We're the leading manufacturer of graphite electrodes and graphite machining products for over 27 years experience.
Langfang Dingyang Flange Pipe Fitting Co.,Ltd is one of the leading companies dealing in exporting pipe fittings, flanges and tubes etc. Our product range includes:Carbon, alloy and stainless steel pipes in various grades including PI5CT,API5L,ASTM, ISO,JIS,ST, DIN, GB/TCarbon, alloy and stainless steel fittings and flanges including ANISI, ASME, JIS, DIN, NPT etc.Carbon and Stainless steel valves including ANISI, API, JIS, DIN, NPT.