Home » Products » Check Valves » Fig. C01, C02 Swing Check Valve DN450 - DN900

Fig. C01, C02 Swing Check Valve DN450 - DN900

To BS5153 and BSEN 1074-3 standards, size range 350-300mm, ductile iron with gunmetal seats.

• Unique lightweight ductile iron design.
• WRAS approved non metallic components.
• Fusion bonded epoxy coated paint - WRAS approved.
• Suitable for both horizontal and vertical installation.
• 1/2" BSP air release on cover as standard.

Standards.

• Designed according to EN 1074 - 3.
• Standard flange drilling to EN1092-2 (ISO 7005-2), PN 10/16.

Test/Approvals.

• Hydraulic test to EN 1074-3.
• Seat: 1.1 x PN (in bar), Body: 1.5 x PN (in bar).
• Approved for waste water / pressure test EN 1074.

Accessories / Options.

• Lever & weight.
• Safety Guard - Coated.
• Proximity Switch.

Material Specification.

Items	Description	Material	Standard
1.	Body	Ductile Iron	GGG50
2.	Disc	Ductile Iron	GGG50
3.	Rocker	Ductile Iron	GGG50
4.	Disc Sealing Ring	Bronze LG2	BSEN 1982 CC491K
5.	Body Sealing Ring	Bronze LG2	BSEN 1982 CC491K
6.	Shaft	Stainless Steel	431S29
7.	Bonnet	Ductile Iron	GGG50
8.	Gasket	PPDM

Dimensions.

Size	L	D	D1	D2	b	f	Z-d	Weight (kg)
450	965	Ø640	Ø585	Ø548	30	4	20-Ø31	845
500	1067	Ø715	Ø650	Ø609	31.5	4	20-Ø34	1056
600	1219	Ø840	Ø770	Ø720	36	5	20-37	1390
700	1650	Ø910	Ø840	Ø794	39.5	5	24-Ø37	2030
800	1850	Ø1025	Ø950	Ø901	43	5	24-Ø41	2840
900	2050	Ø1125	Ø1050	Ø1001	46.5	5	28-Ø41	3460