• Shenzhen Wofly Technology Co., Ltd.
    Dariof Fassini
    All perfect. Quality is 4.5 on 5 but quality to price ratio is excellent.
  • Shenzhen Wofly Technology Co., Ltd.
    Jasper Mokkink
    I have had an great experience ordering from Wolfy! The communication was always quick and clear. Adding parts to your order after you made your payment is also accepted by Wolfy. They are also willing to hold your order for a little bit if you need time to decide what additional parts you would like to add. I ordered compression fittings.
Contact Person : Catlin Zeng
Phone Number : 0086-13430639757
WhatsApp : +8613430639757

6000psi Instrument Check Valve AFK Ferrule Stainless Steel BSPT NPT

Place of Origin China
Brand Name AFK
Certification CE
Model Number CV
Minimum Order Quantity 1~10
Price Negotiable
Packaging Details WOODEN
Delivery Time 15Day
Payment Terms L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability 200PC

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Product Details
Application General Material Stainless Steel
Pressure High Pressure Media Air
Standard Or Nonstandard Standard Warranty 1 Year
Size 1/8in,1/4in,3/8in,1/2in
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6000psi Instrument Check Valve


AFK Ferrule Instrument Check Valve


BSPT NPT Stainless Steel Check Valve

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Product Description

Product features

1) Working pressure 3000-6000PSI

2) Working temperature: 2500F(121℃), using buna.

3) Min flow capacity limited

4) Closed quickly at reverse flow direction.

5) 100% factory test.

6) Locking up pressure according to customer’s demands.

7) To purity the clean system

8) Applying to gas or liquid



Name Size A-PT/NPT/G B-PT/NPT/G C-(mm) D(mm)
CV-01 1/8″ 1/8″ 1/8″ 19 74
CV-02 1/4″ 1/4″ 1/4″ 19 74
CV-03 3/8″ 3/8″ 3/8″ 22 74
CV-04 1/2″ 1/2″ 1/2″ 27 75.5
CV-06 3/4″ 3/4″ 3/4″ 35 83.5
CV-8 1″ 1″ 1″ 41 87.5


1 End connections avail be with AFK tube end,BSPT or NPT female & male thread for option
2 Variable fixed cracking press re springs, range from 1 to 25psig ±5%
3 O-ring ensures leak proof shut off
4 Back stopped poppet minimizes spring stress


Features of Check Valve

1 Inline check valve stops reversed flow in order to protect instrumentation
2 Body material in Stainless Steel SS316/316L Cold drawn bar
3 Max. allowed working pressure 3000psig (206 bar)
4 With Viton O-ring • 100% factory tested

Material of Construction--2 Way Check Valve

Item Part Description Qty. Material
1 Inlet Body 1 SS316/316L
2 Outlet Body 1 SS316/316L
3 Seal Ring 1 Viton
4 Poppet 1 SS316/316L
5 Spring 1 SS306


6000psi Instrument Check Valve AFK Ferrule Stainless Steel BSPT NPT 0