Tangshan Eylein fitting Co., Ltd. is a manufacturer of PVC pipe & fittings in China, product line includes water supply, drainage, electrical conduit etc. at present,ASTM conduit and electrical fittings are as below:
conduit pipe: 1/2" to 6" (SCH 40 & 80)
electrical fitting: coupling, male adapter, female adapter, access fitting, base spacers, intermediate spacers etc.
As to ASTM pressure and DWV pipe & fittings, we together with a leading U.S. company to cooperate to develop ASTM pressure and DWV pipe & fittings.
If you are interested in our company and our products, please let me know.