标准
API, ASTM, 中国DIN标准, 国标, JIS
材质
10#, 20#, 45#, 16Mn, ST52, St45, ST35
特殊管
precision seamless pipe
Secondary Or Not
Non-secondary
Product name
STAM390 GA /1020 Low Carbon Steel Pipes Hot/Cold Rolled Seamless Pipe
Material
ST37,ST45,ST52,10#,20#,35#,45#etc