Features

• Seal-welded seats
• Bosses for taps & bypass
• Graphite packing
• Fugitive emission tested
• NACE MR-01-75

Options

• Alternate Trims
• Outside Lever & weight or spring
• Pressure Seal design

Standards

• BS1868
• ANSI B16.34
• ANSI B16.10
• ANSI B16.5
• ANSI B16.25
• ANSI B16.47
• API-598
• MSS SP-25

Swing Check Valve 

Application Specification 1.Design manufacture according to BS1868 2.Face to face according to BS1868 3.end flange dimension according to AMSE B16.5 4.Valve inspection and test according to API 598

ZHENGQIU VALVE  high quality brass wcb check valve

Body Material: WCB, WC6, WC9, CF8, CF8M, CF3, CF3M

Disc Material: WCB, WC6, WC9, CF8, CF8M, CF3, CF3M 

Seat Material: A105, 304, 316, 304L, 316L 

Bonnet Material: WCB, WC6, WC9, CF8, CF8M, CF3, CF3M 

Connection Type: Flange, Welding, Socket Welding

Nominal Diameter: DN15-DN1200  NPS1/2"-48" 

Nominal Pressure: 1.0-25MPa  150LB-2500LB

1.  We Are Factory
2. Low MOQ:  We are always ready for providing the sample and producing some small orders, in order to meet the business well.
3. OEM Accepted: We can make the products with the client's demand standard or the custom requirement.
4. Complete Service: We are always ready to hear from you, be responding to your enquiry immediately. Our trade manager is always online for you.
5.  Good Quality: We have strict quality control system and amounts of testing equipments for different kind of valve, such as size, pressure, working environment etc. We are winning the market reputation with the time goes by.
6. Quick Delivery: We have the large stock for some hot products.
7. Competitive Prices:We are the manufacturing company which not only has our own manufacturing workshop, but the casting company as well. We provide the straight factory price and service to our customer.
8. Alibaba Assessed 4 years Gold Supplier.
9. Inspected by the Inspection Institution of Bureau Veritas Certification.
10. 100% QC inspection Before Shipmeng.

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