A:Yes, we can provide you with the documents like catalogue and ACD drawing.And certificate you need ,ISO9001, ISO14001, OHSAS18001, TS, API, CE, RoHS, CCC certificates. 4.Why choose us? A:1.excellent quality and competitive price:Like Valve have have...
7. A shaft seal structure for a valve according to claim 5, wherein the valve is a ball valve that has a through hole and is rotatable via the valve shaft, and the valve shaft packing is attached to the valve shaft seal chamber having the valve shaft attached thereto by tightening load...