Mingyi Intelligent Equipment ( Tianjin) Co., Ltd. is a leading producer that integrates the research, design and customized development, production and sales services of mechanical products. We has been manufactured and exported in valves, tank heads, flange, pipe and storage tank for more than 20 years, various types of products are made in different materials grades like Carbon
Steel, Stainless Steel,Aluminum and so on. Our company is located in Tianjin, we have no limitation in transporting our finished product to Tianjin sea port from where we can ship to our customers all over the world!
Customized Backflow Prevention Hydraulic Control Check Drain Valve for Manufacturers
Price:
$11.00/sets 10-99 sets
MOQ:
1
Delivery Time:
Negotiable
Brand:
OEM
Product Description
Product Display


Product Features
1. Small in size, light in weight, compact in structure, easy in maintenance.
2. Two torsion springs are used excreting on each of the pair valve plates. Which close the plates quickly and automatically.
3. The quick-close action prevents the medium from flowing back and eliminates water-hammer effect.
4. This valve is short in length, so that it is rigid and easy to mount.
5. It is easy to install on pipeline which is laid horizontally or vertically.
6. This valve is tightly sealed without leakage under the pressure water test.
7. Safe and reliable in operation, high interference-resistance.
8. The face to face dimensions are in accordance with API 6D.
1. Small in size, light in weight, compact in structure, easy in maintenance.
2. Two torsion springs are used excreting on each of the pair valve plates. Which close the plates quickly and automatically.
3. The quick-close action prevents the medium from flowing back and eliminates water-hammer effect.
4. This valve is short in length, so that it is rigid and easy to mount.
5. It is easy to install on pipeline which is laid horizontally or vertically.
6. This valve is tightly sealed without leakage under the pressure water test.
7. Safe and reliable in operation, high interference-resistance.
8. The face to face dimensions are in accordance with API 6D.
Specification
Product Name | Check Valve |
1. Material | A351 CF8M/CF8/CF3/CF3m, A216 WCB,A352 LCB,A217 WC6/WC9 |
2. Size | 1 1/2''~36'' ( DN40~DN900) |
3.Certificate | ISO9001 & CE |
4. Port | Full Port |
5. Working Pressure | 150lb~1500lb |
6. Connection Ends | Flange |
7. Working Temp. | -196~450ºC |
8. Suitable Medium | Water, Natural Gas, Oil and some corrosive liquid |
9. Seal | Metal |
10. Locking | Option |
11. Inspection & Testing | According to API598 |
No. | Part Name | Material |
1 | Body | ASTM A216 WCB |
2 | Body Seat Ring | ASTM A105+HF |
3 | Disc | ASTM A216 WCB+13CR |
4 | Hinge | ASTM A216 WCB |
5 | Disc Washer | 13CR |
6 | Disc Nut | SS304 |
7 | Disc Nut Pin | 13CR |
8 | Hinge Pin | 13CR |
9 | Gasket | ASTM A308 |
10 | Cover | ASTM A216 WCB |
11 | Stud | ASTM A193 B7 |
12 | Stud Nut | ASTM A194 2H |
13 | Hinge Pin Cover | ASTM A105 |
14 | Hinge Pin Cover Bolt | ASTM A193 B7 |
15 | Name Plate | Aluminum |

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FAQ
1. Q: Are you a manufacturer or trading company?
A: We are valve manufacturer and factory, and not trading company.
2. Q: Do you have agent or representative abroad?
A: We do not have agent abroad, please contact us to purchase valves directly.
A: We are valve manufacturer and factory, and not trading company.
2. Q: Do you have agent or representative abroad?
A: We do not have agent abroad, please contact us to purchase valves directly.
3. Q: What's your product range?
A: We can produce Butterfly valve, Gate valve, Check valve, Control valve, Y strainer, By ISO/ANSI/DIN/JIS/ EN/GOST/AS standard.
4. Q: Is there any stock in your factory? And how about your lead time?
A: We stock valves with normal sizes. The lead time depends on your quantity, Generally about 30 days.
5. Q: Which countries do you export to?
A: We export directly to vast majority of countries in the world.
6. Q: What certificates will you provide?
A: We can provide CE/ ISO / WRAS.
7. Q: After-sales service
A: 18 months year warranty for all kinds of products.
As an experienced manufacturer, you can rest assured of the quality and sales service.
8. Q: Transportation
A: Transported by DHL, UPS, EMS, FedEx, SF, by Air, by Sea.
9. Q: Do you provide free sample?
A: Free sample is OK for us.
10. Q: Do you accept custom design on size?
A: Yes, if the size is reasonable.
4. Q: Is there any stock in your factory? And how about your lead time?
A: We stock valves with normal sizes. The lead time depends on your quantity, Generally about 30 days.
5. Q: Which countries do you export to?
A: We export directly to vast majority of countries in the world.
6. Q: What certificates will you provide?
A: We can provide CE/ ISO / WRAS.
7. Q: After-sales service
A: 18 months year warranty for all kinds of products.
As an experienced manufacturer, you can rest assured of the quality and sales service.
8. Q: Transportation
A: Transported by DHL, UPS, EMS, FedEx, SF, by Air, by Sea.
9. Q: Do you provide free sample?
A: Free sample is OK for us.
10. Q: Do you accept custom design on size?
A: Yes, if the size is reasonable.
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Mingyi Machinery (Tianjin) Co., Ltd
Location
Huaying Building, Tianjin, China
Contact Person
shun