Cobalt Chrome Alloy valve ball and seat are very important parts of oil-well pump ,
they always show up together and cooperate very good , no better
material can replace them now .
The valve balls are made of Cobalt Chrome Alloy 20 and Cobalt Chrome Alloy seat are made of Cobalt Chrome Alloy 3 . They are a good team to resist the wear and corrosion issue in
oil and gas pimping process .
What is the Details of our Cobalt Chrome Alloy seat and ball?
| Material : | Cobalt Chrome Alloy |
| Process : | Powder Metallurgy , it is short for PM |
| Hardness: | 53-59HRC |
| Density : | 8.6-8.8 g/cm ³ |
| Size : | Diameter 11-60 mm
|
| Properties : | Wear and corrosion resistance, high temperature resistance |
| Application : | Oil well pump components , wear and corrosion resistance parts |
| Instructions : | Drawing made upon cutomers request |
| Usage : | one balls with one valve |
| Tolerance control : | turning or grinding surface , tolerance upon drawing |
| Production lead time | Samples 10 days , normal order 30 days |
| Production capacity : | 40,000pcs one month. |
| Package : | carton or wooden case , pallet for export
|
Chemical compositions and properties (%)
| Brand | C | Mn | Si | Cr | Ni | Mo | W | Co | Fe | P | S | Density (g/cm3) | Hardness (HRC) |
| ST 3 | 2.0-2.7 | 1.0 | 1.0 | 29-33 | 3.0 | | 11-14 | Bal. | 3.0 | ≤0.03 | ≤0.03 | 8.55 | 51-55 |
| ST 20 | 2.2-3.0 | | 2.0 | 30-34 | 3.0 | 1.0 | 14-18 | Bal. | 3.0 | ≤0.05 | ≤0.05 | 8.65 | 53-59 |
Dimensions of our valve seats
API Valve Seat Standard
| No. | Specifications | Dimensions OD/ID×H (in) | Weight (g/pc) |
| 1 | VII-106 | 0.793/0.460×0.500 | 22.81 |
| 2 | VII-125 | 0.918/0.550×0.500 | 29.55 |
| 3 | VII-150 | 1.168/0.670×0.500 | 49.53 |
| 4 | VII-175 | 1.388/0.825×0.500 | 68.13 |
| 5 | VII-200 | 1.478/0.960×0.500 | 69.05 |
| 6 | VII-225 | 1.720/1.060×0.500 | 100.34 |
| 7 | VII-250 | 2.010/1.310×0.500 | 127.04 |
| 8 | VII-375-1 | 3.072/1.700×0.750 | 536.94 |
| 9 | VII-375-2 | 3.072/1.880×0.750 | 484.12 |
Note: The unit weight is only for reference. The actual weight
might have some variations.
Company introduction
Shenyang Top New Material Co., Ltd owns its advantages in the
industrial metal materials area. The company specializes in the
R&D, manufacturing and sales of investment casting and powder
metallurgy components made of Cobalt Chrome Alloy, Cobalt Chrome alloy. Founded in Year 2001, SYTOP has 16 years
producing experience and 10 years exporting experience. Our solid
quality and integrity wins us a good name in our customers.
FAQ
1: Are you a manufacturer or a trading company?
A1: We are the manufacturer located in the north of China with 15
years producing experience and 10 years exporting experience.
Q2: What's the material of your valve seats?
A2: It's the CoCrW alloy, which is usually called Cobalt Chrome Alloy.
Q3: What's the Cobalt Chrome Alloy?
A3: It is a range of cobalt-chromium alloys designed for wear
resistance, heat resistance and corrosion resistance.
Q4: What's the lead time of valve seats?
A4: 15-30 days depending on the order quantity.
Q5: What's the tolerance and surface finish we can control?
A5: As your demand.
Q6: How do we deliver the seats?
A6: We are the VIP customer of DHL express, having good discounts.
Q7: MOQ?
A7: 5pcs
Q8: Why I choose your company?
A8: We are professional. We are reliable. We are easy
communication.
Our service
1. Research and development(R &D):
We have a mature technical team that can assist customers to
develop new products and grow together;
2. Design:
We can provide free design according to the samples or drawings
provided by customers;
3. Customer service:
We can provide complete customer service support, including
logistics, technical services, equipment commissioning etc;
4. Processing:
We can provide OEM manufacturing services according to customer’s
demand.
Note: The price is determined by the design drawings and mould size , please provide the drawings or sample data to us, we will give you
a quote ASAP(within 8 hours).
Your feedback is our best honor, please do not hesitate to give us
your valuable feedback and we'll prove that we deserve your fully
trust.
