Duplex Needle Valve

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Duplex Needle Valve

 

Specification Table Duplex Needle Valve

BRAND NAME TU-LOK
VALVE SIZE 1/8" TO 2" / 6 MM TO 50 MM
THREAD NPT, BSPP, BSPT, JIC, METRIC, UNF
CONNECTION THREADED, TUBE END, BUTT WELD, SOCKET WELD, FLANGE END
FLOW PATTERN STRAIGHT, ANGLE, CROSS PATTERNS
FUNCTION 2 WAY, 3 WAY
BODY SHAPE SQUARE, ROUND, HEXAGON
PRESSURE RATING 1500 PSI, 3000 PSI, 6000 PSI, 10000 PSI, 15,000 PSI, 20000 PSI
ORIFICE SIZE 2 MM TO 9.5 MM
MEDIA  HYDRAULIC OIL, AIR, WATER, GAS, STEAM, HOT WATER , COLD WATER , SEA WATER , CHEMICAL
MEDIA TEMPERATURE (-120* C TO 500*C ) RANGE AS PER PRESSURE
BODY TYPE BAR STOCK, FORGED
HANDLE  BAR T-HANDLE,KNOB HANDLE, WHEEL HANDLE
PACKING DETAILS BOX PACKING, WOODEN PALLET
EQUIVALENT BRANDS SWAGELOK, PARKER, DK-LOK, HAMLET, OLIVER VALVES, HOKE
MATERIAL DUPLEX 2205

 

Duplex 2205 High Temperature Needle Valve Range

FORGED DUPLEX NEEDLE VALVE

FORGED DUPLEX NEEDLE VALVE

HIGH PRESSURE DUPLEX NEEDLE VALVE

HIGH PRESSURE DUPLEX NEEDLE VALVE

INSTRUMENTATION DUPLEX NEEDLE VALVE

INSTRUMENTATION DUPLEX NEEDLE VALVE

HIGH PRESSURE DUPLEX 2205 NEEDLE VALVE

HIGH PRESSURE DUPLEX 2205 NEEDLE VALVE

MALE X FEMALE DUPLEX 2205 NEEDLE VALVE

MALE X FEMALE DUPLEX 2205 NEEDLE VALVE

SCREWED END DUPLEX 2205 NEEDLE VALVE

SCREWED END DUPLEX 2205 NEEDLE VALVE

 

Duplex Stainless Steel Flow Control Needle Valve Datasheet

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Dimensions Standards of Duplex Needle Valve female

SIZE A B ±C D
1/8 19 50 65 45
1/4 22 50 70 50
3/8 25 55 75 55
1/2 30 65 85 55
3/4″ 34 75 92 60
1 “ 40 85 100 65
1 1/4″ 54 90 120 80
1 1/2″ 62 110 130 88
2 “ 72 120 150 95

 

Some Common Sizes for Duplex Swagelok Needle Valve Female are

  1. Needle Valve, 1/8” NPTF, 6000 Psi
  2. Duplex 2205, Needle Valve, 1/4” NPTF, 6000 Psi
  3. Needle Valve, 3/8” NPTF, 6000 Psi
  4. Duplex UNS S31803, Needle Valve, 1/2” NPTF, 6000 Psi
  5. Duplex 2205, Needle Valve, 3/4” NPTF, 6000 Psi
  6. Needle Valve, 1” NPTF, 6000 Psi

 

Mechanical Behaviour of UNS S32205 Hydraulic Needle Valve

Grade YS (MPa) UTS (MPa) % Elongation Hardness(BHN)
31803 450 min. 620 min. 25 min. 293 max.
2205 450 min. 655 min. 25 min. 293 max.

 

2205 Stainless Steel Compression Needle Valve Chemical Structure 

ELEMENT
DUPLEX 2205
DUPLEX 31803
NI
4.50 – 6.50
4.50 – 6.50
C
0.030 max
0.030 max
MN
2.00 max
2.00 max
P
0.030 max
0.030 max
S
0.20 max
0.020 max
SI
1.00 max
1.00 max
CR
21.0 – 23.0
22.0 – 23.0
MO
2.50 – 3.50
3.0 – 3.5
N
0.08 – 0.20
0.14 – 0.20
FE
63.54 min
63.72 min

 

Equivalent Table Of DIN 1.4462 Instrumentation Needle Valve

STANDARD WERKSTOFF NR. UNS
Duplex 2205 1.4462

UNS S31803 / UNS S32205

Application of UNS S31803 Tu-lok Needle Valve

  1. Oil and gas equipment.
  2. Offshore technology.
  3. Pulp and paper industry.
  4. Cargo tanks and pipe systems in chemical tankers.
  5. Firewalls and blast walls on offshore platforms.
  6. Bridges
  7. Storage tanks.
  8. Pressure vessels, reactor tanks, and heat exchangers.
  9. Rotors, impellers and shafts.
  10. Seawater desalination plants.
  11. Chemical industry, especially when handling chlorides.
  12. Flue-gas cleaning.
  13. Desalination plants and seawater systems.

 

Alloy 2205 Plunger Valve characteristics

  1. High resistance to chloride stress corrosion cracking.
  2. High Strength.
  3. Combination of properties given by austenitic and ferritic structure.
  4. Good weldability and workability.
  5. Superior resistance to chloride pitting and crevice corrosion.
  6. Good general corrosion resistance.
  7. Suggested for applications up to 600° F.
  8. Low rate of thermal expansion.

 

 

Needle Valve