Product Introduction

Check Valve

♦ Usually used for kill manifold.

♦ The sealing face of core and seat is overlaying-welded with hard alloy with erosion and corrosion resistance.

♦ The end connection meets the API Spec 6A standard.

♦ The working medium flows in one direction.

♦ Working Pressure: 2000PSI~15000PSI.

♦ Nominal diameter: 2-1/16″ to 4-1/16″.

工作压力 Working Pressure 2M,3M,5M,10M,105M
材料级别 Material Class AA,BB,CC,DD,EE,FF
产品规范级别 Product Specification Level PSL1,PSL2,PSL3,PSL3G,PSL4
性能级别 Performance Requirement Level PR1 ,PR2
公称通径 Nominal bore 1-13/16,2-1/16,2-9/16,3-1/8,4-1/16

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