API 594 Check Valve, Wafer Dual Plate, 20 Inch, Class 300 LB


Design: API 594 / API 6D
Pressure: Class 300 LB, PN50
Size: 20 Inch, DN500
Weight: 265 kg
Spring: Inconel X-750
Bearing: ASTM A182 F304
Test: API 598
Body: Carbon Steel
Plate: ASTM A351 CF8
Pin: ASTM A276 304
Seat: STL
Holder Lock: ASTM A182 F304
Eye Bolt: Carbon Steel
Pin Holder: ASTM A182 F304
 

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