Chitoliro chachitsulo chosasinthika cha ASTM A335 P5
Mwachidule
Mtundu: ASTM A335
Gulu la Gulu: P5, P9, P11, P22, P91, P92 etc.
makulidwe: 1-100 mm
Diameter Yakunja (Yozungulira): 10 - 1000 mm
Utali: Utali wokhazikika kapena kutalika kwachisawawa
Maonekedwe a Gawo: Chozungulira
Malo Ochokera: China
Chitsimikizo: ISO9001:2008
Aloyi Kapena Ayi: Aloyi
Ntchito: Boiler Pipe
Chithandizo Chapamwamba: Monga kufunikira kwa kasitomala
Katswiri: Wokulungidwa / Wozizira Wozizira
Chithandizo cha kutentha: Annealing/normalizing/Tempering
Chitoliro Chapadera: Chitoliro Chachikulu cha Khoma
Kugwiritsa ntchito: chitoliro champhamvu cha nthunzi, Boiler ndi Kusinthanitsa Kutentha
Mayeso: ET/UT
Kugwiritsa ntchito
Amagwiritsidwa ntchito kwambiri popanga chitoliro chapamwamba cha aloyi chitsulo chowotcha, chitoliro chosinthira kutentha, chitoliro champhamvu cha nthunzi chamafuta ndi mafakitale amafuta.
Main Grade
Kalasi ya apamwamba aloyi chitoliro: P1, P2, P5, P9, P11, P22, P91, P92 etc.
Chigawo cha Chemical
| Gulu | 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 |
Dzina Latsopano lokhazikitsidwa motsatira Practice E 527 ndi SAE J1086, Practice for Numbering Metals and Alloys (UNS). B Gulu la P 5c lizikhala ndi titaniyamu yosachepera kanayi kuposa kuchuluka kwa kaboni ndipo osapitirira 0.70%; kapena columbium zili ndi 8 mpaka 10 nthawi ya carbon.
Mechanical Property
| Zimango katundu | p1, p2 | p12 | p23 | p91 | P92,P11 | P122 |
| Kulimba kwamakokedwe | 380 | 415 | 510 | 585 | 620 | 620 |
| Zokolola mphamvu | 205 | 220 | 400 | 415 | 440 | 400 |
Kutentha Chithandizo
| Gulu | Mtundu wa Chithandizo cha Kutentha | Kutentha Kwambiri F [C] | Subcritical Annealing kapena Tempering |
| P5, P9, P11, ndi P22 | Kutentha F [C] | ||
| A335 P5 (b,c) | Full kapena Isothermal Anneal | ||
| Normalize ndi Kupsa mtima | ***** | 1250 [675] | |
| Subcritical Anneal (P5c yokha) | ***** | 1325 - 1375 [715 - 745] | |
| A335 P9 | Full kapena Isothermal Anneal | ||
| Normalize ndi Kupsa mtima | ***** | 1250 [675] | |
| A335 P11 | Full kapena Isothermal Anneal | ||
| Normalize ndi Kupsa mtima | ***** | 1200 [650] | |
| A335 P22 | Full kapena Isothermal Anneal | ||
| Normalize ndi Kupsa mtima | ***** | 1250 [675] | |
| A335 P91 | Normalize ndi Kupsa mtima | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
| Chotsani ndi Kutentha | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
Kulekerera
Pakuti chitoliro analamula kuti m'mimba mwake mkati, m'mimba mwake mkati sizidzasiyana kuposa 6 1% kuchokera mwachindunji m'mimba mwake.
Kusiyanasiyana Kovomerezeka mu Diameter Yakunja
| Wopanga NPS | in | mm | in | mm |
| 1⁄8 mpaka 11⁄2, kuphatikiza | 1⁄64 (0.015) | 0.4 | 1⁄64(0.015) | 0.4 |
| Kupitilira 11⁄2 mpaka 4, kuphatikiza. | 1⁄32(0.031) | 0.79 | 1⁄32(0.031) | 0.79 |
| Kupitilira 4 mpaka 8, kuphatikiza | 1⁄16(0.062) | 1.59 | 1⁄32(0.031) | 0.79 |
| Opitilira 8 mpaka 12, kuphatikiza. | 3⁄32(0.093) | 2.38 | 1⁄32(0.031) | 0.79 |
| Oposa 12 | 6 1% ya zomwe zatchulidwa kunja awiri |
Chofunikira Choyesa
Mayeso a Hydraustatic:
Chitoliro Chachitsulo Chiyenera Kuyesedwa Hydraulically Mmodzi Ndi Mmodzi. Kuthamanga Kwambiri Kwambiri Ndi 20 MPa. Pansi pa Kupanikizika kwa Mayesero, Nthawi Yokhazikika Iyenera Kukhala Yosachepera 10 S, Ndipo Chitoliro Chachitsulo Siyenera Kutuluka.
