PTFE Check Valve

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PTFE Check Valve



Suppliers and manufacturer of Teflon Check Valve with Exceptional sizes, standard, and Quality

Valves that are available in the market are made up of various materials. The ones made up of fluoropolymers are known as PTFE Check Valve. They are available in a size range of ⅛ inch to 1 ½ inches. The ptfe check valve manufacturers in India are machined that assists in extremely low cracking pressure operations. And minimal backpressure for resealing. Teflon Check Valve Body is made up of machined PTFE this provides longer life, superior corrosion resistance, and resistance without the need for O-ring for resealing. They are suitable for ultra-high purity and chemical applications that are aggressive. 

Pp Check Valve provides the maximum possible flow through the valve this is due to the solid polypropylene ball that sits on the elastomer seat and eliminates any chances of leakage. Polytetrafluorethylene Check Valve can be fitted with various end configurations depending upon the end use of the valve. This PTFE Disc Check Valve benefits where space is a concern since they have a compact design that fits properly into small and confined spaces. It is easy to install these Swagelok PTFE Check Valves this reduces the installation and assembly time. However, this does not mean it compromises the leak-proof quality. They are tight enough to eliminate any leakage that might arise. 

Parker PTFE Check Valves tongue and groove to ensure it has a tight seal. Along with an internal polished surface, the seal results in minimal particle entrapment. It also completely isolates the corrosive process media at a working pressure of up to 120 psi. PTFE Check Valve ¼ is fully functional from vacuum to 120 psi. These 1/2 PTFE Check Valves can be used in semiconductor tools hookups, wet benches, bending systems, along with corrosive and chemical acid, slurries, and bases. Check Valve PTFE Seat manufactured and supplied by us are made with utmost care and precision along with good quality raw material. This helps us in developing and delivering the best quality product.

 

 

Always check Polytetrafluorethylene Disc and Dual Plate Check Valve Pressure rating and thread before buying material

 

BRAND NAME TU-LOK
PTFE VALVES SIZE 1/8" TO 2" / 6 MM TO 50 MM
CONNECTION THREADED, TUBE END, SOCKET WELD END, FLANGE END
PTFE VALVES THREADS NPT, BSPP, BSPT, METRIC, JIC, UNF
FLOW PATTERN STRAIGHT
PTFE VALVES BODY SHAPE HEXAGON
PTFE VALVES PRESSURE RATING 1500 PSI, 3000 PSI, 6000 PSI, 10000 PSI, 15,000 PSI, 20000 PSI
CRACKING PRESSURE 0.5 BAR 
PTFE VALVES ORIFICE SIZE 2 MM TO 40 MM
TYPE POPPET TYPE, SPRING TYPE
MEDIA  HYDRAULIC OIL, AIR, WATER, GAS, STEAM, HOT WATER , COLD WATER , SEA WATER , CHEMICAL
MEDIA TEMPERATURE (-50* C TO 350*C ) RANGE AS PER PRESSURE
PTFE VALVES BODY TYPE BAR STOCK, FORGED
PACKING DETAILS BOX PACKING, WOODEN PALLET
PTFE VALVES EQUIVALENT BRANDS PARKER, HOKE, SWAGELOK, VALVES, DK-LOK, HAMLET, STAUFF, OLIVER
MATERIAL PTFE, TEFLON, PP

 

PTFE Valves Description
PTFE Valves Price
Ductile Iron/Cast Iron Metal Valves Full PTFE Check Valves US $ 26 / Piece
PTFE Seat Nozzle Check Valves US $ 49.98 / Piece
PTFE Flanged Ball Check Valves US $ 9-980 / Piece
Sanitary Stainless Steel Tri Clamp Check Valves with PTFE Seal US $ 8-80 / Piece
PTFE Cast Steel Wafer Non Return Check Valves  US $ 20 / Piece

 

PTFE Check Valve

 

If you need PP and PTFE Swing Check Valve, We can supply in nearly any size, no matter how small the size or quantity.

 

PP CHECK VALVE

PP CHECK VALVE

Teflon Check Valve

TEFLON CHECK VALVE

Polytetrafluorethylene Check Valve

POLYTETRAFLUORETHYLENE CHECK VALVE

 

  • Breaking Pressure (PSI): 0.5
  • PTFE Valves Connection Type: NPT(F)
  • Outlet Port: 1/4" NPT(F)
  • PTFE Valves Inlet Port: 1/4" NPT(F)
  • Max Temperature (° F): 140
  • Cv: 0.5
  • PTFE Valves Max Pressure (PSI): 100
  • Wetted Materials: PTFE, Viton
  • Description: PTFE Check Valve, 1/4" NPT(F) connections
  • PTFE Valves Max Temperature (° C): 60

 

  • Metal-free
  • Spring and groove provide external sealing
  • Polished sealing surface
  • Machined spring and body parts in PTFE

 

  • Compact design
  • Seal system without O-rings
  • sophisticated seal characteristics, Long life
  • Special versions available for direct integration into a block valve
  • Low opening pressure

 

  • two flare union nuts which are made of either high purity PFA, PVDF,or CPFA
  • various PTFE functional parts
  • PTFE body
  • The machined PTFE spring ensures low opening and closing pressures.
  • All medium wetted parts are made from PTFE.
  • The seal system used does not require an additional O-ring so there are no compatibility and cleaning problems.

