MSS SP-126 Silent Check Valves, ASTM A536 65-45-12, 300 PSI
Key Specifications / Features
 Model No.: LV-CKV-20241219-02    Hits: 3
As a leading silent check valve supplier in China, we offer high-quality valves designed to meet MSS SP-126 standards. Our valves are made from durable ductile iron (ASTM A536 Grade 65-45-12) and are capable of withstanding a working pressure of 300 PSI. The fusion bonded epoxy coating on the surface provides excellent corrosion resistance, ensuring longevity and reliability. Featuring flanged ends, these silent check valves are ideal for applications where minimizing noise and backflow is essential. Trust our valves for superior performance in various industrial systems.

Detail Information

Product Item: Silent Check Valve
Standard: MSS SP-126
Working Pressure: 300 PSI
200 PSI and 250 PSI available upon request
Material: Ductile Iron ASTM A536 Grade 65-45-12
Temperature Range: 0°C to 80°C
Connection Ends: Flange to ASME B16.1 Class 125 LB
Coating: Fusion Bonded Epoxy Coating following ANSI/AWWA C550 or painting upon request

 

Drawing for Check Valve

 

Material Specification

Part No. Part Standard Specification Options
1 Body ASTM A536, 65-45-12  
2 Stem AISI 420 AISI 304, AISI 316, AISI 431
3 Hinge Bushing ASTM B62  
4 Spring AISI 304 AISI 316
5 Nut AISI 304 AISI 316
6 Disc ASTM A536, 65-45-12 Bronze Plated  
7 O-Ring EPDM NBR
8 Hinge Bushing ASTM B62  
9 Seat ASTM A536, 65-45-12 Bronze Plated  
10 O-Ring NBR EPDM

Note: For Special material request that differ from standard specification, please clearly indicate them on the inquiry or order list.

 

Dimensions

DN Dimensions (mm)
Inch mm L D D1 C n-øL
2" 50 120 152 120.5 16 4-ø19.1
2.5" 65 135 178 139.5 17.5 4-ø19.1
3" 80 155 191 152.5 19 4-ø19.1
4" 100 165 229 190.5 24 4-ø19.1
5" 125 190 254 216 24 8-ø22.2
6" 150 210 279 241.5 25.5 8-ø22.2
8" 200 260 343 298.5 28.5 8-ø22.2
10" 250 285 406 362 30.5 12-ø25.4
12" 300 315 483 432 32 12-ø25.4

 

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