m gami karfe bututu
| Daidaito:ASTM A335 | Alloy Ko Ba: Alloy |
| Ƙungiya mai daraja: P5, P9, P11, P22, P91, P92 Da dai sauransu. | Aikace-aikace: Boiler Pipe |
| Kauri: 1 - 100 mm | Jiyya na saman: Kamar yadda Buƙatun Abokin ciniki |
| Diamita na waje (Zagaye): 10 - 1000 mm | Dabarar: Zane Mai Zafi/ Sanyi Zane |
| Tsawon: Kafaffen Tsawon Ko Tsawon Random | Maganin zafi: Annealing / Normalizing / Tempering |
| Siffar Sashe: Zagaye | Bututu na Musamman: Bututun bango mai kauri |
| Wurin Asalin: China | Amfani: Babban Matsi Tushen Bututu, Tufafi Da Mai Musanya Zafi |
| Takaddun shaida: ISO9001:2008 | Gwajin: ET/UT |
An yafi amfani da shi don yin high quality gami karfe tukunyar jirgi bututu, zafi musayar bututu, high matsa lamba tururi bututu ga man fetur da kuma sinadaran masana'antu.
Grade na high quality gami bututu: P5, P9, P11, P22, P91, P92 da dai sauransu
| Daraja | 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 |
Sabuwar ƙididdiga da aka kafa daidai da Practice E 527 da SAE J1086, Ƙwararren Ƙarfe da Ƙarfe (UNS). B Grade P 5c zai sami abun ciki na titanium wanda bai gaza sau 4 na abun cikin carbon ba kuma bai wuce 0.70% ba; ko abun ciki na columbium na 8 zuwa 10 na abun cikin carbon.
| Kayan aikin injiniya | P1, P2 | P12 | P23 | P91 | P92,P11 | P122 |
| Ƙarfin ƙarfi | 380 | 415 | 510 | 585 | 620 | 620 |
| Ƙarfin bayarwa | 205 | 220 | 400 | 415 | 440 | 400 |
| Daraja | Nau'in Maganin Zafi | Daidaita Yanayin Zazzabi F [C] | Subcritical Annealing ko Tempering |
| P5, P9, P11, da P22 | Yanayin Zazzabi F [C] | ||
| A335 P5 (b,c) | Cikakken ko Isothermal Anneal | ||
| Normalize da fushi | ***** | 1250 [675] | |
| Subcritical Anneal (P5c kawai) | ***** | 1325 - 1375 [715 - 745] | |
| Saukewa: A335P9 | Cikakken ko Isothermal Anneal | ||
| Normalize da fushi | ***** | 1250 [675] | |
| Saukewa: A335P11 | Cikakken ko Isothermal Anneal | ||
| Normalize da fushi | ***** | 1200 [650] | |
| Saukewa: A335P22 | Cikakken ko Isothermal Anneal | ||
| Normalize da fushi | ***** | 1250 [675] | |
| Saukewa: A335P91 | Normalize da fushi | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
| Quench da Haushi | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
Don bututun da aka umarce shi zuwa diamita, diamita na ciki ba zai bambanta fiye da 6 1% daga ƙayyadadden diamita na ciki ba
Bambance-bambancen da aka halatta a cikin Diamita na Waje
| NPS Designator | in | mm | in | mm |
| 1⁄8 zuwa 11⁄2, ciki har da | 1⁄64 (0.015) | 0.4 | 1⁄64 (0.015) | 0.4 |
| Sama da 11⁄2 zuwa 4, incl. | 1⁄32 (0.031) | 0.79 | 1⁄32 (0.031) | 0.79 |
| Sama da 4 zuwa 8, incl | 1⁄16 (0.062) | 1.59 | 1⁄32 (0.031) | 0.79 |
| Sama da 8 zuwa 12, incl. | 3⁄32 (0.093) | 2.38 | 1⁄32 (0.031) | 0.79 |
| Sama da 12 | 6 1% na ƙayyadaddun waje diamita |
Gwajin Ruwa:
Yakamata a gwada bututun Karfe da ruwa daya bayan daya. Matsakaicin Matsayin Gwajin shine MPa 20. Ƙarƙashin Ƙarƙashin Gwajin, Lokacin Tsabtatawa bai kamata ya zama ƙasa da 10 S ba, kuma Bututun Karfe Kada ya zube.
Bayan Mai Amfani Ya Yarda, Ana iya Mayar da Gwajin Hydraulic Ta Gwajin Eddy Yanzu Ko Gwajin Leakage Magnetic Flux.
Gwajin mara lalacewa:
Yakamata a duba bututun da ke buƙatar ƙarin bincike ta hanyar duban dan tayi ɗaya bayan ɗaya. Bayan Tattaunawar Na Bukatar Yardar Jam'iyyar Kuma An Ƙayyade A Cikin Yarjejeniyar, Za'a Iya Ƙara Wasu Gwajin Mara Lalacewa.
Gwajin Lalacewa:
Tubes Tare da Diamita Waje Sama da 22 mm Za a Yi gwajin Lalacewa. Babu Bayyanannen Haɓakawa, Farin Tabo, Ko Najasa da yakamata su Faru yayin Gabaɗayan Gwajin.
