Model NO.: CCV09
Flow Direction: Unidirectional
Standard: ANSI
Application: Industrial, Water Treatment, and Household Use
Size: DN40 to DN600
Inch: 1.5" to 24"
Delivery Time: 20–40 Days, depending on order quantity
Certificate: ISO, CE, API
Trademark: Xbvalve
Transport Package: Export Wooden Crate
Specification: DN40–600
Origin: Taizhou, Zhejiang, China
HS Code: 8481804090
Double Flange Swing Check Valve / Cast Iron Swing Check Valve, CAST IRON SWING CHECK VALVE, ANSI-125/150
About Us:
Our factory specializes in the production of valves and has been one of the largest and most professional manufacturers and exporters in the industry. We guarantee competitive pricing, high-quality products, and excellent customer service. Feel free to visit our factory and see for yourself!

Product Features
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Technical Parameters
Nominal Diameter (mm) | 40–500 | 40–500 | |
Nominal Pressure (MPa) | 1.0 | 1.6 | |
Testing Pressure | Shell (MPa) | 1.5 | 2.4 |
Seal (MPa) | 1.1 | 1.76 | |
Operating Temperature | –40°C to 200°C | ||
Applicable Media | Drinking water, sewage, seawater, food, medicine, gas, oil, and acid |
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Main Raw Materials
Body | Disk | Stem | Seat |
Cast Iron | Ductile Iron | Brass | NBR |
Bronze | EPDM | ||
Ductile Iron | SS420/SS431/SS304 | Brass | |
 | Bronze |
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Reference Standards
Design Standard | DIN 3356 | ||
Testing Standard | API 598 | ||
End Flange Standard | DIN 2501 PN10 PN16 | ||
Face-to-Face Standard | DIN 3202 F6 |
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Overall Dimensions and Weight
Size | D | D2 | L | B | F | H | D1 | Z-d | ||
PN10 | PN16 | PN10 | PN16 | |||||||
DN40 | 150 | 84 | 180 | 18 | 3 | 120 | 110 | — | 4-19 | 4-19 |
DN50 | 165 | 99 | 200 | 20 | 3 | 137 | 125 | 125 | 4-19 | 4-19 |
DN65 | 185 | 118 | 240 | 20 | 3 | 147 | 145 | 145 | 4-19 | 4-19 |
DN80 | 200 | 132 | 260 | 22 | 3 | 159 | 160 | 160 | 4-19 | 4-19 |
DN100 | 220 | 156 | 300 | 24 | 3 | 180 | 180 | 180 | 4-19 | 4-19 |
DN125 | 250 | 184 | 350 | 26 | 3 | 203 | 210 | 210 | 4-19 | 4-19 |
DN150 | 285 | 211 | 400 | 26 | 3 | 223 | 240 | 240 | 8-23 | 8-23 |
DN200 | 340 | 266 | 500 | 30 | 3 | 258 | 295 | 295 | 8-23 | 8-23 |
DN250 | 395 | 319 | 600 | 32 | 3 | 290 | 350 | 355 | 12-23 | 12-24 |
DN300 | 445 | 370 | 700 | 32 | 4 | 325 | 400 | 410 | 12-23 | 12-24 |
DN350 | 505 | 429 | 800 | 36 | 4 | 361 | 460 | 470 | 16-23 | 16-24 |
DN400 | 565 | 480 | 900 | 38 | 4 | 388 | 515 | 525 | 16-28 | 16-30 |
DN500 | 715 | 582 | 1100 | 42 | 4 | 518 | 620 | 650 | 20-28 | 20-30 |
Machining Process

Other Products

Why Choose Us
We carefully select PTFE (Teflon) and stainless steel wires according to customer requirements. Some materials are sourced from Japan and Taiwan, while others come from local Chinese suppliers. Only premium quality materials are used. Before braiding, each roll is tested for leaks, then cut into 300mm segments and crimped to test burst pressure after braiding. Our end fittings are produced using CNC lathes imported from Japan. The machine system, cutting tools, and inspection instruments are all imported. We also use a Techmaflex Crimping Machine, imported from France, which ensures accurate and stable performance specifically for PTFE hose crimping.
Contact This Supplier

HTTP: www.junyuan-group.com | www.xbvalve.net
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