Carbon Steel Pipe Fittings 1.SCH10~SCH160/STD/SGP/XS/XXS 2.ASTM/JIS/DIN/BS/GB 3.size:1/2"-72" 4.Grade ... :,A234 WPB,A105 Carbon Steel Pipe Tee / Seamless Buttweld pipe fitting Materialcarbon steel, stainless steel, alloy ... '' to 72''/DN15-DN2000Angleselbows,bend,tee,cross,reducers,cap,pipe, flanges,socket steel fittings,nippleWTSch5-SchXXS ,such as SCH20, SCH40, STD, SCH80, ...