Gwajin Tauri:
Don bututu na maki P91, P92, P122, da P911, Brinell, Vickers, ko Rockwell gwajin taurin za a yi a kan samfurin kowane kuri'a.
Gwajin Lanƙwasa:
Don bututu wanda diamita ya wuce NPS 25 kuma wanda diamita zuwa kaurin bango ya kai 7.0 ko ƙasa da haka za a yi gwajin lanƙwasa a maimakon gwajin lanƙwasa. Sauran bututu wanda diamita ya yi daidai ko ya wuce NPS 10 za a iya ba da gwajin lanƙwasa a madadin gwajin lanƙwasa bisa amincewar mai siye.
1. Loading ta kwantena
2. Loading ta jigilar kaya
Tubu mai tukunyar jirgi
ASTM A335 P5wani gami karfe ne maras sumul ferritic high zafin jiki bututu na American misali. Alloy tube wani nau'i ne na bututun ƙarfe maras sumul, aikin sa ya fi na bututun ƙarfe na gabaɗaya, saboda irin wannan bututun ƙarfe yana ƙunshe da ƙarin C, aikin bai kai na bututun ƙarfe na yau da kullun ba, don haka ana amfani da bututun gami da ko'ina. a cikin man fetur, sararin samaniya, sinadarai, wutar lantarki, tukunyar jirgi, soja da sauran masana'antu.
Alloy Karfe bututu ya ƙunshi ɗimbin abubuwa ban da carbon kamar nickel, chromium, silicon, manganese, tungsten, molybdenum, vanadium da iyakance adadin sauran abubuwan da aka yarda da su kamar su manganese, sulfur, silicon, da phosphorous.
Daidaitaccen ƙarfe na gida na gida: 1Cr5Mo GB 9948-2006 "Ƙarfe maras kyau don fashewar man fetur"
- Biya: 30% Deposit, 70% L/C Ko Kwafin B/L Ko 100% L/C A Gani
- Min. Yawan Oda: 1 PC
- Ikon Ƙarfafawa: Shekara-shekara 20000 Tons Inventory Of Karfe Bututu
- Lokacin Jagora: Kwanaki 7-14 Idan A hannun jari, Kwanaki 30-45 Don samarwa
- Shiryawa: Baƙin Baƙi, Bevel Da Cap Ga Kowane Bututu Guda; OD da ke ƙasa 219mm Bukatar Kunnawa A cikin Bundle, Kuma Kowane Bundle Ba Ya Wuce Ton 2.
Dubawa
| Daidaito:ASTM A335 | Alloy Ko Ba: Alloy |
| Rukuni mai daraja: P5 | Aikace-aikace: Boiler Pipe |
| Kauri: 1 - 100 mm | Jiyya na saman: Kamar yadda Buƙatun Abokin ciniki |
| Diamita na waje (Zagaye): 10 - 1000 mm | Dabarar: Zane Mai Zafi/ Sanyi Zane |
| Tsawon: Kafaffen Tsawon Ko Tsawon Random | Maganin zafi: Annealing / Normalizing / Tempering |
| Siffar Sashe: Zagaye | Bututu na Musamman: Bututun bango mai kauri |
| Wurin Asalin: China | Amfani: Babban Matsi Tushen Bututu, Tufafi Da Mai Musanya Zafi |
| Takaddun shaida: ISO9001:2008 | Gwajin: ET/UT |
Aikace-aikace
Ana Amfani da shi ne Don Yin High-Quality Alloy Steel Boiler Bututu, Zafi Musanya Bututu, Babban Matsi Tushen Bututu Don Man Fetur da Masana'antar Sinadari
Abubuwan Sinadari
| Abubuwan da aka tsara | Bayanai |
| UNS Designa-tion | 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 |
| Sauran Abubuwan | … |
Kayan Injiniya
| Kayayyaki | Bayanai |
| Ƙarfin Tensile, Min, (MPa) | 415 Mpa |
| Ƙarfin Haɓaka, Min, (MPa) | 205 Mpa |
| Tsawaitawa, Min, (%), L/T | 30/20 |
Maganin zafi
| Daraja | Nau'in Maganin Zafi | Daidaita Yanayin Zazzabi F [C] | Subcritical Annealing ko fushi |
| P5, P9, P11, da P22 | Yanayin Zazzabi F [C] | ||
| A335 P5 (B, C) | Cikakke ko Isothermal Anneal | ||
| A335 P5b | Normalize Da Haushi | ***** | 1250 [675] |
| Saukewa: A335P5C | Subcritical Anneal | ***** | 1325 - 1375 [715 - 745] |
Hakuri
Don Bututun da aka ba da oda zuwa Diamita na Ciki, Diamita na Ciki Ba Zai bambanta fiye da ± 1 % Daga Ƙayyadadden Diamita na Ciki ba.
