无缝钢管
1.一般用途无缝钢管ASTM A53 GR.B,钢号:SA53 B,规格:1/4″-28″,13.7-711.2mm
2.高温作业用无缝钢管ASTM A106 GR.B,钢号:SA106B,规格:1/4″-28″,13.7-711.2mm
3.管线管API SPEC 5L,钢号:B规格:1/4″-28″,13.7-711.2mm
4.ASTM A106/A53/API 5L GR.B,钢号: B,规格:1/4″-28″,13.7-711.2mm
5.热交换器和冷凝器用无缝低碳钢管ASTM A179,规格:3/4″、1″
6.-40℃-101℃低温作业用无缝钢管ASTM A333,钢号:GR.A,GR.1,GR.6,GR.7,GR.3,规格:1/4″-28″,13.7-711.2mm
10#无缝钢管薄壁无缝钢管
ASTMA192无缝钢管|ST52无缝钢管|河北润成钢管