vanzare拉包ț由ăde oțel碳/浴缸API 5 l pentru汽油ș我目光自然,folosind 1。Grad: api5l GR. B,A106 GR. B,COMBINATE A53 GR. B,A179, 2。Dimensiune: 1/4”-24英寸fărăsudură,24”-48“逢3。标准:API 5L,复合ASTM A53, ASTM A106, ASTM A179, BS1387 4Certificare: ISO9001、SGS、API-ul BV, PED,证明DE MOARA 5 compoziţii chimice DE API - 5 l部件tevi compozitia标准otel clasa chimica, % Rezistenț像tracțiune, MPa curgere, Alungirea MPa, % C Mn P S马克斯分钟API - 5 l B 0.27 1.15 0.03 0.03 413 241 21.5 -29.5×0.29 1.25 0.03 0.03 413 289 21.5 -29.5 X46 0.31 1.35 0.03 0.03 434 317 20.5 -28.5 X52 0.31 1.35 0.03 0.26 0.03 19.5 455 358 -27 X56[…]