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RZ High Pressure Check Valve

  • Max. Working Pressure:315bar

  • Size: 6~42mm

  • Working Temperature:-35℃~+180℃

  • Body Material: Carbon steel、304 Stainless steel

Product details:

Features
● Type of connection: inlet with compression or weld end forconnecting steel tube; male threaded outlet (with gasket)
● Carbon steel valve: NBR, temperature rating: -35℃~+100℃
● Stainless steel valve: FPM, temperature rating: -25℃~+180℃
● Max. working pressure: see “Table of Technical Data”; see P65 for pressure ratings of bright ferrules
● Cracking pressure (tolerance: ±25%): 0.2 bar (standard);0.5 bar (for oils and other high-viscosity liquids);
3 bar (optional); <0.06 bar (for -Q type)
● RZ-*-Q check valve: low cracking pressure; applicable to:1> micro-pressure; 2> vacuum; 3> applications where the
check valve vibrates and whistles due to low gas flow.

 

Ordering Information

 

Parameters Table:

Table of Technical Data [mm]

 

Series Compression End Weld End Body Ordering Number Tube Size AD G S L1 L2 L3 d i SW1 SW2 M Pressure [bar]
L E- W- RZ-L06G1/8WD-SS 6 G1/8 1.5 55 38.5 25.5 14 8 14 19 M12*1.5 315
E- W- RZ-L08G1/4WD-SS 8 G1/4 1.5 58 41 26 19 12 17 22 M14*1.5 315
E- W- RZ-L10G1/4WD-SS 10 G1/4 1.5 69.5 51 36 19 12 19 24 M16*1.5 315
E- W- RZ-L12G3/8WD-SS 12 G3/8 2 70 51.5 36.5 22 12 22 24 M18*1.5 315
E- W- RZ-L15G1/2WD-SS 15 G1/2 2 79 56 41 27 14 27 32 M22*1.5 315
E- W- RZ-L18G1/2WD-SS 18 G1/2 2.5 81 58 41.5 27 14 32 32 M26*1.5 315
E- W- RZ-L22G3/4WD-SS 22 G3/4 3 92.5 68 51.5 32 16 36 41 M30*2 250
E- W- RZ-L28G1WD-SS 28 G1 4 103 75 58.5 40 18 41 50 M36*2 250
E- W- RZ-L35G11/4WD-SS 35 G11/4 4 123 93.5 72 50 20 50 60 M45*2 250
E- W- RZ-L42G11/2WD-SS 42 G11/2 5 124.5 95.5 72 55 22 60 65 M52*2 250*
S E- W- RZ-S14G1/2WD-SS 14 G1/2 2 79 57 39 27 14 27 24 M22*1.5 350
E- W- RZ-S16G1/2WD-SS 16 G1/2 2.5 83 61 42.5 27 14 30 32 M24*1.5 350
E- W- RZ-S20G3/4WD-SS 20 G3/4 3 88.5 63 41.5 32 16 36 32 M30*2 315
E- W- RZ-S25G1WD-SS 25 G1 4 104.5 75 51 40 18 46 41 M36*2 315
E- W- RZ-S30G11/4WD-SS 30 G11/4 4 114.5 86 58.5 50 20 50 50 M42*2 250

* Large weld end valves have a higher pressure rating than compression end valves. For L42 compression end check valve, the pressure rating is 160 bar.

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