... one of the largest pipe-fittings and carbon steel seamless pipes manufacturers in China.More than 90% of ... services.NAMEElbowsPRODUCTSAmerican standard, Japanese standard, German standard pipe fittings, seamless steel pipe, flange, etc.MATERIALCarbon steel,stainless steel,alloy ... 1.5DPIPE FITTINGSAmerican standard, Japanese standard, German standard elbow, tee,reducer, pipe cap, flange and so on. We ...