OEM Manufacturer Spring Loaded Safety Valve - DIN Swing Check Valve – GMK Valve

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OEM Manufacturer Spring Loaded Safety Valve - DIN Swing Check Valve – GMK Valve Detail:

20131012150844_320

Feature:

1.Bolted Bonnet cap

2.Swing Type, Anti-rotation Disc

3.Renewable Seat Ring

4.The disc can be opened fully with a very small pressure differential.

5.Rocker and hinge pin use inside-set design,reduce outer leakage point.

Part Name	Material
Body	DIN 17245 GS-C25+CR13	DIN 17245 GS-C25+STL	DIN 17245 GS-C25+STL	DIN 17445 1.4308	DIN 17445 1.4408
Disc	DIN 17245 GS-C25+CR13	DIN 17245 GS-C25+CR13	DIN 17245 GS-C25+STL	DIN 17445 1.4308	DIN 17445 1.4408
Cover	DIN 17245 GS-C25	DIN 17245 GS-C25	DIN 17245 GS-C25	DIN 17445 1.4308	DIN 17445 1.4408
Pin	ASTM A182 F6a	ASTM A182 F6A	ASTM A182 F6a	ASTM A182 F304	ASTM A182 F316
Bolt	ASTM A194 B7			ASTM A194 B8	ASTM A194 B8
Nut	ASTM A194 2H			ASTM A182 F304	ASTM A182 F316
Gasket	SS Spiral Wound W/graphite,or SS Spiral Wound W/PTFE,or Reinforced PTFE

Noted: The chart above only lists out some conmmon composition of check parts.We may provide other different parts material composition according to the customer’s request or the actual valve working condition.

Standard:

1.Design and Manufacture:DIN3356

2.Face to face(end to end):DIN3202 F1

3.End Connection: Flange end DIN2543,DIN2544,DIN2545;BW end DIN 3239

4.Test and inspection:DIN3230

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