Cast Iron Rubber Lined Swing Flex Check Valve C/W Double Flange

• Customization: Available
• Material: Cast Iron
• Connection Form: Flange
• Model NO.: H44
• Structure: Swing
• Pressure: Low Pressure
• Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
• Sealing Form: Metal
• Flow Direction: Unidirection
• Standard: ANSI
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Characteristic: Swing Flex Check Valve
• Design & Manufacture: API 6D, ASME B16.34, DIN 3202
• Pre-Temp. Rating: ASME B16.34
• Face to Face: API 594
• Ends Connection: ASME B16.25, ASME B16.5/16.47
• Inspect & Test: API 598
• Certificate 1: Dnv Ce 0575
• Certificate 2: ISO 9001: 2008
• Transport Package: Sea Worthy
• Specification: API, ANSI, ASME, DIN, JIS, GB etc.
• Trademark: VATAC or OEM
• Origin: China
• HS Code: 84818010
• Production Capacity: 65000 T Per Year

Product Description

The Vatac Cast Iron Swing Flex Check Valves are designed and manufactured to ensure low leakage to international standards, Extensive base line laboratory testing (static and cycle testing) has been performed establishing critical design parameters necessary to achieve low emission sealing in the Vatac Iron Check Valves, In-house testing procedure has been developed and is periodically performed to ensure that standard product design and manufacturing criteria consistently result in the Vatac cast iron check Valve meeting a maximum of leakage prior to shipment.

Main Features and Advantages:
» Cast or Ductile Iron Body with Rubber Lined Disc
» Stainless Steel, A276 Type 410 or GR. 431 Shaft
» Fusion Bonded Epoxy Coating
» Sizes: DN50 through DN600
» Body Styles: Flanged Ends
» Pressure Class: ANSI #125, #150, PN10 or PN16
» Optional Counterweight or Bypass Devices
» ASME B16.34, EN1171, DIN 3202, BS 4504
» ASME B16.10, MSS SP-71, BS EN558
» ASME B16.1 CLASS 125, ASME B16.5 CL150, EN1092, EN12226
» ISO 5208, API 598

1. Construction is as follows:  

- Flange Swing Flex Check Valve

- Rubber Disc Check Valve

- In-line Check Valve

- Low Pressure

- Flanged Ends to ASME B16.5 and B16.47 A/B

2. Main Part & Materials

Part Names	Part Materials
Flange	Q235	F304	F316	F304L	F316	F316L	SAF 2205	BRONZE
Body Material	NATURAL RUBBER/NBR/EPDM
Suitable Medium	Water, Waste Water and Sewage
Suitable Temperature	-29~120 °C

3. Normal Pressure Rating
PN10 & PN16, CLASS150 

4. Normal Size Range
DN50~DN1000, 2"~40"