Pambuyo Wogwiritsa Ntchito Avomera, Mayeso a Hydraulic Atha Kusinthidwa Ndi Mayeso a Eddy Panopa Kapena Mayeso a Magnetic Flux Leakage.
Mayeso Osawononga:
Mipope Amene Amafuna Kuyendera Kwambiri Ayenera Kuyang'aniridwa Mwachindunji Mmodzi Ndi Mmodzi. Pambuyo Kukambitsirana Kumafuna Chivomerezo cha Phwando Ndipo Kufotokozedwa Mumgwirizanowu, Mayeso Ena Osawononga Akhoza Kuwonjezedwa.
Mayeso a Flattening:
Machubu Okhala Ndi Diameter Yakunja Yoposa 22 mm Adzayesedwa Kusanja. Palibe Delamination Yowoneka, Mawanga Oyera, Kapena Zonyansa Zomwe Ziyenera Kuchitika Pakuyesa Konse.
Mayeso Olimba:
Pa mayeso a kuuma kwa chitoliro cha Magiredi P91, P92, P122, ndi P911, Brinell, Vickers, kapena Rockwell adzapangidwa pachitsanzo chochokera kugawo lililonse.
Bend Test:
Kwa chitoliro chomwe m'mimba mwake chimaposa NPS 25 ndipo kukula kwake kwa chiŵerengero cha khoma ndi 7.0 kapena kucheperapo chidzayesedwa m'malo mwa kuyesa kwa flattening. Chitoliro china chomwe m'mimba mwake chimakhala chofanana kapena kupitirira NPS 10 chikhoza kupatsidwa mayeso opindika m'malo mwa kuyesa kosalala malinga ndi kuvomerezedwa ndi wogula.
Tsatanetsatane wa Zamalonda
ASTM A335 P5 ndi aloyi zitsulo zopanda msokonezo ferritic kutentha chitoliro cha American muyezo. Aloyi chubu ndi mtundu wa chubu zitsulo zopanda msokonezo, ntchito yake ndi yokwera kwambiri kuposa chubu chachitsulo chosasunthika, chifukwa chubu chachitsulo chamtunduwu chimakhala ndi C zambiri, magwiridwe antchito ake ndi ocheperako kuposa chubu wamba wopanda chitsulo, motero chubu cha aloyi chimagwiritsidwa ntchito kwambiri. mu petroleum, ndege, mankhwala, mphamvu yamagetsi, boiler, asilikali ndi mafakitale ena.
Chitoliro cha Alloy Steel chili ndi zinthu zina zambiri kupatula kaboni monga faifi tambala, chromium, silicon, manganese, tungsten, molybdenum, vanadium ndi zinthu zina zovomerezeka monga manganese, sulfure, silicon, ndi phosphorous.
Zogwirizana ndi aloyi zitsulo zapakhomo: 1Cr5Mo GB 9948-2006 "Chitsulo Chopanda Chitsulo Chokhazikika cha Kuphwanya Mafuta"
- Malipiro: 30% Deposit, 70% L/C Kapena B/L Copy Kapena 100% L/C Pamaso
- Min.Kulamula Kuchuluka: 1 PC
- Kutha Kupereka: Pachaka 20000 Tons Inventory Of Steel Pipe
- Nthawi Yotsogola: Masiku a 7-14 Ngati Muli Sitolo, Masiku 30-45 Opanga
- Kulongedza: Kutha Kwakuda, Bevel Ndi Cap Paipi Iliyonse Limodzi; OD Pansi pa 219mm Ayenera Kulongedza Mtolo, Ndipo Mtolo Uliwonse Osapitirira 2 Matani.
Mwachidule
| Mtundu: ASTM A335 | Aloyi Kapena Ayi: Aloyi |
| Gulu la Gulu: P5 | Ntchito: Boiler Pipe |
| makulidwe: 1-100 mm | Chithandizo Chapamwamba: Monga Zofunikira za Makasitomala |
| Diameter Yakunja (Yozungulira): 10 - 1000 Mm | Katswiri: Wokulungidwa / Wozizira Wozizira |
| Utali: Utali Wokhazikika Kapena Utali Wachisawawa | Chithandizo cha kutentha: Annealing / Normalizing / Tempering |
| Maonekedwe a Gawo: Chozungulira | Chitoliro Chapadera: Chitoliro Chachikulu cha Khoma |
| Malo Ochokera: China | Kugwiritsa Ntchito: Kuthamanga Kwambiri Mpweya Wotentha, Boiler ndi Kusinthanitsa Kutentha |
| Chitsimikizo: ISO9001:2008 | Mayeso: ET/UT |
Kugwiritsa ntchito
Amagwiritsidwa Ntchito Kwambiri Kupanga Chitoliro Chowiritsira Chachitsulo Chokwera Kwambiri, Chitoliro Chosinthanitsa ndi Kutentha, Chitoliro Champhamvu Chokwera cha Mpweya wa Mafuta ndi Makampani a Chemical.