Bambance-bambancen da aka halatta a Diamita na Waje
| NPS Designator | Kyakkyawan haƙuri | rashin haƙuri mara kyau | ||
| In | Mm | In | Mm | |
| 1⁄8zuwa 11⁄2, Incl | 1⁄64 (0.015) | 0.4 | 1⁄64 (0.015) | 0.4 |
| Sama da 11⁄2 Zuwa 4, Incl. | 1⁄32 (0.031) | 0.79 | 1⁄32 (0.031) | 0.79 |
| Sama da 4 Zuwa 8, Incl | 1⁄16 (0.062) | 1.59 | 1⁄32 (0.031) | 0.79 |
| Sama da 8 Zuwa 12, Incl. | 3⁄32 (0.093) | 2.38 | 1⁄32 (0.031) | 0.79 |
| Sama da 12 | ± 1% Na Musamman Waje Diamita | |||
Bukatar Gwaji
Gwajin Ruwa:
Yakamata a gwada bututun Karfe da ruwa daya bayan daya. Matsakaicin Matsayin Gwajin shine MPa 20. Ƙarƙashin Ƙarƙashin Gwajin, Lokacin Tsabtatawa bai kamata ya zama ƙasa da 10 S ba, kuma Bututun Karfe Kada ya zube.
Bayan Mai Amfani Ya Yarda, Ana iya Mayar da Gwajin Hydraulic Ta Gwajin Eddy Yanzu Ko Gwajin Leakage Magnetic Flux.
Gwajin mara lalacewa:
Yakamata a duba bututun da ke buƙatar ƙarin bincike ta hanyar duban dan tayi ɗaya bayan ɗaya. Bayan Tattaunawar Na Bukatar Yardar Jam'iyyar Kuma An Ƙayyade A Cikin Yarjejeniyar, Za'a Iya Ƙara Wasu Gwajin Mara Lalacewa.
Gwajin Lalacewa:
Tubes Tare da Diamita Waje Sama da 22 mm Za a Yi gwajin Lalacewa. Babu Bayyanannen Haɓakawa, Farin Tabo, Ko Najasa da yakamata su Faru yayin Gabaɗayan Gwajin.
Gwajin Tauri:
Don Bututu Na Maki P91, P92, P122, Da P911, Brinell, Vickers, Ko Rockwell Gwajin Hardness Za'a Yi Akan Samfura Daga Kowane Lutu.
Gwajin Lanƙwasa:
Ga Bututu Wanda Diamitansa Ya Zarce NPS 25 Kuma Wanda Diamitansa Zuwa Girman Kaurin bango Yakai 7.0 ko ƙasa da haka Za'a ƙaddamar da gwajin lanƙwasa maimakon Gwajin Flattening. Sauran Bututu Wanda Diamitansa Yayi Daidai Ko Ya Wuce NPS 10 Ana iya Bada Gwajin Lanƙwasawa A Matsayin Gwajin Ƙarƙashin Ƙarƙashin Ƙarƙashin Amincewar Mai Siye
Material & Kerawa
Bututu na iya zama ko dai an gama zafi ko kuma zana sanyi tare da ƙarewar maganin zafi da aka lura a ƙasa.
Maganin zafi
- A/N+T
- N+T/Q+T
- N+T
Ƙayyadaddun Gwajin Injiniya
- Gwajin juzu'i ko Tsawon Tsayi da Gwajin Lalacewa, Gwajin Tauri, ko Gwajin Lanƙwasa
- Don zafin kayan da aka yi amfani da su a cikin tanderun nau'in batch, za a yi gwaje-gwaje akan 5% na bututu daga kowane yanki mai magani. Don ƙananan kuri'a, aƙalla bututu ɗaya za a gwada.
- Don kayan zafi da ake bi da su ta hanyar ci gaba da ci gaba, za a yi gwaje-gwaje akan isassun adadin bututu don zama 5% na kuri'a, amma a cikin ƙasa da bututu 2.
Bayanan kula don Gwajin Lanƙwasa:
- Don bututu wanda diamita ya wuce NPS 25 kuma wanda diamita zuwa kaurin bango ya kai 7.0 ko ƙasa da haka za a yi gwajin lanƙwasa a maimakon gwajin lanƙwasa.
- Sauran bututu wanda diamita ya yi daidai ko ya wuce NPS 10 ana iya ba da gwajin lanƙwasa a madadin gwajin lanƙwasa bisa amincewar mai siye.
- Za a lanƙwasa samfuran gwajin lanƙwasa a cikin dakin da zafin jiki ta hanyar 180 ba tare da fashe a waje na ɓangaren lanƙwasa ba.
ASaukewa: STM A335P5bututun ƙarfe maras sumul sun dace da ruwa, tururi, hydrogen, mai mai tsami, da sauransu. Idan ana amfani da shi don tururin ruwa, matsakaicin zafin aikinsa shine 650℃; Lokacin da aka yi amfani da shi a cikin matsakaicin aiki kamar man mai mai tsami, yana da kyakkyawan yanayin juriya na sulfur mai zafi, kuma ana amfani dashi sau da yawa a cikin yanayin lalata sulfur mai zafi na 288 ~ 550.℃.
