I. Wani abu neAPI5L
1. API5L-B bututun karfe, daidai da L245 alama Wuyang Iron da karfe, L245 na cikin ƙananan allurai jerin, farashin yana da tsada sosai, farashin kayan daban-daban ba iri ɗaya ba ne, galibi ana amfani da bututun mai, bututun dabi'a, da sauransu, bututun ruwa mara ƙarfi ne mai ƙarancin ƙarfi, aikinsa da bututun 20 # mara nauyi kusan.
2. Abu neBabban darajar X52 bututu karfe bututulayin karfe, wanda wani nau'in karfe ne mai bukatu na musamman da ake amfani da shi don isar da bututun mai da iskar gas. Dangane da kauri da samuwar na gaba, ana iya samar da shi ta hanyar injin niƙa mai zafi mai ci gaba, injin mirgina tanderu ko matsakaicin kauri mai kauri kuma a kafa shi cikin babban bututun ƙarfe mai diamita ta hanyar walƙiya mai karkata ko UOE madaidaiciyar kabu.
3. Bututun ƙarfe mara nauyi ko welded, ma'auni shineAPI 5L (bututun bututu) PSL2yana ɗaya daga cikin maki, ɗayan kuma shine PSL1 idan aka kwatanta, buƙatun PSL2 sun fi PSL1API 5L ƙayyadaddun bututun bututun da Cibiyar Man Fetur ta Amurka ta tsara, B yana ɗaya daga cikin maki bututun ƙarfe.
II. API5L misali
1.API5L misali, yawan haɗin gwiwa na karfe PIPE da PIPE WLD 10 "SCH STD API5L ASTM A106 GRB m karfe bututu a cikin wannan sashe ba zai wuce 50% na yawan bututu. Kafin shigarwa, da bututu zubar zai share da kuma tsaftace ramukan na rawar soja ko high matsa lamba iska don cire sculp a cikin wani ramin. 127cm) ya dace da buƙatun kuma yana hana toshe rami.
2. Cr: ≤025 Nickel Ni: ≤030 Copper Cu: ≤025 Mechanical Properties: Tensile ƙarfi na sigma b (MPa) : 560 (57) ko mafi girma yawan amfanin ƙasa ƙarfi sigma s (MPa): 335 (34) ko mafi girma elongation delta (%) ko mafi girma elongation delta (%) : acuity 1 ragi: 5 mafi girma da raguwar yanki (%) 1 tasiri ragewa. Akv (J): 55 ko mafi girma tasirin taurin ƙimar alpha kv (J/cm2).
3.API 5L misali maida hankali ne akan samar da bukatun na bututun karfe, musamman ga tensile ƙarfi, yawan amfanin ƙasa ƙarfi, dakin zafin jiki tasiri taurin, elongation a hutu, da dai sauransu bisa ga iri bututu karfe, API 5L aka raba zuwa general karfe bututu da musamman karfe bututu, daga cikin abin da general karfe bututu ne zuwa kashi talakawa karfe bututu da high ƙarfi karfe bututu, API 5L misali kuma maida hankali ne akan samar da bututun tsarin bututu.
III, menene API5Lgrb abu
1. API 5LGRB ba shi da kyau kowelded karfe bututu, Ma'auni shine API 5L (bututun mai), PSL2 shine ɗayan 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 shine nau'in nau'in bututun ƙarfe.
2.ASME SA517, ASTM A517 matsa lamba jirgin ruwa Quenched da tempered high ƙarfi gami karfe farantin ASME SA517/SA517M misali hada da: SA517GrA, SA517GrB, SA517GrH, SA517GrS, SA517GrP, SA517GrF, SA517GrF, SA517 Matsayin ASTM A517/A517M ya haɗa da: A517GrA,.
3. BayarwaAPI 5L PSL2misalikarkace karfe bututuGrB-X70 Diamita na waje 219-3650 mm Sannu, mun kasance muna samar da bututu mai karkace tsawon shekaru 24, muna fatan samun damar yin aiki tare da ku.
Lokacin aikawa: Afrilu-14-2023