Product Description

Specifications

Reasonable structure check valve
Design & Manufacture：ANSIB16.34
Structural Length：ANS1B16.10
Flange Dimension：ANS1B16.5a
Pressure Temperature：ANS1B16.34
Test Inspection：AP1598

Structural Features of the check valve:
1. Bolted bonnet, and the type of middle flange gasket may be different according to pressure class; Class 600 check valve may adopt pressure self tightening seal structure;
2. Disc stop device to prevent disc from being opened too high, thus causing failure to be closed down;
3. Solid pin is precisely  installed and provided with high intensity to ensure operational performance and service life of valve;
4. Rocker arm is given enough intensity. Upon being closed down, it has enough freedom for the closedown of valve disc;
5. Valve disc is given enough intensity and rigidity. Disc sealing surface may be built-  up welded with metal material or inlaid with nonmetal material responding to user's requests;

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