Puyang Zhongshi Group Co., Ltd. |
Verified Suppliers
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API Standard Cobalt Alloy Valve Seats and Valve Balls
• 2. Valve Ball and Seat performance directly affects the use effect
and service life of the sucker rod pumps.
• 3. Each ball-and-seat combination is vacuum tested to ensure a
perfect seal is obtained in all positions of
contact.
Main Features
• 1. Material: Stainless steel; Cobalt Alloy, cast; Cobalt Alloy,Tungsten Carbide, Titanium Carbide .
• 2. Standard: API 11AX .
• 3. High resistance against corrosion and oxidation;
API No. | Seat Size | Ball Size |
V11-106 | 1-1/16" | 5/8" |
V11-125 | 1-1/4" | 3/4" |
V11-150 | 1-1/2" | 15/16" |
V11-175 | 1-3/4" | 1-1/8" |
V11-200 | 2" | 1-1/4" |
V11-225 | 2-1/4" | 1-3/8" |
V11-250 | 2-3/4" | 1-1/16" |
V11-375 | 3-3/4" | 2-1/4" |
Puyang Zhongshi Group Co., Ltd is a professional manufacturer of various oilfield equipments and cementing accessories since 1997, restructured enterprise of SINOPEC. Our group have 10 years export experience and 9 subsidiary factories, more than 500 employees. We are the first-class supplier of resources market of SINOPEC and CNPC.
We have the certificates of API 5CT, API 10D, API 11E, API 6A, API 11AX, ISO 9001 and ISO 14001. Our foreign customers are mainly from America, Central Asia, Russia, Southeast Asia, Middle East, etc.