Swing Stainless Steel Check Valve Bolted Cover

• Customization: Available
• Material: Stainless Steel
• Connection Form: Flange
• Model NO.: H44
• Structure: Swing
• Pressure: High Pressure
• Function: Ddcv Double Lobe, Nrvr Silence
• Sealing Form: Gland Packings Globe Valve
• Flow Direction: Reversing
• Standard: ANSI
• Application: Industrial Usage
• Size: Dn50-Dn600
• Transport Package: Wooden Cases
• Specification: DN50-DN600
• Trademark: ECO
• Origin: Zhejiang
• Production Capacity: 1000 PCS / Month

Product Description

Swing Stainless Steel Check Valve Bolted Cover

Check valve is also called the refux valve, no-return valve and back valve. It's a kind of automatic valve used in duct system working based on the power of fluid medium itself. The main function of this valve is to stop the medium from back of and bleeding from the container. It's also suitable for using as the duct of assistance system for supplying when the pressure is higher than main system.




Product Range:

Design Standard:   BS 1868, ASME B16.34, API 6D, DIN2533
Face to Face:   ASME B16.10, API 6D, EN 558, DIN 3202
End Flange:     ASME B16.5, ASME B16.47, DIN2501, DIN2533
Buttwelding Ends:    ASME B16.25, DIN3239
Inspection and Test: API 598, DIN3230
Nominal Size:  2" ~ 24" (DN50 ~ DN600)
Pressure Rating:    ANSI 150lb-600lb                    
Body Materials:      Carbon Steel, Stainless Steel, Alloy Steel, Duplex Steel
Trim:   Per API 600

Structure:

No.	Parts	Material
		Carbon steel C	CrNi S.S.  P	CrNiMo S.S. R
01	Body	A216 WCB	A351 CF8	A351 CF8M
02	Gasket	A182 F304+Graphite	A182 F304+Graphite	A182 F304+Graphite
03	Bolt	A193 B7	A193 B8	A193 B8M
04	Bonnet	A216 WCB	A351 CF8	A351 CF8M
05	Nut	A194 2H	A194 8	A194 8M
06	Lug	A193 B7	A193 B8	A193 B8M
07	Bolt	A193 B7	A193 B8	A193 B8M
08	Hanger supporter	A216 WCB	A351 CF8	A351 CF8M
09	Pin	A276 420	A276 304	A276 F316
10	Gasket	A194 2H	A194 8	A194 8M
11	Nut	A194 2H	A194 8	A194 8M
12	Pin	A276 420	A276 304	A276 F316
13	Hinge	A216 WCB	A351 CF8	A351 CF8M
14	Disc	A216 WCB	A351 CF8	A351 CF8M
15	Seat	A105	A182 F304	A182 F316