... produce according to the ASNE,ASTM,JIS,DIN standards. Carbon steel pipe fittingsWe specialize in the carbon steel pipe and fittings, ... tees, bends, caps, nipples and flanges.MaterialCarbon steel, stainless steel, alloy steel,we can produce according to material appointed by consumers ... DIN,JIS,BS,GBWe can also produce according to the drawing by customerWall ThicknessSCH20, SCH30,STD,SCH80,SCH100, ...