ZFV ball valve 6'' class 300 type trunnion mounted pass the testing and inspection, ready for sending to customer.
The ball valve is made by below specification :
Ball valve, 6'' 300LBS, ANSI B16.5, flange end raised face, full bore, split body, DBB design, firesafe, anti-static device, blowout-proof stem, with seat and stem grease injection, vent valve and drain plug, bare shaft with top flange, top flange dimension as per ISO5211, material body and bonnet ASTM A2126 WCB, ball A182 F316, stem A182 F316, seat A182 F316+RPTFE, seal with Viton, packing graphite.
The ball valve design and manufactured as per API6D, valve flange to flange length as per ANSI B16.10, flange dimension as per ANSI B16.5, test and inspection API6D .
The ball valve coated by epoxy painting , color as per customer's request . valve tested ok by water and air, function run ok.
The DBB ( double block and bleed ) design, provide the function that avoid any over pressure in body cavity, may cause risky damaging happen.
ZFV valve company provide valve with various material include SS304, SS304L, SS316, SS316L, A105, WCB, hastelloy , LC2, LC3, LCB, 4A, 2205, 2507, C95800 etc, to meet different requirements from customer over the world .
Zhejiang Zhengfeng Valve Co., Ltd