High-End Special Tungsten Chrome Casting Precision Valve Ball

• Customization: Available
• Certification: CE
• Surface Treatment: Polishing
• Production Capacity: 500000pieces/Year

Product Description

1.Product Name:V11-175 C1 Corrosion Resistant Cobalt-chromium Alloy Stellite Valve Ball Ring Seat EB007

2.Material Grade:Cobalt-chromium Alloy

3.Size:Balls φ28.58mm,V11-175 Seat

4.Hardness:G100 HRC 52-60

5.Process:Cast Process

6.Standard:

Type	Fluid, mm2	Dw, mm	D, mm	d mm	H, mm
V11-106	107	15.8750	20.142	11.68	12.70
V11-125	153	19.0500	23.317	13.97	12.70
V11-150	227	23.8125	29.667	17.02	12.70
V11-175	345	28.5750	35.255	20.96	12.70
V11-225	569	34.9250	43.688	26.92	12.70
V11-250	869	42.8625	51.054	33.27	12.70
V11-375	1623	57.1500	78.029	45.47	19,05

 7.Chemical Composition:

Composition (%)	C	Si	Mn	Cr	Ni	S	P	Mo	W	Fe	Co
Stellite 20 (Balls)	2.30-2.65	≤1.0	≤1.0	31.0-34.0	≤2.5	≤0.04	≤0.04	≤1.0	16.0-18.0	≤2.5	Bal.
CoCr Alloy (Seats)	2.20-2.50	≤1.0	≤1.0	29.0-34.0	≤3.0	≤0.04	≤0.04	≤1.0	11.0-14.0	≤2.5	Bal.

8.API Standard  Cobalt Alloy Valve Seats and Valve Balls 

• 1. Valve balls and valve seats  are widely used  in oil fields.

• 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.

9.Specifications:

API No.	V11-106	V11-125	V11-150	V11-175	V11-200	V11-225	V11-250	V11-375
Seat Size	1-1/16"	1-1/4"	1-1/2"	1-3/4"	2"	2-1/4"	2-3/4"	1-1/16"
Ball Size	5/8"	3/4"	15/16"	1-1/8"	1-1/4"	1-3/8"	3-3/4"	2-1/4"

Q: Are you trading company or manufacturer ? 
A: We are factory. 

Q: How long is your delivery time? 
A: Generally it is 5~10 days if the goods are in stock.Or it is 45 days if the goods are not in stock, it is according to quantity. 

Q: What is your terms of payment ? 
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 50% T/T in advance ,balance before shipment.
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