steel pipe
1.Size: 1/4 to 24 inches
2. Wall thickness : STD ,SCH40,SCH80,and so on
3.Material : API 5L/ASTM A53 grade B
steel pipe has passed the API certificate and ISO certificate
Export standard: German standard : DIN 1629,DIN2391,DIN17175,DIN2448
American standard: ASTM A106,A53,A179,A210,A500,and so on
Japanese standard : JIS G3341,G3458,G3462,and so on
Material : 10#,20#,45#,Q345,ST35.8,ST37,ST42,ST45,A106,A179,A210,API 5L/GR.B-X60,and so on
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