I. Wani abu neAPI5L
1. API5L-B bututun karfe, daidai da L245 iri Wuyang Iron da karfe, L245 na cikin ƙananan allurai jerin, farashin yana da inganci, farashin kayan daban-daban ba iri ɗaya bane, galibi ana amfani da su don bututun mai, bututun yanayi, da dai sauransu, shi ne wani low matsi ruwa nada bututu, da aikin da 20 # sumul bututu 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, adadin haɗin gwiwa na karfe PIPE da PIPE WLD 10" SCH STD API5L ASTM A106 GRB sumul karfe bututu a cikin wannan sashe ba zai wuce 50% na yawan bututu. Kafin shigarwa, da bututu zubar zai share kuma tsaftace ramukan rawar soja ko iska mai ƙarfi don cire ƙazanta a cikin ramukan Tabbatar cewa buɗewar (buɗaɗɗen kada ta kasance ƙasa da 127cm) ya dace da buƙatun kuma yana hana toshe rami.
3. (%) : rage girman yanki na 18 bits (%) : 45 ko mafi girma tasiri makamashi Akv (J): 55 ko mafi girma tasiri taurin dabi'u na alpha kv (J/cm2).
3.API 5L misali yana rufe da samar da bukatun bututun karfe, musamman ga tensile ƙarfi, yawan amfanin ƙasa ƙarfi, dakin zafin jiki tasiri tauri, elongation a karya, da dai sauransu bisa ga iri bututun karfe, API 5L ya kasu kashi janar karfe bututu da na musamman. karfe bututu, daga cikin abin da janar karfe bututu ne zuwa kashi talakawa karfe bututu da high ƙarfi karfe bututu, API 5L misali kuma maida hankali ne akan samar da tsari bukatun na bututun karfe.
III, menene API5Lgrb abu
1. API 5LGRB ba shi da kyau kowelded karfe bututu, Ma'auni shine API 5L (bututun mai), PSL2 yana ɗaya daga cikin matakan, ɗayan matakin shine PSL1 idan aka kwatanta, bukatun PSL2 sun fi PSL1API 5L shine ƙayyadaddun bututun bututun da Cibiyar Man Fetur ta Amurka ta haɓaka, B shine nau'in. na bututun karfe sa.
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, SA517Matsayin 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