*Size: 1/2 inch—48 inch,(DN15-1200)carbon steel pipe
*Outer diameter:ASME 21.3mm-1219.2mm,JIS 21.7mm-1219mm,DIN 21.3mm-1220mm
*Material:Q235,20#,Q345,A53B,A106B,API 5L B,X42,X46,X52,X60,X65,ST37.0,ST35.8,St37.2,St35.4/8,St42,St45,St52,St52.4,STP G38,STP G42,STPT42,STB42,STS42,STPT49,STS49 ect
*Standard:ASTM A53,ASTM A106,API 5L,ASME B36.10M-1996,DIN1626,DIN1629,DIN17175,DIN 2448,JIS G3452,JIS G3454,JIS G3455,JIS G3456,JIS G3457,JIS G3461