Chigawo cha Chemical
| Zolemba | Deta |
| Kupanga kwa UNS | K41545 |
| Mpweya (max.) | 0.15 |
| Manganese | 0.30-0.60 |
| Phosphorus (max.) | 0.025 |
| Silikoni (max.) | 0.50 |
| Chromium | 4.00-6.00 |
| Molybdenum | 0.45-0.65 |
| Zinthu Zina | … |
Mechanical Property
| Katundu | Deta |
| Kulimbitsa Mphamvu, Min, (MPa) | 415 pa |
| Yield Strength, Min, (MPa) | 205 Mpa |
| Elongation, Min, (%), L/T | 30/20 |
Kutentha Chithandizo
| Gulu | Mtundu wa Chithandizo cha Kutentha | Kutentha Kwambiri F [C] | Subcritical Annealing Kapena Kutentha |
| P5, P9, P11, ndi P22 | Kutentha F [C] | ||
| A335 P5 (B,C) | Full Kapena Isothermal Anneal | ||
| A335 P5b | Normalize And Temper | ***** | 1250 [675] |
| A335 P5c | Subcritical Anneal | ***** | 1325 - 1375 [715 - 745] |
Kulekerera
Kwa Chitoliro Cholamulidwa Kuti Chikhale M'kati mwa Diameter, Diameter Yam'kati Siyenera Kusiyanasiyana Kuposa ± 1% Kuchokera M'kati Mwa Diameter Yotchulidwa.
Kusiyanasiyana Kovomerezeka Mu Diameter Yakunja
| Wopanga NPS | Kulekerera kwabwino | kulolerana koipa | ||
| In | Mm | In | Mm | |
| 1⁄8to 11⁄2, kuphatikiza | 1⁄64 (0.015) | 0.4 | 1⁄64(0.015) | 0.4 |
| Kupitilira 11⁄2 mpaka 4, kuphatikiza. | 1⁄32(0.031) | 0.79 | 1⁄32(0.031) | 0.79 |
| Kupitilira 4 mpaka 8, kuphatikiza | 1⁄16(0.062) | 1.59 | 1⁄32(0.031) | 0.79 |
| Kupitilira 8 mpaka 12, Inc. | 3⁄32(0.093) | 2.38 | 1⁄32(0.031) | 0.79 |
| Oposa 12 | ± 1% ya Zomwe Zatchulidwa Kunja Diameter | |||
Chofunikira Choyesa
Mayeso a Hydraustatic:
Chitoliro Chachitsulo Chiyenera Kuyesedwa Hydraulically Mmodzi Ndi Mmodzi. Kuthamanga Kwambiri Kwambiri Ndi 20 MPa. Pansi pa Kupanikizika kwa Mayesero, Nthawi Yokhazikika Iyenera Kukhala Yosachepera 10 S, Ndipo Chitoliro Chachitsulo Siyenera Kutuluka.
Pambuyo Wogwiritsa Ntchito Avomera, Mayeso a Hydraulic Atha Kusinthidwa Ndi Mayeso a Eddy Panopa Kapena Mayeso a Magnetic Flux Leakage.
Mayeso Osawononga:
Mipope Amene Amafuna Kuyendera Kwambiri Ayenera Kuyang'aniridwa Mwachindunji Mmodzi Ndi Mmodzi. Pambuyo Kukambitsirana Kumafuna Chivomerezo cha Phwando Ndipo Kufotokozedwa Mumgwirizanowu, Mayeso Ena Osawononga Akhoza Kuwonjezedwa.
Mayeso a Flattening:
Machubu Okhala Ndi Diameter Yakunja Yoposa 22 mm Adzayesedwa Kusanja. Palibe Delamination Yowoneka, Mawanga Oyera, Kapena Zonyansa Zomwe Ziyenera Kuchitika Pakuyesa Konse.
Mayeso Olimba:
Kwa Pipe Of Giredi P91, P92, P122, Ndi P911, Brinell, Vickers, Kapena Rockwell Hardness Mayeso Adzapangidwa Pachitsanzo cha Loti Iliyonse.
Bend Test:
Kwa Pipe Yemwe Diameter Yake Imapitilira NPS 25 Ndipo Yemwe Kukula Kwake Kwa Khoma Ndi 7.0 Kapena Kuchepera Idzaperekedwa Kuyesedwa Kwa Bend M'malo Mwa Kuyesa Kwa Flattening. Chitoliro China Chomwe Diameter Yake Imafanana Kapena Kupitilira NPS 10 Itha Kupatsidwa Mayeso a Bend M'malo Oyesa Osalala Pansi Pakuvomerezedwa ndi Wogula.