Tsarin samarwa:
1. Hot rolling (extruded sumul karfe tube): zagaye tube billet → dumama → perforation → uku-roll giciye mirgina, ci gaba da mirgina ko extrusion → tube tube → girman (ko rage) → sanyaya → mikewa → ruwa matsa lamba gwajin (ko gano lahani). ) → alama → ajiya
2. Zane mai sanyi (birgima) bututun ƙarfe mara ƙarfi: zagaye bututu billet → dumama → perforation → take → annealing → pickling → oiling (copper plating) → zane mai sanyi da yawa (mirgina sanyi) → bututu mara kyau → maganin zafi → daidaitawa → ruwa gwajin matsa lamba (gane aibi) → alama → ajiya
Yanayin aikace-aikacen:
A cikin yanayin yanayi da na'urori masu ɓoye don sarrafa ɗanyen mai mai sulfur mai ƙarfi,ASTM A335 P5sumul karfe shambura aka yafi amfani ga kasa bututun na yanayi da kuma injin hasumiya, tanderu tubes na yanayi da kuma injin tanderu, high-gudun sassan na yanayi da injin man canza Lines da sauran high-zazzabi mai da bututun iskar gas dauke da sulfur.
A cikin rukunin FCC,ASTM A335 P5An fi amfani da bututun ƙarfe maras nauyi a cikin slurry mai zafi, mai kara kuzari da dawo da bututun mai, da kuma wasu manyan bututun sulfur mai zafi da iskar gas.
A cikin jinkirin coking unit,ASTM A335 P5An fi amfani da bututun ƙarfe mara ƙarfi don bututun abinci mai zafin jiki a kasan hasumiya ta coke da kuma bututun mai da iskar gas mai zafi a saman hasumiya ta coke, bututun tanderu a kasan murhun coke, bututu a kasan hasumiya ta fracking da wasu sauran su. high zafin jiki mai da iskar gas mai dauke da sulfur.
Alloy Karfe bututu ya ƙunshi ɗimbin abubuwa ban da carbon kamar nickel, chromium, silicon, manganese, tungsten, molybdenum, vanadium da iyakance adadin sauran abubuwan da aka yarda da su kamar su manganese, sulfur, silicon, da phosphorous..
ASTM A335P9 wani gami karfe ne maras sumul ferritic high zafin jiki bututu na American misali. Alloy tube wani nau'i ne na bututun ƙarfe maras sumul, aikin sa ya fi na bututun ƙarfe na gabaɗaya, saboda irin wannan bututun ƙarfe yana ƙunshe da ƙarin C, aikin bai kai na bututun ƙarfe na yau da kullun ba, don haka ana amfani da bututun gami da ko'ina. a cikin man fetur, sararin samaniya, sinadarai, wutar lantarki, tukunyar jirgi, soja da sauran masana'antu.
Saukewa: A335P9karfe ne mai jure zafin zafi na chromium-molybdenum gami da aka samar bisa ga ma'aunin Amurka. Saboda da kyau kwarai hadawan abu da iskar shaka juriya, high zafin jiki ƙarfi da kuma sulfide lalata juriya, shi ne yadu amfani a high zafin jiki da kuma high matsa lamba inflammable da fashewa bututu na man fetur refining shuke-shuke, musamman zafi zafi bututu na dumama tanderun, matsakaici zafin jiki iya isa 550 ~ 600 ℃. .
Daidaitaccen ƙarfe na gida na gida: 1Cr5Mo GB 9948-2006 "Ƙarfe maras kyau don fashewar man fetur"
Dubawa
| Daidaito:ASTM A335 | Alloy Ko Ba: Alloy |
| Rukunin Daraja: P9 | Aikace-aikace: Boiler Pipe |
| Kauri: 1 - 100 mm | Jiyya na saman: Kamar yadda Buƙatun Abokin ciniki |
| Diamita na waje (Zagaye): 10 - 1000 mm | Dabarar: Zane Mai Zafi/ Sanyi Zane |
| Tsawon: Kafaffen Tsawon Ko Tsawon Random | Maganin zafi: Annealing / Normalizing / Tempering |
| Siffar Sashe: Zagaye | pecial Bututu: Kauri bango bututu |
| Wurin Asalin: China | Amfani: Babban Matsi Tushen Bututu, Tufafi Da Mai Musanya Zafi |
| Takaddun shaida: ISO9001:2008 | Gwajin: ET/UT |
Abubuwan Sinadari
Chemical abun da ke ciki na bututun ƙarfe maras sumul don fashewar mai
| Saukewa: 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 |
Kayan Injiniya
| Kayayyaki | Bayanai |
| Ƙarfin ɗaure, min, (MPa) | 415 Mpa |
| Ƙarfin Haɓaka, min, (MPa) | 205 Mpa |
| Tsawaitawa, min, (%), L/T | 14 |
| HB | 180 |
Maganin zafi
|
Daraja | Nau'in Maganin Zafi | Daidaita Yanayin Zazzabi F [C] | Subcritical Annealing ko fushi |
| P5, P9, P11, da P22 | |||
| Saukewa: A335P9 | Cikakke ko Isothermal Anneal | ||
| Normalize Da Haushi | ***** | 1250 [675] |
Saukewa: A335P9Za a iya magance zafi ta hanyar annealing ko normalizing + tempering tafiyar matakai. Annealing tsari sanyaya gudun ne jinkirin, rinjayar da samar da kari, samar da tsari da wuya a sarrafa, da kuma high cost; Saboda haka, da ainihin samar da wuya amfani annealing zafi magani tsari, sau da yawa amfani normalizing + tempering zafi magani maimakon annealing tsari, don cimma masana'antu samar.
