Check Valve

分类： Valves

描述

♦ 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