Shanghai Shangde Steel Pipe Co.,Ltd

Shanghai Shangde is specialized in producing&exporting seamless steel tubes in mild steel and alloy steel material,welded tubes in ERW,LASW,hot-dip galvanized steel tubes, and other profiles. We have many stockpiles for common sizes&grades in our warehouse.Seamless Steel Tubes:ASTM,API 5L,API 5CTERW Steel Tubes:ASTM A500,API 5L,API 5CT [详细介绍]