I. Wane abu ne kayan aikiAPI5L
1. Karfe mai bututun API5L-B, wanda yayi daidai da alamar L245 ta Wuyang Iron da karfe, L245 na cikin jerin karafa masu ƙarancin ƙarfi, farashin yana da tsada sosai, farashin kayan daban-daban ba iri ɗaya bane, galibi ana amfani da shi don bututun mai, bututun halitta, da sauransu, bututu ne mai ƙarancin matsin lamba, aikin sa da bututun mai mai kauri 20 # kusan babu matsala.
2. Kayan shineMatsayin X52 bututun ƙarfe bututuKarfe mai layi, wanda wani nau'in ƙarfe ne mai buƙatu na musamman da ake amfani da shi don jigilar bututun mai da iskar gas. Dangane da kauri da samuwar da ke biyo baya, ana iya samar da shi ta hanyar injin niƙa mai zafi mai ci gaba, injin niƙa mai murhu ko injin niƙa mai matsakaicin kauri sannan a samar da shi zuwa babban bututun ƙarfe ta hanyar walda mai karkace ko walda madaidaiciya ta UOE.
3. Bututun ƙarfe mara sumul ko na walda, ma'aunin shineAPI 5L (bututun bututu) PSL2ɗaya daga cikin maki ne, ɗayan kuma shine PSL1 idan aka kwatanta, buƙatun PSL2 sun fi PSL1API 5L shine ƙayyadaddun bututun bututun da Cibiyar Man Fetur ta Amurka ta tsara, B yana ɗaya daga cikin matakan ƙarfe na bututun.
II. Ma'aunin API5L
1. Ma'aunin API5L, adadin haɗin bututun ƙarfe mai PIPE da PIPE WLD 10" SCH STD API5L ASTM A106 GRB bututun ƙarfe mara sulke a cikin wannan sashe bai kamata ya wuce kashi 50% na adadin bututun ba. Kafin shigarwa, rumfar bututun ta share kuma ta tsaftace ramukan haƙa ramin ko iska mai ƙarfi don cire ƙura a cikin ramukan. Tabbatar cewa buɗewar (bututun ba zai zama ƙasa da 127cm ba) ta cika buƙatun kuma ta hana toshe ramin.
2. Cr:≤025 Nickel Ni:≤030 Copper Cu:≤025 Kayayyakin injiniya: Ƙarfin tauri na sigma b (MPa): 560 (57) ko mafi girman ƙarfin samarwa na sigma s (MPa): 335 (34) ko mafi girma na delta (%): rage acuity na yanki na rago 18 (%): 45 ko mafi girma makamashin tasiri Akv (J): 55 ko mafi girma ƙimar tauri na alpha kv (J/cm2).
3. Ma'aunin API 5L ya ƙunshi buƙatun samar da ƙarfen bututun mai, musamman don ƙarfin tensile, ƙarfin yawan amfanin ƙasa, taurin tasirin zafin ɗaki, tsawaitawa a lokacin karyewa, da sauransu. Dangane da nau'ikan ƙarfen bututun mai, API 5L an raba shi zuwa bututun ƙarfe na gabaɗaya da bututun ƙarfe na musamman, wanda daga cikinsu bututun ƙarfe na gabaɗaya an raba shi zuwa bututun ƙarfe na yau da kullun da bututun ƙarfe mai ƙarfi, ma'aunin API 5L kuma ya ƙunshi buƙatun tsarin samarwa na ƙarfen bututun mai.
III, menene kayan API5Lgrb
1. API 5LGBR ba shi da matsala ko kumabututun ƙarfe mai walda, ma'aunin shine API 5L (bututun bututun mai), PSL2 yana ɗaya daga cikin matakan, ɗayan matakin shine PSL1 idan aka kwatanta, buƙatun PSL2 sun fi PSL1API 5L shine ƙayyadaddun bututun bututun da Cibiyar Man Fetur ta Amurka ta haɓaka, B wani nau'in matakin ƙarfe ne na bututun bututu.
2. ASME SA517, Jirgin ruwa mai matsi na ASTM A517 An kashe kuma an rage ƙarfin farantin ƙarfe mai ƙarfi na ASME SA517/SA517M, ya haɗa da: SA517GrA, SA517GrB, SA517GrH, SA517GrS, SA517GrP, SA517GrF, SA517GrE, SA517GrQ; Ma'aunin ASTM A517/A517M ya haɗa da: A517GrA,.
3. SamarwaAPI 5L PSL2daidaitaccen tsaribututun ƙarfe mai karkaceGirman waje na GrB-X70 219-3650 mm Sannu, mun shafe shekaru 24 muna samar da bututun karkace, muna fatan samun damar yin aiki tare da ku.
Lokacin Saƙo: Afrilu-14-2023