China
Feature:
1. Design and manufacture of ptoduct according to American state standard ANSI B16.34, American petroleum institute standard API6D.
2. Small opening pressure, the disc can be opened fully with a very small pressure differential.
3. Rocker and hinge pin use inside-set design, reduces outer leakage point.
4.The body and bonnet of class 1500~Class 900 check valve is connected with stud.
And the body and bonnet of class 1500~class 2500 check valve pressure seat structure to make product bulk small, weight light, seal credible.
Design standard
Design and manufacture: BS1868, API6D
Face to Face: ANSI B 16.10
Flange Dimension : ANSI B 16.5
Butt welding end: ASME B 16.25
Pressure-Temp Rating:ANSI B 16.34
Testing and Inspection: API 598
Design description
1. B.C Bolted cover
2. Swing tye,anti-rotation disc
3. Renewable seat rings
4. Non-penetrate disc shaft
5. Horizontal or vertical service
6. Flanged or buttwelding ends
Size: 2"~40"
Pressure: 150lb~2500lb
Body: WCB, WC6, WC9, CF8M, CF3M, LCB, LCC, etc
Dazhong Valve Group has focus in this filed more than 20 years, were founded in the year of 1990, with two factories , more than 1000 workers, 180,000 square meters workshop, Certificate:API6D, API6A, CE, ISO, etc.Main market: America, Europe, Midle east.
More details:View company website
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