enweghị nkebi alloy ígwè anwụrụ ASTM A335 P9
Nchịkọta
Ọkọlọtọ: ASTM A335
Otu ọkwa: P5,P9,P11,P22,P91,P92 wdg.
Ọkpụrụkpụ: 1 - 100 mm
Dayameta dị n'èzí (Gburugburu): 10 - 1000 mm
Ogologo: Ogologo ogologo ma ọ bụ ogologo enweghị usoro
Ụdị ngalaba: Gburugburu
Ebe Mmalite: China
Asambodo: ISO9001:2008
Alloy ma ọ bụ bụghị: Alloy
Ngwa: Ọkpụkpọ ọkpọkọ
Ọgwụgwọ dị n'elu: Dị ka ihe ndị ahịa chọrọ
Usoro: Hot Rolled/Oyi sere
Ọgwụgwọ okpomọkụ: Annealing / normalizing / Tempering
Ọkụ Pụrụ Iche: Ọkụ Mgbidi
ojiji: elu mgbali uzuoku ọkpọkọ, esi mmiri ọkụ na okpomọkụ Exchanger
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.
Isi ọkwa
Ọkwa nke elu-edu alloy ọkpọkọ: P1, P2, P5, P9, P11, P22, P91, P92 wdg
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 edeputara 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 ka ọ bụrụ ule ịgbagọ n'ọnọdụ ule agbada n'okpuru nkwado nke onye zụrụ ya.
ASTM A335 P5 bụ alloy steel enweghị nkebi ferritic elu okpomọkụ anwụrụ nke ọkọlọtọ American. 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 edobere 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 | … |
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 ọkpọkọ enyere iwu ka ọ banye dayameta n'ime, 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 edeputara 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 P5 tubes enweghị nkebi dị mma maka mmiri, uzuoku, hydrogen, mmanụ utoojoo, wdg. Ọ bụrụ na ejiri ya mee mmiri, oke okpomọkụ ya 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 P5 a na-eji tubes igwe anaghị agba nchara maka pipeline nke ikuku ikuku na ụlọ elu, ọkụ tubes nke ikuku na ọkụ ọkụ, ngalaba dị elu nke ikuku na ntụgharị mmanụ. ahịrị na mmanụ ọkụ ndị ọzọ dị elu na pipeline gas nwere sọlfọ.
Na nkeji FCC, ASTM A335 P5 tubes enweghị nkebi na-ejikarị eme ihe na oke okpomọkụ slurry, catalyst na refining pipeline, yana ụfọdụ mmanụ sọlfọ na-ekpo ọkụ na gas pipeline.
Na coking unit na-egbu oge, ASTM A335 P5 enweghị nkebi ígwè ọkpọkọ bụ tumadi eji maka elu okpomọkụ ndepụta ọkpọkọ na ala nke coke tower na elu okpomọkụ mmanụ na gas anwụrụ n'elu ụlọ elu coke, ọkụ ọkpọkọ na ala nke coke oven, ọkpọkọ na. ala nke ụlọ elu fracking na ụfọdụ mmanụ ọkụ na ọkpọkọ gas nwere sọlfọ nwere.
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 P9 bụ nnukwu okpomọkụ chromium-molybdenum alloy okpomọkụ na-eguzogide ọgwụ 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 edobere 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] |
Enwere ike ịgwọ A335 P9 okpomọkụ site na iwetulata ma ọ bụ normalizing + usoro iwe ọkụ. 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 P9 ígwè 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 normalizing 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, tempering okpomọkụ oge kwesịrị n'ụzọ kwesịrị ekwesị ịgbatị.
Ndidi
Maka ọkpọkọ enyere iwu ka ọ banye dayameta n'ime, 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 |
Usoro mmepụta:
A335 e mere dị ka akụrụngwa ọnọdụ nke Tianjin ígwè ọkpọkọ na e ji mara A335 P9 ígwè P9 ikpe-amị 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 ihe 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 | |||
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 ọka | 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: | |||||
16 | Nnwale akụrụngwa akụrụngwa | (1) Nnwale tensile (longitudinal) na ule na-adaba adaba | |||
Ugboro nyocha | 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 | |||
19 | bevel | Nkwekọrịta na-adaba na nsọtụ abụọ nke ọkpọkọ ígwè dị ka ASTM B16.25fig.3 (a) | |||
20 | Ntụle ibu na ogologo | * Nkwenye ịdị arọ nke otu: -6% ~ +4%. | |||
21 | Ọkọlọtọ ọkpọkọ | A ga-edobe 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. |