... A106/A53/Q345B,Etc. 2.Size:1/2",3/4",11/2",3",4",6",8",10" ASTM A106 B steel pipe 1.Product ... equipment, pipelines, vessels, pipe fittingsand mechanical Structures.4.Grade: 10,20,35,45,Q345,15CrMo,12Cr1MoV,A53A,A53B,SA53A,SA53B ... 75mm WT:5mm delivery condition 1:Cold finished(BK+C)2:Annealing(GBK+A)3:Normalized(NBK+N Surface oiled, ... T in advance+70%T/T see the copy of B/L2:30%T/T in advance+70%L/C3: ...