Saukewa: A335P9karfe saboda ba ya ƙunshi V, Nb da sauran microalloying abubuwa, Saboda haka da normalizing zafin jiki fiye da A335 P91 karfe ne m, 950 ~ 1050 ℃, riƙe for 1h, da tsari a lokacin da normalizing mafi yawan carbide narkar da amma babu fili hatsi girma, amma. ma high normalizing zafin jiki ne yiwuwa ga austenite hatsi m: tempering zafin jiki ne 740-790 ℃, domin samun ƙananan taurin, Ya kamata a tsawaita lokacin zafin zafin da ya dace.
Hakuri
Don Bututun da aka ba da oda zuwa Diamita na Ciki, Diamita na Ciki Ba Zai bambanta fiye da ± 1 % Daga Ƙayyadadden Diamita na Ciki ba.
Bambance-bambancen da aka halatta a Diamita na Waje
| NPS Designator | Kyakkyawan haƙuri | rashin haƙuri mara kyau | ||
| In | Mm | In | Mm | |
| 1⁄8zuwa 11⁄2, Incl | 1⁄64 (0.015) | 0.4 | 1⁄64 (0.015) | 0.4 |
| Sama da 11⁄2 Zuwa 4, Incl. | 1⁄32 (0.031) | 0.79 | 1⁄32 (0.031) | 0.79 |
| Sama da 4 Zuwa 8, Incl | 1⁄16 (0.062) | 1.59 | 1⁄32 (0.031) | 0.79 |
| Sama da 8 Zuwa 12, Incl. | 3⁄32 (0.093) | 2.38 | 1⁄32 (0.031) | 0.79 |
| Sama da 12 | ± 1% Na Musamman | |||
Tsarin samarwa:
A335 da aka tsara bisa ga kayan aiki matsayi na Tianjin karfe bututu da halaye naSaukewa: A335P9karfe P9 gwaji-samar tsari na sumul karfe bututu:Electric Arc makera steelmaking → ladle refining → injin degassing → mutu simintin → tube blank forging → tube blank annealing → tube blank dumama → oblique sokin → PQF ci gaba tube mirgina tube niƙa tube mirgina → uku-yi girma → sanyaya gado sanyaya → tube karshen bisa ga yankan → Gyaran bututun karfe → Ganewar kwararar ruwan maganadisu → maganin zafi → daidaitawa → gano kuskuren ultrasonic → gwajin ruwa → girman da duban bayyanar → ajiya.
tsarin masana'antu:
| Lambar abu | tsarin masana'antu | Aiki da Ingancin Kulawa | |||
| 1 | Taron dubawa | Mintunan taron | |||
| 2 | ASEA-SKF | Daidaita sinadaran sinadaran | |||
| *Binciken sinadaran sinadaran | |||||
| * zafin jiki na narkewa | |||||
| 3 | CCM | billet | |||
| 4 | Raw kayan dubawa | Binciken blank da tabbatar da inganci | |||
| * Halin bayyanar: Ya kamata saman billet ɗin ya zama mara lahani kamar tabo, ƙwanƙwasa, ramuka, tsagewa, da sauransu. Tambayoyi, haƙarƙari da ramuka dole ne su wuce 2.5mm | |||||
| 5 | Dumama mara komai | Dumama billet a cikin tanderun rotary | |||
| * Sarrafa zafin zafi | |||||
| 6 | bututu perforation | Huda tare da naushi mai jagora/ jagora | |||
| * Sarrafa zafin jiki lokacin huda | |||||
| * Sarrafa girman bayan perforation | |||||
| 7 | Hot Rolled | Hot mirgina a ci gaba da bututu niƙa | |||
| * Saita kaurin bangon bututu | |||||
| 8 | Girman | Sarrafa diamita na waje da girman kauri na bango | |||
| * Cikakken injin diamita na waje | |||||
| * Cikakken injin kaurin bango | |||||
| 9 | sinadaran abun da ke ciki | Binciken abubuwan sinadaran | |||
| * Sharuɗɗan yarda don haɗar sinadarai. Ya kamata a rubuta sakamakon nazarin abubuwan sinadaran a cikin littafin abu. | |||||
| 10 | Normalizing + Tempering | Ana yin maganin zafi (normalizing) bayan zafi mai zafi. Maganin zafi ya kamata ya kula da sarrafa zafin jiki da tsawon lokaci. | |||
| Bayan maganin zafi, kayan aikin injin ya kamata su dace da ma'aunin ASTM A335 | |||||
| 11 | sanyaya iska | Gado mai sanyaya mataki-mataki | |||
| 12 | sawing | Sashe zuwa ƙayyadadden tsayi | |||
| * Karfe tsawon iko | |||||
| 13 | Daidaitawa (idan ya cancanta) | Sarrafa flatness. | |||
| Bayan daidaitawa, ya kamata madaidaiciyar ta kasance daidai da ASTM A335 | |||||
| 14 | Dubawa da Karɓa | Bayyanawa da Binciken Girma | |||
| * Haƙurin juzu'in ƙarfe ya kamata ya dace da ASTM A999 | |||||
