good quality carbon steel pipe fittings,,alloy steel pipe fitting, stainless steel pipe fitting size:1/2''-48'' DN15-DN1200 Butt weld Fittings: Elbow-Long, Short radius(45 ... ), Tee-Equal Tee & ReducingTee, Reducers-concentric & eccentric reducers, CapFeaturesButt weld FittingsStandard: GB/ASTM/ASME/DIN/JISASTM B16.9/B 16.28, JIS B2311 ...