Pipe Fittings Size:1/2''-48'' Product:Elbow,Tee,Reducer, ... ASTM,DIN,JIS,GOST,BS ect. Coating: Rust-proof oil PIPE FITTING1.Size range: seamless 1/2" to 24" seam ... weldding 4" to 48" 2.Material: carbon steel ASTM A234 wpb, wpc; A106; st37.0; S235JR; ... ; JIS23114.Wall thickness: 2MM----25MM SCH5,SCH10S, SCH10, SCH20, SCH30, STD, SCH40, XS, SCH60, SCH80, SCH100, SCH120, SCH140, SCH160, XXS, ...