Hebei Hengtong pipe fittings Co.,Ltd, is a specialized in manufacturing high ,middle,and low pressur superior carbon steel ,alloy steel  and stainless steel pipes and fittings ,such as ,45D/60D/90D/180D LR/SR elbow,concentric /eccentric reducer,equal/reducer tee,caps,and steel flange series.the size range is from 1/2" to 80" ,we carry out the stand of ANSI,JIS,DIN, and etc. and we can produce according to the clients' requirments.