| Lura: Haƙuri na waje: ± 0.75% D | |||||
| * Yakamata a gudanar da binciken bayyanar daya bayan daya bisa ga ma'aunin ASTM A999 don gujewa rashin kyau. | |||||
| 15 | gano aibi | * Duk jikin bututun karfe yakamata a duba shi ta hanyar ultrasonically don lahani mai tsayi bisa ga ISO9303/E213 | |||
| Gwajin Ultrasonic: | |||||
| 16 | Gwajin kayan aikin injiniya | (1) Gwajin ƙwanƙwasa (tsawon tsayi) da gwajin lallashi | |||
| Mitar dubawa | 5%/ tsari, aƙalla bututu 2 | ||||
| Min | Max | ||||
| P9 | Ƙarfin Haɓaka (Mpa) | 205 | |||
| Ƙarfin ƙarfi (MPa) | 415 | ||||
| Tsawaitawa | Dangane da ma'aunin ASTM A335 | ||||
| Gwaji mai laushi | Dangane da ma'aunin ASTM A999 | ||||
| (2) Gwajin taurin kai | |||||
| Mitar gwaji: daidai da gwajin tensile | 1 guda/batch | ||||
| HV&HRC | ≤250HV10&≤25 HRC HV10≤250&HRC≤25 | ||||
| Lura: Matsayin gwajin taurin Vickers: ISO6507 ko ASTM E92; | |||||
| Matsayin gwajin taurin Rockwell: ISO6508 ko ASTM E18 | |||||
| 17 | NDT | Kowane bututu karfe za a gwada daidai da bukatun hanyoyin gwaji E213, E309 ko E570. | |||
| 18 | gwajin matsa lamba na ruwa | Gwajin Hydrostatic bisa ga ASTM A999, gwajin gwaji | |||
| 19 | bevel | Yarda da beveling na duka ƙarshen bututun ƙarfe bisa ga ASTM B16.25fig.3(a) | |||
| 20 | Auna nauyi da tsayi | * Haƙurin nauyi guda ɗaya: -6% ~ +4%. | |||
| 21 | Daidaitaccen bututu | Za a fesa saman waje na bututun ƙarfe bisa ga daidaitattun ASTM A335 da buƙatun abokin ciniki. Abubuwan da aka yiwa alama sune kamar haka: | |||
| "Length Weight TPCO ASTM A335 Shekara-wata Dimensions P9 S LT *** C *** MPa/NDE Lamba Heat Lot Number Tube Number | |||||
| 22 | fenti | Ana fentin waje na bututu bisa ga ma'aunin masana'anta | |||
| 23 | bututu karshen hula | **Ya kamata a sami madafunan filastik a ƙarshen kowane bututu | |||
| 24 | jerin abubuwa | * Ya kamata a ba da littafin kayan aiki bisa ga EN10204 3.1. "Abokin ciniki PO ya kamata a nuna a cikin littafin abu. | |||
ASTM A335P11 wani gami karfe ne maras sumul ferritic high zafin jiki bututu na American misali. Alloy tube wani nau'i ne na bututun ƙarfe maras sumul, aikin sa ya fi na bututun ƙarfe na gabaɗaya, saboda irin wannan bututun ƙarfe yana ƙunshe da ƙarin C, aikin bai kai na bututun ƙarfe na yau da kullun ba, don haka ana amfani da bututun gami da ko'ina. a cikin man fetur, sararin samaniya, sinadarai, wutar lantarki, tukunyar jirgi, soja da sauran masana'antu.
Dubawa
| Daidaito:ASTM A335 | Alloy Ko Ba: Alloy |
| Rukunin Daraja: P11 | Aikace-aikace: Boiler Pipe |
| Kauri: 1 - 100 mm | Jiyya na saman: Kamar yadda Buƙatun Abokin ciniki |
| Diamita na waje (Zagaye): 10 - 1000 mm | Dabarar: Zane Mai Zafi/ Sanyi Zane |
| Tsawon: Kafaffen Tsawon Ko Tsawon Random | Maganin zafi: Annealing / Normalizing / Tempering |
| Siffar Sashe: Zagaye | pecial Bututu: Kauri bango bututu |
| Wurin Asalin: China | Amfani: Babban Matsi Tushen Bututu, Tufafi Da Mai Musanya Zafi |
| Takaddun shaida: ISO9001:2008 | Gwajin: ET/UT |
Abubuwan Sinadari
Chemical abun da ke ciki na bututun ƙarfe maras sumul don fashewar mai
| 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 |
Kayan Injiniya
| Kayayyaki | Bayanai |
| Ƙarfin ɗaure, min, (MPa) | 415 Mpa |
| Ƙarfin Haɓaka, min, (MPa) | 205Mpa |
Maganin zafi
|
Daraja | Nau'in Maganin Zafi | Daidaita Yanayin Zazzabi F [C] | Subcritical Annealing ko fushi |
| P5, P9, P11, da P22 | |||
| Saukewa: A335P11 | Cikakke ko Isothermal Anneal | ||
| Normalize Da Haushi | ***** | 1250[650] |
Hakuri
Don Bututun da aka ba da oda zuwa Diamita na Ciki, Diamita na Ciki Ba Zai bambanta fiye da ± 1 % Daga Ƙayyadadden Diamita na Ciki ba.
