good quality carbon steel pipe fittings,,alloy steel pipe fitting, stainless steel pipe fitting size:1/2''-48'' DN15-DN1200 Butt ... , Reducers-concentric & eccentric reducers, CapFeaturesButt weld FittingsStandard: GB/ASTM/ASME/DIN/JISASTM B16.9/B 16.28, JIS B2311 ... , DIN2615,DIN2616, DIN2617Material: 10#,20#, Q235,20G,16Mn, astm a234, astm a105Size: 1/2-48Wall Thickness: Sch10 to Sch160, XS, ...