... 4.Length:6m,5.8m,4m or as required ProductionST45.8 Steel pipeStandardAPI 5L, ASME, ASTM B36, JIS, DIN, ... GB8162, GB8163, GB5310,etc.Out DiameterDN10~DN1200,1/8"~100",6mm~2400mmWall ThicknessSCH5~SCH160,STD,XS,XXS,1mm~120mmMaterialASTM ... 4. Painting varnish coating on the pipe. 5. Plastic caps at ends. Supply 1. seamless steel pipe 2. ERW ... Eastern Asia, Western Europe and So on. ST45.8 Steel pipe