Zhejiang Zhengfeng valve finished stainless steel tirple offset butterfly valve, tested and inspected ok, already provided to customer: DN200, PN16, LUG end, bare shaft, material body ASTM A351 CF8M, disc ASTM A351 CF8M, stem 17-4PH, seal SS316+graphite.
Design and manufacture as per EN 593
Face to face dimension as per EN 558
End flanges dimension as per EN1092-1
Test & inspection as per 12266-1
ZFV produce this butterfly valve without actuator, the top flange dimension, shaft diameter, the length shaft out of top flange, shaft connecting type produced as per requirement. Customer is going to take this bare shaft valve to their company to match actuator approved by end user.
In case customer request ZFV to provide actuator along with valve, we provide our suggestion for customer's approval
We can also use actuator which be provided by customer, ZFV valve can match the actuator exactly.
ZFV availabe valve include manual lever operated valve, manual gear operated valve, pneumatic actuated valve, ellectric actuated valve, hydrostic actuated valve and so on.