kachasị. 12Cr1MoVG ígwè tube ọrụ okpomọkụ: ọ na-bụ-eji maka isi ígwè nke superheater tube, nkụnye eji isi mee na uzuoku ọkpọkọ nke elu nsogbu ji esi mmiri ọkụ onye tube mgbidi okpomọkụ bụ ihe na-erughị ma ọ bụ hà 580.

    Usoro mmepụta: Nnwale ike:

    1. Hot mpịakọta (extruded enweghị nkebi ígwè tube): gburugburu tube billet → kpo oku → perforation → atọ mpịakọta cross rolling, na-aga n'ihu na-atụgharị ma ọ bụ extrusion → tube tube → size (ma ọ bụ ibelata) → jụrụ → ịgbatị → ule nrụgide mmiri (ma ọ bụ nchọpụta ntụpọ). ) → akara → nchekwa

    2. Ihe osise oyi (na-atụgharị) tube nchara na-enweghị nkebi: gburugburu tube billet → kpo oku → perforation → isi → annealing → pickling → oiling (ọla kọpa) → ọtụtụ ihe na-agafe oyi (mgbagharị oyi) → oghere oghere → ọgwụgwọ okpomọkụ → ịgbatị → mmiri. ule nrụgide (nchọpụta ntụpọ) → akara → nchekwa

    Nkwakọ ngwaahịa:

    Nkwakọba ihe efu / ngwugwu ngwugwu / mkpuchi akwa / nchekwa osisi n'akụkụ abụọ nke tubes ma chekwaa nke ọma maka nnyefe kwesịrị oke osimiri ma ọ bụ dị ka achọrọ.

    QQ图片20200623142628(1)  P22

    P11 伟浩(1)  GD0BL8W8(GE3U5V7O[5_HQY(1)

    Nchịkọta

    P92 ọkọlọtọ elu okpomọkụ ji esi mmiri ọkụ tube enweghị nkebi alloy ọkpọkọ.

     

    Ọkọlọtọ:ASTM A335 Alloy ma ọ bụ bụghị: Alloy
    Otu ọkwa: P92 Ngwa: Ọkpụkpọ ọkpọkọ
    Ọkpụrụkpụ: 1 - 100 mm Ọgwụgwọ dị n'elu: Dị ka ihe ndị ahịa chọrọ
    Dayameta dị n'èzí (Gburugburu): 10 - 1000 mm Usoro: Hot Rolled/Oyi sere
    Ogologo: Ogologo a kapịrị ọnụ ma ọ bụ ogologo enweghị usoro Ọgwụgwọ ikpo ọkụ: Annealing / Normalizing / Tempering
    Ụdị ngalaba: Gburugburu pecial Pipe: Oke Wall Pipe
    Ebe Mmalite: China Ojiji: Ọkụ Steam Nrụgide Dị Elu, Igwe ọkụ na Onye na-agbanwe Okpomọkụ
    Asambodo: ISO9001:2008 Nnwale: ET/UT

     

    Ngwakọta kemịkalụ

    Ngwakọta kemịkalụ nke ọkpọkọ nchara na-enweghị nkebi maka mgbawa mmanụ ala

    ASTM A335M

    C

    SI

    Mn

    P

    S

    Cr

    Mo

    P92

    0.07-0.13

    0.5

    0.30-0.60

    0.02

    0.01

    8.50-9.5

    0.30-0.60

     

    Ngwongwo igwe

    Njirimara

    Data

    Ike ndọtị, min, (MPa) 620 Mpa
    Ike mpụta, min, (MPa) 440Mpa

    Ọgwụgwọ okpomọkụ

     

    Ọkwa

    Ụdị ọgwụgwọ okpomọkụ Na-emezi oke okpomoku F [C] Mbelata nke Subcritical Ma ọ bụ iwe
    P5, P9, P11 na P22    
    A335 P92 Full ma ọ bụ Isothermal Anneal    
      Normalize na iwe ***** 1250[675]

    Ndidi

    Maka Pipe ka enyere n'ime dayameta, dayameta dị n'ime agaghị adịgasị iche karịa ± 1 % Site na dayameta nke akọwapụtara n'ime.

    Ọdịiche anabatara na dayameta dị n'èzí

    Onye nrụpụta NPS

    Nkwenye dị mma

    ndidi na-adịghị mma

    In

    Mm

    In

    Mm

    1⁄8 ruo 11⁄2, Incl

    1⁄64 (0.015)

    0.4

    1⁄64 (0.015)

    0.4

    Ihe karịrị 11⁄2 ruo 4, Incl.

    1⁄32 (0.031)

    0.79

    1⁄32 (0.031)

    0.79

    Ihe karịrị 4 ruo 8, Incl

    1⁄16 (0.062)

    1.59

    1⁄32 (0.031)

    0.79

    Ihe karịrị 8 ruo 12, Incl.

    3⁄32 (0.093)

    2.38

    1⁄32 (0.031)

    0.79

    Karịrị 12

    ± 1% nke akọwapụtara
    N'èzí
    Dayameta

     

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