Bambance-bambancen da aka halatta a Diamita na Waje
| NPS Designator | Kyakkyawan haƙuri | rashin haƙuri mara kyau | ||
| In | Mm | In | Mm | |
| 1⁄8zuwa 11⁄2, Incl | 1⁄64 (0.015) | 0.4 | 1⁄64 (0.015) | 0.4 |
| Sama da 11⁄2 Zuwa 4, Incl. | 1⁄32 (0.031) | 0.79 | 1⁄32 (0.031) | 0.79 |
| Sama da 4 Zuwa 8, Incl | 1⁄16 (0.062) | 1.59 | 1⁄32 (0.031) | 0.79 |
| Sama da 8 Zuwa 12, Incl. | 3⁄32 (0.093) | 2.38 | 1⁄32 (0.031) | 0.79 |
| Sama da 12 | ± 1% Na Musamman | |||
ASTM A335 P22bututun ƙarfe ne mara ƙarfi don amfani da zafin jiki mai zafi. Alloy tube wani nau'i ne na bututun ƙarfe maras sumul, aikin sa ya fi na bututun ƙarfe na gabaɗaya, saboda irin wannan bututun ƙarfe yana ƙunshe da ƙarin C, aikin bai kai na bututun ƙarfe na yau da kullun ba, don haka ana amfani da bututun gami da ko'ina. a cikin man fetur, sararin samaniya, sinadarai, wutar lantarki, tukunyar jirgi, soja da sauran masana'antu.
Dubawa
| Daidaito:ASTM A335 | Alloy Ko Ba: Alloy |
| Rukuni mai daraja: P22 | Aikace-aikace: Boiler Pipe |
| Kauri: 1 - 100 mm | Jiyya na saman: Kamar yadda Buƙatun Abokin ciniki |
| Diamita na waje (Zagaye): 10 - 1000 mm | Dabarar: Zane Mai Zafi/ Sanyi Zane |
| Tsawon: Kafaffen Tsawon Ko Tsawon Random | Maganin zafi: Annealing / Normalizing / Tempering |
| Siffar Sashe: Zagaye | pecial Bututu: Kauri bango bututu |
| Wurin Asalin: China | Amfani: Babban Matsi Tushen Bututu, Tufafi Da Mai Musanya Zafi |
| Takaddun shaida: ISO9001:2008 | Gwajin: ET/UT |
Abubuwan Sinadari
Chemical abun da ke ciki na bututun ƙarfe maras sumul don fashewar mai
| 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 |
Kayan Injiniya
| Kayayyaki | Bayanai |
| Ƙarfin ɗaure, min, (MPa) | 415 Mpa |
| Ƙarfin Haɓaka, min, (MPa) | 205Mpa |
Maganin zafi
|
Daraja | Nau'in Maganin Zafi | Daidaita Yanayin Zazzabi F [C] | Subcritical Annealing ko fushi |
| P5, P9, P11, da P22 | |||
| Saukewa: A335P22 | Cikakke ko Isothermal Anneal | ||
| Normalize Da Haushi | ***** | 1250[650] |
Hakuri
Don Bututun da aka ba da oda zuwa Diamita na Ciki, Diamita na Ciki Ba Zai bambanta fiye da ± 1 % Daga Ƙayyadadden Diamita na Ciki ba.
Bambance-bambancen da aka halatta a Diamita na Waje
| NPS Designator | Kyakkyawan haƙuri | rashin haƙuri mara kyau | ||
| In | Mm | In | Mm | |
| 1⁄8zuwa 11⁄2, Incl | 1⁄64 (0.015) | 0.4 | 1⁄64 (0.015) | 0.4 |
| Sama da 11⁄2 Zuwa 4, Incl. | 1⁄32 (0.031) | 0.79 | 1⁄32 (0.031) | 0.79 |
| Sama da 4 Zuwa 8, Incl | 1⁄16 (0.062) | 1.59 | 1⁄32 (0.031) | 0.79 |
| Sama da 8 Zuwa 12, Incl. | 3⁄32 (0.093) | 2.38 | 1⁄32 (0.031) | 0.79 |
| Sama da 12 | ± 1% Na Musamman | |||
A335 P22 shine 2.25Cr-1Mo Chromium-molybdenum babban zafin jiki na ƙarfe don tukunyar jirgi da superheaters,ASTM A335/A335Mmisali. A cikin 1985, an dasa shi zuwa GB5310 kuma an sanya masa suna 12Cr2MoG. Sauran ƙasashe suna da maki irin wannan ƙarfe, kamar Tarayyar Jamus 10CrMo910 da Japan STBA24. A cikin jerin ƙarfe na cr-1Mo, ƙarfin zafin sa yana da ɗan girma, ƙarƙashin yanayin zafi ɗaya (zazzabi≤580℃) ƙarfin juzu'in raunin sa da damuwa da aka yarda ya ma fi 9CR-1Mo karfe, kuma yana da kyakkyawan aiki da aikin walda, filastik mai ɗorewa. Saboda haka, an yi amfani da shi sosai a cikin yanayin aiki mai tsanani, kamar wutar lantarki, makamashin nukiliya da wasu kayan aikin hydrogen a cikin bututun dumama daban-daban da tasoshin matsa lamba.
