Gold Member Since 2010
Audited Supplier
Puyang Zhongshi Group Co., Ltd.

API Valve Balls and Valve Seats, API Valve Pairs, Valve Balls and Valve Seats for Sucker Rod Pumps manufacturer / supplier in China, offering API Standard Cobalt Alloy Valve Seats and Valve Balls, Oil Slip on Canvas Cementing Basket, Top Drive Double Plug / Dual Plug Cementing Head and so on.

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Supplier Homepage Product Sucker rod pump API Standard Cobalt Alloy Valve Seats and Valve Balls

API Standard Cobalt Alloy Valve Seats and Valve Balls

Purchase Qty.:
(Pieces)
1-499 500-999 1,000-4,999 5,000+
FOB Unit Price: US $30 US $29.8 US $29.5 US $29
Purchase Qty. (Pieces) FOB Unit Price
1-499 US $30
500-999 US $29.8
1,000-4,999 US $29.5
5,000+ US $29
Get Latest Price
Port: Qingdao, China
Production Capacity: 5000PCS/M
Payment Terms: T/T, Western Union, Money Gram

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Basic Info
  • Model NO.: V11 -175/V11-225/V11-250
  • ODM: Available
  • Standard: API 11ax
  • Markings: Available
  • Trademark: zhongshi
  • Specification: V11- 175/V11-225/V11-250
  • HS Code: 843143100
  • Samples: Available
  • Material: Stainless Steel/Stellite/Carbide
  • Drawings: Available
  • OEM: Available
  • Transport Package: Wood Cases
  • Origin: Henan
Product Description

API standard cobalt alloy valve seats and valve balls

Valve balls and valve seats  are widely used  in oil fields , their performance directly affects the use effect and service life of the pumps.
 
 
Each ball-and-seat combination is vacuum tested to ensure a perfect seal is obtained in all positions of contact
 
 
Material:  stainless steel, ceramic,  tungsten carbide:
 
 
 1. Stainless Steel: API symbol A1 
 
 
2. Cobalt Alloy: API symbol B2 
 
3.   Ceramic
 
4. Tungsten Carbide: API symbol C1 
 
5. Nickel Carbide: API symbol C2
 
6. Titanium Carbide: API symbol C3
 
 

Symbol
SymbolHardnessMaterial
A1Stainless Steel
Ball: HRC 58-65
Seat: HRC 52-56
UNS 41000-UNS 44000
B1Cobalt Alloy, Cast
Ball: HRC 56-63
Seat: HRC 50-56

Cobalt, chromium, and
tungsten alloy
B2
Cobalt Alloy, Powder
Metal

Ball: HRC 53-60
Seat: HRC 51-57

Cobalt, chromium, and
tungsten alloy
C1Tungsten Carbide
Ball: HRA 88-89
Seat: HRA 88-89.5

Tungsten with Cobalt
binder
C3Titanium Carbide
Ball: HRA 89-90.5
Seat: HRA 89-90.5

Tungsten and titanium carbide
with cobalt binder
 

Main Specifications for reference:

Dimensional
Symbol
V11-106V11-125V11-150V11-175V11-200V11-225V11-250V11-375

Ball-D
+0.020/-0.010
(+0.51/-0.25)

15.88
(0.625in)

19.05
(0.75in)

23.83
(0.938in)

28.58
(1.125in)

31.75
(1.25in)

34.93
(1.375in) 

42.88
(1.688in)

57.15
(2.25in)

Seat-ID  
± 0.050    (± 1.27)

11.68
(0.46in)

13.97
(0.55in)

17.02
(0.67in)

20.96
(0.825in)

24.38
(0.96in)

26.92
(1.06in)

33.27
(1.31in)

43.18
(1.7in)

Seat-OD
+0.000/-0.005
(+0.00/-0.13)

20.14
(0.793in)

23.32
(0.918in)

29.67
(1.168in)

35.26
(1.388in)

37.54
(1.478in)

43.69
(1.72in)

51.05
(2.01in)

78.03
(3.072in)

Seat-H
+0.020/-0.010
(+0.51/-0.25)
0.500 (12.70in)0.500 (12.70in)0.500 (12.70in)0.500 (12.70in)0.500 (12.70in)0.500 (12.70in)0.500 (12.70in)0.750 (19.05in)

 
 
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