Zida & Kupanga
Chitoliro chikhoza kukhala chotentha chomaliza kapena chozizira chokokedwa ndi kumalizidwa kwa kutentha komwe kwalembedwa pansipa.
Kutentha Chithandizo
- A/N+T
- N+T/Q+T
- N+T
Mayeso a Makina Ofotokozedwa
- Mayeso a Transverse kapena Longitudinal Tension Test and Flattening Test, Hardness Test, kapena Bend Test
- Pa kutentha kwa zinthu zomwe zimatenthedwa mu ng'anjo yamtundu wa batch, mayeso amayenera kuyesedwa pa 5% ya chitoliro kuchokera pagawo lililonse lomwe lakonzedwa. Pazigawo zing'onozing'ono, chitoliro chimodzi chiyenera kuyesedwa.
- Kwa kutentha kwazinthu zomwe zimachitidwa ndi ndondomeko yopitilira, mayesero adzayesedwa pa chitoliro chokwanira kuti apange 5% ya maere, koma osachepera 2 chitoliro.
Ndemanga za Bend Test:
- Kwa chitoliro chomwe m'mimba mwake chimaposa NPS 25 ndipo kukula kwake kwa chiŵerengero cha khoma ndi 7.0 kapena kucheperapo chidzayesedwa m'malo mwa kuyesa kwa flattening.
- Chitoliro china chomwe m'mimba mwake chimakhala chofanana kapena kupitirira NPS 10 chikhoza kuyesedwa m'malo mwa kuyesa kwa flatten malinga ndi chilolezo cha wogula.
- Zitsanzo zoyeserera za bend ziyenera kupindika kutentha kwa 180 popanda kusweka kunja kwa gawo lopindika.
ASTM A335 P5 opanda zitsulo machubu ndi oyenera madzi, nthunzi, haidrojeni, mafuta wowawasa, etc. Ngati ntchito nthunzi madzi, pazipita ntchito kutentha kwake ndi 650.℃; Akagwiritsidwa ntchito m'malo ogwirira ntchito monga mafuta wowawasa, amakhala ndi kutentha kwapamwamba kwa sulfure kukana, ndipo amagwiritsidwa ntchito nthawi zambiri pakutentha kwambiri kwa sulfure 288 ~ 550.℃.
Njira yopangira:
1. Kugudubuza kotentha (chubu chachitsulo chosakanizidwa chotuluka) : chubu chozungulira → kutenthetsa → choboola → chopiringizira chopingasa katatu, kugudubuza mosalekeza → kuvula machubu → kukula (kapena kuchepetsa) → kuzirala → kuwongola → kuyesa kuthamanga kwamadzi (kapena kuzindikira kuti pali vuto ) → kuyika chizindikiro → kusungirako
2. Kujambula kozizira (kugudubuza) chubu chachitsulo chosasunthika: chubu chozungulira → chotenthetsera → choboola → mutu → kupukuta → pickling → kupaka mafuta (chophimba chamkuwa) → chojambula chozizira chambiri (kugudubuza kozizira) → chubu chopanda kanthu → chithandizo cha kutentha → kuwongola → madzi kuyesa kwamphamvu (kuzindikira zolakwika) → kuyika chizindikiro → kusungirako
Kagwiritsidwe Ntchito:
M'zida zam'mlengalenga ndi zotsekemera zopangira mafuta a sulfure wambiri, ASTM A335 P5 machubu opanda zitsulo amagwiritsidwa ntchito kwambiri pamapaipi apansi a nsanja zam'mlengalenga ndi zowulutsira, machubu akung'anima am'mlengalenga ndi vacuum, magawo othamanga kwambiri amafuta am'mlengalenga ndi vacuum. mizere ndi mapaipi ena otentha kwambiri amafuta ndi gasi okhala ndi sulfure.
M'mayunitsi a FCC, ASTM A335 P5 machubu achitsulo osasunthika amagwiritsidwa ntchito makamaka pakutentha kwambiri, chothandizira ndikubwezeretsa mapaipi oyenga, komanso mapaipi ena otenthetsera kwambiri amafuta a sulfure ndi gasi.
Mu kuchedwa coking wagawo, ASTM A335 P5 opanda phokoso chitoliro chitoliro zimagwiritsa ntchito mkulu kutentha chakudya chitoliro pansi pa coke nsanja ndi kutentha mafuta ndi chitoliro mpweya pamwamba pa coke nsanja, ng'anjo chitoliro pansi pa coke ng'anjo, chitoliro pa pansi pa fracking tower ndi zina zotentha kwambiri zamafuta ndi chitoliro cha gasi chokhala ndi sulfure.
