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Design standard ：API 6D

Axial nozzle check valve product range ：
1.Pressure range ：CLASS 150Lb~2500Lb

2.Nominal diameter ： NPS 2~60″

3.Body material：Carbon steel, Stainless steel, duplex stainless steel, Alloy steel, Nickel alloy

4.End connection ： RF RTJ BW
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