Valve: Integrated molding, contact surface hardness>HRC60, wear resistance and strength is better, the finished product adopts the whole nickel plating phosphorous treatment, enhance corrosion resistance.
WHERE THERE IS PETROLEUM,
THERE IS TOPPOWER
Add: No.239, Shifang Road, Laizhou City, Shandong Province, China
Sales Hotline and Customer service telephone：
Diao Wenchao Sun Jing