Hiwa ----TUV CE and SGS ISO9001 Approved Valve and Pipe Fittings Manufacturer in China. Our main line as the following:

Ductile Iron Grooved Fittings---Grooved Rigid Couplings, Grooved Flexible Couplings, Grooved Elbows, Grooved Tee, Grooved Cross, Grooved Mechanical Tee and Cross etc.

BS EN545, ISO 2531 Ductile Iron Pipe Fittings : Flanged Spigots, Double Socket 90Bends, Double Socket 45 Bends: All socket Tee and Cross , Double Flanged 90 Bends, Double Flanged 45 Bends, All Flanged Tee and Cross, Blink Flanges, Reducing Flanges etc. 

ANSI B16.9 Butt-Welded Pipe Fittings---90 Long radius elbow,90 Short radius elbow, 45 elbows, 180 Long returns, 180 Short returns, Tee, Cross, Reducer, Cap etc.

ANSI B16.11 and BS3799 Forged Fittings---Socket Elbows, Tee, Cross, Couplings, Caps; Threaded Elbows, Tee, Cross, Couplings, Caps.

Industrial Valves---Butterfly Valve, Check Valve, Gate Valve ect.

World is changing . China is becoming more and more opening and economic; Hiwa sincerely welcome friends all over the world to Tianjin or ZiBo , China; Welcome any business cooperation suggestions & visits.

Select Hiwa , Select Belief.