Cangzhou Donghai Electricity Pipe Fitting Co., Ltd.（DH for short）is an intelligent enterprise with ISO 9001: 2000 Certified specializing in developing, manufacturing and selling pressure butt-welding pipe fittings. The main products contain elbow, bend, and tee, cross, reducer, caps, flange, pre-insulated fittings, anti-corrosion fittings and other butt welded fittings. The materials of the products apply carbon steel and alloy steel. All the products can be machined as per the standards such as ASME, ANSI and MSS, DIN, JIS and so on. If any items in need, contact us please. More details please click www.czdonghai.com