Description:
Surface of the plunger is coated with nickel alloy and inside wall of the barrel is coated with hardness chrome. all the main parts of valve case, ball and seat are made of strong corrosion-resisting and excellent mechanical properties material.
Characteristics:
1. API Spec. 11 AX;
2. Chrome plated barrel;
3. Nickle sprayed plunger;
4. Material: 1045#steel;
5. Technology: Chrome plated, spray metal coated;
6. Type: with blowing sand box; non-blowing sand box;