 

Destructive, idle, vaporous and fluid media which have no negative affect on the physical and chemical properties of the valve fabric.

 

We have a large inventory of PTFE Swing/ Wafer/ Ball Check Valve in almost all size, call us to know more about Ready stock and updated price list

 

Polytetrafluorethylene Check Valve Versions

Polytetrafluorethylene Check Valve Versions

 

 

0 to 6 bar relative

 

Teflon Check Valve dimensions

PTFE Valves Size

Connection

Dimensions [mm/inch]

 

Z

X

B

A

ØK

1

1/4“ (3/8“) Flare

1/4“ (3/8“) Flare

38.6 / [1.52]

97.0 / [3.82]

31.2 / [1.23]

2

1/2“ Flare

1/2“ Flare

36.3 / [1.43]

104.9 / [4.13]

37.6 / [1.48]

3

3/4“ Flare

3/4“ Flare

31.2 / [1.23]

105.4 / [4.15]

47.2 / [1.86]

4

1“ Flare

1“ Flare

54.9 / [2.16]

146.3 / [5.76]

69.9 / [2.75]

 

PTFE Valves Operating conditions

Back pressure/sealing pressure                                

0.35 bar

Opening pressure                                        

0.017 - 0.052 bar

 

find here Swagelok and Parker PTFE Check Valve specification and dimensions table

 

PTFE Valves Size (MM) H L T H1 NO. OF HOLE NH ID OD P.C.D R/F HOLES DIA HD
25 120 127 14.3 200 4 25 108 79.4 51 16
40 160 165 17.5 250 4 40 127 98.4 73 16
50 175 178 19 300 4 50 152.4 120.6 92 19
80 240 203 23.8 350 4 75 190.5 152.4 127 19
100 270 229 23.8 450 8 95 228.6 190.5 157 19
150 330 267 25.4 550 8 145 279.4 241.3 216 22.2

 

PTFE Valves Ambient temperature

Size 2+3

10 - 100 °C

Size 1

0 - 100 °C

Size 4

15 - 100 °C

 

  Connection X - Z (see arrow on product label)    

 

  • Pneumatic Test – Seat : 6 Kg/Cm².
  • Hydraulic Test – Body (Shell) : 20 Kg/Cm².
    – Seat : 10 Kg/Cm².
  • Spark Test : 15 K.V D.C.

 

PTFE Valves Size
Cracking Pressure (psi)
PTFE Valves CV Rating
1/4″
1.021
1/2″
2.05
1.079
3/4″
2.00
9.060
1″
1.02
20.00
1-1/4″
0.09
33.00
1-1/2″
0.09
48.04
2″
0.06
87.00
3″
0.05
194.07
4″
0.05
343.01

 

Belgium, Philippines, Dammam -KSA, Indonesia Clamped Stainless Steel Double Pin Clamp non-return Valves with PTFE Gasket
Thailand, Europe, Qatar, France Cast Bronze Swing reflux Valves with PTFE Gasket
Malaysia, Thailand, Czechia, Germany retention Valves Valves Body CF8/Valves Disc S30408/Main Seal PCTFE / PTFE
Finland, Bangladesh, Malaysia, USA Y Pattern PTFE Cast Steel foot Valves
Brazil, Kuwait, South Africa, Saudi Arabia (KSA) PTFE Washer DI+NI Plate/SS304 Nozzle Silent one-way Valves
Singapore, Bahrain, South Africa PTFE EPDM PFA Wafer Dual Plate Valves

 

PTFE Valves Materials

Choice of flare union nut                           

PFA, CPFA, PVDF

Media wetted parts                                                        

PTFE

 

Kv / Cv values - check valve (standard)

PTFE Valves Connection

Size

Cv value

Kv value

Size

 

Code

Connection

DN

Size

Code

US gal/min

l/min

1/4”

Tube

73, 75, 77

Flare connection

4

1

4

0.26

3.74

3/8”

Tube

73, 75, 77

Flare connection

4

1

6

1.11

15.84

1/2”

Tube

73, 75, 77

Flare connection

10

2

8

2.03

29.23

3/4”

Tube

73, 75, 77

Flare connection

15

3

12

4.13

59.47

1”

Tube

73, 75, 77

Flare connection

20

4

16

11.85

170.60

 

Connections PTFE Valves ASME STD.
Butt Weld B16.25, B16.10, B16.34
Threaded B.1.20.1, B16.34
Max. Pressure 600 psi
Socket Weld B16.11, B16.10, B16.34
Flanged B16.34, B16.5, B16.10
Max. Temperature 450ºF
Size 1″ through 4″
Flanged End Pressure Rating at 100ºF:
Steel WCB 285 psi
Stainless CF8M 275 psi

 

Polytetrafluorethylene Check Valve 
    Tolerances

Overlap dimensions and thread sizes of flare connections

PTFE Valves Size

A mm [inch]

Thread designation

Tube size

Standard

1

7.0 [0.27“]

1/2“-20-UnF

1/4“

AnSI B 1.1

1

10.0 [0.39“]

5/8“-20-Un

3/8“

AnSI B 1.1

2

12.0 [0.47“]

3/4“-20-UnEF

1/2“

AnSI B 1.1

3

14.0 [0.55“]

1“-20-UnEF

3/4“

AnSI B 1.1

4

14.0 [0.55“]

1 7/16“-12-Un

1“

AnSI B 1.1