train union joint 1,train fitting,ductile iron material,surface is e-coated treatment 2,get through press test,batch productio train union joint1,train fitting,union joint for train brake system2,made of ductile iron,the surface is e-coated treatment,get through press...

ductile iron coupling 1,train fitting,surface is e-coated treatment,go through pressure test 2,exported to USA and Canada ductile iron coupling1,train spare parts,pipe joint for train brake system2,surface is e-coated treatment and go through thr pressure test3,exported to USA...

Pipe union 1,formed by sand casting and machining 2,perfect appearance without sand hole,burrs ,others 3,moderate price Pipe union1,parts exported to Australia,USA2,We produce the parts following clients'drawings, perfect surface treatment without burrs,sand hole and other...

Pipe connector 1,formed by sand casting and machining 2,perfect appearance without sand hole,burrs ,others 3,moderate price Pipe connector1,parts exported to Australia,USA2,We produce the parts following clients'drawings, perfect surface treatment without burrs,sand hole and...

ductile iron pipe joint 1,train fitting,surface is e-coated treatment,go through pressure test 2,exported to USA and Canada ductile iron pipe joint1,train spare parts,pipe joint for train brake system2,surface is e-coated treatment and go through thr pressure test3,exported to...