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DIN 3356 Cast Iron Flanged Check Valve For Neutral Liquid DN15 - DN300 (H41H) 

Place of Origin: Hebei, China (Mainland) 
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DIN 3356 Cast Iron Flanged Check Valve For Neutral Liquid DN15-DN300 (H41H)
 
Descrition:</str

DIN 3356 Cast Iron Flanged Check Valve For Neutral Liquid DN15-DN300 (H41H)

 

Descrition:

DIN Check valve are used in various industries such as petroleum, water, steam industry etc under nominal pressure of PN1.6~PN4.0Mpa and working temperature of -20~450 degrees.
Check valve can stop fluid from backflow. The disc opens by the pressure of the fluid and the fluid flows from access to exit. When the accessis lower than the exit, by pressure differential and gravit, disc will shut automatically to stop the backflow.

 

Specifications:

 

Design and Manufacture: DIN3356
Face to face(end to end): DIN3202

Test and inspection: DIN3230-75

Flange ends: DIN2543-2546

Pressure: PN16, PN25, PN40

Size: DN15-DN300


Products performance specification:

 

 

Nominal pressure(LB) Shell test (Mpa) Sealing test (Mpa) Suitable temp 50,000 pcs/year Suitable medium
1.6 2.4 1.76 -20~425degrees Water, Steam, oil
2.5 3.75 2.75
4.0 6.0 4.4
 

Material list:

 

NO. Part name Material
1 Body GS-C25,CF8,CF3
2 Disc 1Cr13,F304,F316
3 Composite Washer Flexible graphite+304 Flexible graphite+304,PTFE
4 Cover GS-C25,CF8,CF3
5 Nut ASTMA193 7,A193-8,A193-8M
6 Double-headed Bolt ASTMA193 B7,A193-B8,A193-B8M
 

Applications:

Water , neutral liquid , gas , oil , etc.

 

 

 

Competitive Advantage: meet various customer’s demand

 

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Company Info

LANGFANG DINGBO HARDWARE COMPANY [China (Mainland)]


Business Type:Manufacturer
City: Baoding
Province/State: Hebei
Country/Region: China (Mainland)

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