... other pipe fittings to the world mark high-quality elbow&teeWe offer a complete range of high quality of carbon steel and stainless steel ... /CL2ASTM A694,F46,F52,F56,F60,F65stainless steelASTM A182, ANSI,304,304L,316,316L,321,321H,904,904L etc.Alloy SteelASTM ...