Other Special Grade Needle Valve
- Home /
- Other Special Grade Needle Valve
Specification Table of Tantalum/ Niobium/Alloy 28/Zirconium 702 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 |
| EQUIVALENT BRANDS | SWAGELOK, PARKER, DK-LOK, HAMLET, OLIVER VALVES, HOKE |
| MATERIAL | TANTALUM, NIOBIUM, ALLOY 28, ZIRCONIUM 702 |
| APPLICATION | SUGAR, OIL & GAS, TEXTILE, POWER, WATER & WASTE WATER TREATEMENT, CHEMICAL PROCESS INDUSTRIES |
Other Special Grade Needle Valve Range
TANTALUM NEEDLE VALVE
NIOBIUM NEEDLE VALVE
ALLOY 28 NEEDLE VALVE
ZIRCONIUM 702 NEEDLE VALVE
Tantalum Needle Valve Datasheet
Chemical Equation Of Tantalum Instrumentation Needle Valve
Element |
R05200 (%,Max) |
R05400 (%,Max) |
R05252 (Ta-2.5W) (%,Max) |
R05255 (Ta-10W) (%,Max) |
C |
0.01 |
0.01 |
0.01 |
0.01 |
O |
0.015 |
0.03 |
0.015 |
0.015 |
N |
0.01 |
0.01 |
0.01 |
0.01 |
H |
0.0015 |
0.0015 |
0.0015 |
0.0015 |
Fe |
0.01 |
0.01 |
0.01 |
0.01 |
Mo |
0.02 |
0.02 |
0.02 |
0.02 |
Nb |
0.1 |
0.1 |
0.5 |
0.1 |
Ni |
0.01 |
0.01 |
0.01 |
0.01 |
Si |
0.005 |
0.005 |
0.005 |
0.005 |
Ti |
0.01 |
0.01 |
0.01 |
0.01 |
W |
0.05 |
0.05 |
2.0-3.5 |
9.0-11.0 |
Ta |
Remainder |
Remainder |
Remainder |
Remainder |
Tensile Strength Of Tantalum Compression Needle Valve
| Properties | Metric | Imperial |
| Tensile strength | 900 MPa | 131000 psi |
| Poisson’s ratio | 0.35 | 0.35 |
| Modulus of elasticity | 186 GPa | 27000 ksi |
| Shear modulus | 69 GPa | 10000 ksi |
| Hardness, Vickers | 200 | 200 |
| Hardness, Brinell | 195 | 195 |
| Hardness, Rockwell A | 56 | 56 |
| Hardness, Rockwell B | 92 | 92 |
| Hardness, Rockwell C | 12 | 12 |
Physical Properties Chart Of Tantalum Hydraulic Needle Valve
| Properties | Metric | Imperial |
| Density | 16.65 g/cm3 | 0.6015 lb/in3 |
| Melting point | 2850 °C | 5162°F |
| Boiling point | 6000 °C | 10832°F |
Chemical Material Composition Of Niobium Type-1 Pneumatic Needle Valve
Element |
UNS R04200 (Type-1) (%,Max) |
UNS R04210(Type-2) (%,Max) |
C |
0.01 |
0.01 |
N |
0.01 |
0.01 |
O |
0.015 |
0.025 |
H |
0.0015 |
0.0015 |
Zr |
0.02 |
0.02 |
Ta |
0.1 |
0.3 |
Fe |
0.005 |
0.01 |
Si |
0.005 |
0.005 |
W |
0.03 |
0.05 |
Ni |
0.005 |
0.005 |
Mo |
0.01 |
0.02 |
Hf |
0.02 |
0.02 |
Ti |
0.02 |
0.03 |
Nb |
Balance |
Balance |
DIN 1.4563 Mini Needle Valve Equivalent Properties
| STANDARD | WERKSTOFF NR. | UNS | EN | AFNOR |
| alloy 28 | 1.4563 | N08028 | X1NiCrMo31-27-4 | Z1NCDU31-27-03 |
Mechanical Characteristics Of UNS N08028 Plunger Valve
| Tensile Strength | Elongation | Yield Strength (0.2%Offset) |
Hardness |
| 500-750 | 35% | 220 | 230 |
Composition Table Of Zr 702 Tu-lok Needle Valve
| Compositions | Data |
| Zr+Hf | ≥99.2 |
| Hf | ≤4.5 |
| Fe+Cr | ≤0.2 |
| H | ≤0.005 |
| N | ≤0.025 |
| C | ≤0.05 |
| O | ≤0.16 |
Mechanical Strength Table Of Zirconium Alloy 702 Flow Control Needle Valve
| Properties | Metric | Metric |
| Tensile strength (annealed) | 330 MPa | 47900 ps |
| Yield strength (annealed) | 230 MPa | 33400 ps |
| Modulus of elasticity | 94.5 GPa | 13700 ksi |
| Poissons ratio | 0.34 | 0.34 |
| Elongation at break (annealed) | 32% | 32% |
| Hardness, Brinell | 145 | 145 |
| Hardness, Rockwell A | 49 | 49 |
| Hardness, Rockwell B | 78 | 78 |
| Hardness, Vickers (annealed sample) | 150 | 150 |
Equivalent Material Properties Of Zirconium 702 High Temperature Needle Valve
| grade | UNS | ASTM/ASME | W.Nr. | AFNOR |
|---|---|---|---|---|
| Zr 702 | R60702 | B653 | - |