1 High quality and favorable price 2 API, ISO certified manufaturer 3 more than 20 years expierence We specialize in manufacturing kinds of pipe fittings. No. PRODUCT ELBOWS, TEES, REDUCERS, CAPS, BENDS, NIPPLES AND FLANGES 1 SIZE: FROM 1/2" TO 48" 2 THICKNESS SCH20, SCH30, SCH40, STD, SCH80, SCH100, SCH120,SCH160, XXS 3 STANDARD ANSI, ASME, DIN, JIS, BS, GB 4 MATERIAL CARBON STEEL STAILESS ...