BONOMI NORTH AMERICA

S800

CHECK VALVE

High capacity, in-line spring loaded stainless steel check valve, FNPT threaded.
• Pressure rating 800 WOG (size 1/4” to 2”), 600 WOG (2 1/2” to 3”).
• 125 WSP saturated steam.
• Wide temperature range -4°F to +400°F.
• ANSI B1.20.1 connections.
• Soft PTFE seat for bubble tight shutoff, spring loaded for fast seating action.
• Low cracking pressure 1/2 psi.
• Flow profile designed to minimize head loss.
• Perfect sealing both at high and low pressure.
• Corrosion resistant-excellent for use on chemicals.
• Dual guided stem and disc.
S800: size 1/4” to 3”.
S800FV: STAINLESS STEEL FOOT VALVE - size 1/4” to 3”.

Technical specifications

Position	Part name	Material	N.° pieces
1	BODY	ASTM A351-CF8M	1
2	SPRING	AISI 316	1
3	CENTER GUIDE	ASTM A351-CF8M	1
4	DISC	ASTM A351-CF8M	1
5	SEAT	PTFE	1
6	GASKET	PTFE	1
7	END CAP	ASTM A351-CF8M	1

SIZE	D	L	Cv	psi	Weight (Lbs)
1/4"	1.35	2.31	3.50	800	0.42
3/8"	1.35	2.31	3.50	800	0.42
1/2"	1.35	2.31	5.20	800	0.40
3/4"	1.81	2.87	10.00	800	0.85
1"	2.13	3.50	15.00	800	1.30
1 1/4"	2.46	4.18	24.50	800	2.50
1 1/2"	2.88	4.93	35.20	800	3.40
2"	3.56	6.00	52.00	800	6.00
2 1/2"	4.53	7.12	73.80	600	12.00
3"	5.56	8.13	113.10	600	18.00

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