Yanshan shuntong steel pipefitting co.,ltd.
We are a manufacturer of steel pipe and fittings with nearly 20 years old. Our main products are steel pipes and pipe fittings such as butt-welding fittings,forged fittings and forged flanges according to ASME/ANSI,DIN,BS,JIS standards.Our major products c
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Buttwelding fittings
Forged flanges
Forged steel fittings
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