Shf Water Flap Non Return Natural Gas Check Valve

• Customization: Available
• Media: Fresh Water, Sewage, Sea Water, Air, Vapor, Food
• Temperature: High Temperature
• Model NO.: H76F check valve
• Material: Ci, Di / A126 Cl.B, Gg25, Ggg40, Ggg50, Qt450
• Connection Form: Wafer Type
• Structure: Dual Plate Swing Check Valve
• Pressure: Class 150lb-300lb;Pn10-Pn40
• Function: Ddcv Double Lobe, Nrvg Silence, Prevent Medium Backflow
• Sealing Form: Soft Seal
• Flow Direction: Reversing
• Standard: API594, BS En12334
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Size: 2"~24"; DN50~DN600
• Test & Inspection: API598, API 6D; DIN3230, En12266, ISO 5208
• Valve Test: 100% Quantity Tested Before Delivery
• Test Certificate: En1024 3.1 Certificate, Provide Rt, Mt, PT, Ut
• Company Certificate: API6d, CE, ISO9001, ISO14001, API 607
• Brand Name: Shf & OEM
• Special: Nace Mr-0175
• Supplier: Factory Direct
• Valve Guarantee: 18 Months
• Transport Package: Plywood Wooden Case
• Specification: 120x120x100cm
• Trademark: SHF & OEM
• Origin: Jiangshu, China
• HS Code: 8481300000
• Production Capacity: 200000
• Package Size: 12.00cm * 12.00cm * 10.00cm
• Package Gross Weight: 15.000kg

Product Description

Construction is as follows 

Name	Double disc swing check valve
Structure	double-disc swing check valve
Size	2"~24"; DN50~DN600
Normal pressure	Class 150~300; PN10,PN16,PN25
Design standard	API594,BS EN12334
Marked	MSS SP-25
End flange	ANSI B 16.5,ASME B16.47; EN1092,DIN2543~DIN2547
Face to Face	API594 ISO 5752-2, DIN3202,BS EN558-1 Series 50
Test standard	API598,API 6D; DIN3230, EN12266,ISO 5208
Suitable temperature	-29~120°C
Medium	Fresh water, sewage, sea water, air, vapor, food, medicine, oils, alkalis, salt etc.
Acidic environment	NACE MR0175

Structure

- Dual Plate

 -With Spring

- Round, Full Lug or Double Flange

 -Pressure-temperaure Ratings: ASME B16.34;DIN2401

- Soft or Metal Seated

- Retainer or Retainer Less Design

- Wafer Ends to Suit for Flanged Ends(ASME B16.5 and B16.47 A/B)

- Design:API594,API 6D,ASME B16.34,GB/T8937

- Flanged Ends to ASME B16.5;DIN2543~DIN2547;EN1092

- Material: CI,DI

Main Part & Materials

Part Names	Part Materials
Body	CI,DI / A126 CL.B,GG25,GGG40, GGG50,QT450, A536 65-45-12
Disc	CF8,CF8M,Bronze
Seat	EPDM/NBR/Viton
Spring	Stainless steel 304,SS316
Seat Seal Ring	Brass,Bronize,Stainless steel
Disc Seal Ring	Brass,Bronize,Stainless steel,NBR,EPDM
Stop Pin	Stainless steel
Pin Retainer	Stainless steel
Washer	PTFE

Product Size

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