Puyang Donghao Mechanical & Electronic Co.,Ltd
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Payment Terms: | T/T,L/C,D/A,D/P,WU |
Place of Origin: | Henan, China (Mainland) |
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Features
1)Outside material of the sleeve can be level 42 CrMo, level 35 CrMo or level of 45 steel.
2)Can support pressure of 10000 psi.
3)High-frequency quenching in the circulation inner hole improve the ability of resistance to erosion,prevent the jetting action effected by high emissions and high sand ratio.