Izinin zafin jiki: A335P22 (SA-213T22) ana amfani da shi a cikin 300,600MW da sauran manyan ƙarfin wutar lantarki tukunyar jirgi bangon zafin jiki.≤580℃superheater da tube bango zafin jiki & LT;540℃bango tururi bututu da kai, irin wannan karfe da aka yadu amfani a Amurka, Japan da kuma Turai, yana da dogon tarihi na aiki a cikin wutar lantarki shuke-shuke, shi ne barga yi, mai kyau tsari yi na balagagge karfe.
12Cr1MoV karfe nasa ne chromium-molybdenum vanadium karfe vanadium karfe, yafi amfani ga 12Cr1MoV/GB5310 karfe bututu. Ana amfani da shi sosai, shine zafin jiki a cikin 480℃~580℃babban yanayin zafin jiki tare da ɗayan mafi yawan kayan. 12Cr1MoVG karfe tube sabis zafin jiki: shi ne yafi amfani da babban karfe na superheater tube, kai da kuma tururi bututu na high matsa lamba tukunyar jirgi wanda tube bango zafin jiki ne kasa ko daidai da 580℃.
Tsarin samarwa: Gwajin Hardness:
1. Hot rolling (extruded sumul karfe tube): zagaye tube billet → dumama → perforation → uku-roll giciye mirgina, ci gaba da mirgina ko extrusion → tube tube → girman (ko rage) → sanyaya → mikewa → ruwa matsa lamba gwajin (ko gano lahani). ) → alama → ajiya
2. Zane mai sanyi (birgima) bututun ƙarfe mara ƙarfi: zagaye bututu billet → dumama → perforation → take → annealing → pickling → oiling (copper plating) → zane mai sanyi da yawa (mirgina sanyi) → bututu mara kyau → maganin zafi → daidaitawa → ruwa gwajin matsa lamba (gane aibi) → alama → ajiya
Shiryawa:
Bare shiryawa / dam shiryawa / akwati shiryawa / itace kariya a ɓangarorin bututu da kuma dacewa da kariya don isar da darajar teku ko kamar yadda ake bukata.
Dubawa
P92 misali high zafin jiki tukunyar jirgi tube m gami bututu.
| Daidaito:ASTM A335 | Alloy Ko Ba: Alloy |
| Rukunin Daraja: P92 | Aikace-aikace: Boiler Pipe |
| Kauri: 1 - 100 mm | Jiyya na saman: Kamar yadda Buƙatun Abokin ciniki |
| Diamita na waje (Zagaye): 10 - 1000 mm | Dabarar: Zane Mai Zafi/ Sanyi Zane |
| Tsawon: Kafaffen Tsawon Ko Tsawon Random | Maganin zafi: Annealing / Normalizing / Tempering |
| Siffar Sashe: Zagaye | pecial Bututu: Kauri bango bututu |
| Wurin Asalin: China | Amfani: Babban Matsi Tushen Bututu, Tufafi Da Mai Musanya Zafi |
| Takaddun shaida: ISO9001:2008 | Gwajin: ET/UT |
Abubuwan Sinadari
Chemical abun da ke ciki na bututun ƙarfe maras sumul don fashewar mai
| 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 |
Kayan Injiniya
| Kayayyaki | Bayanai |
| Ƙarfin ɗaure, min, (MPa) | 620 Mpa |
| Ƙarfin Haɓaka, min, (MPa) | 440Mpa |
Maganin zafi
|
Daraja | Nau'in Maganin Zafi | Daidaita Yanayin Zazzabi F [C] | Subcritical Annealing ko fushi |
| P5, P9, P11, da P22 | |||
| Saukewa: A335P92 | Cikakke ko Isothermal Anneal | ||
| Normalize Da Haushi | ***** | 1250[675] |
Hakuri
Don Bututun da aka ba da oda zuwa Diamita na Ciki, Diamita na Ciki Ba Zai bambanta fiye da ± 1 % Daga Ƙayyadadden Diamita na Ciki ba.
Bambance-bambancen da aka halatta a Diamita na Waje
| NPS Designator | Kyakkyawan haƙuri | rashin haƙuri mara kyau | ||
| In | Mm | In | Mm | |
| 1⁄8zuwa 11⁄2, Incl | 1⁄64 (0.015) | 0.4 | 1⁄64 (0.015) | 0.4 |
| Sama da 11⁄2 Zuwa 4, Incl. | 1⁄32 (0.031) | 0.79 | 1⁄32 (0.031) | 0.79 |
| Sama da 4 Zuwa 8, Incl | 1⁄16 (0.062) | 1.59 | 1⁄32 (0.031) | 0.79 |
| Sama da 8 Zuwa 12, Incl. | 3⁄32 (0.093) | 2.38 | 1⁄32 (0.031) | 0.79 |
| Sama da 12 | ± 1% Na Musamman | |||
