Product Features

1. The product structure is reasonable, the seal is reliable, the performance is fine, the shape is beautiful;
2. The sealing surface is overlaid with Co based cemented carbide, which has good wear resistance, corrosion resistance, scratch resistance and long service life;
3. After quenching and tempering and surface nitriding treatment, the valve stem has good corrosion resistance and scratch resistance;
4. The valve is equipped with reverse sealing structure, which is reliable;
5. Parts material and flange size can be reasonably selected according to actual working conditions or user requirements to meet various engineering needs.

Execution Standard

Design spec：GB/T 12235
Face to Face：GB/T 12221
Flange end：JB/T 79、GB/T 9113、HG/T 20592
Test & check：GB/T 26480、GB/T 13927
Pressure-temp：GB/T 12224

Performance Parameter

Nominal diameter：DN10~300mm
Nominal Pressure：PN1.6～16MPa
Applicable media：Water, steam, oil, nitric acid, acetic acid
Applicable temperature：≤550℃
Main materials：WCB、Cr,Ni,steel、Cr,Ni,Mo,steel、Cr,Mo, steel