Bronze Needle Valve Manufacturer
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Bronze Needle Valve
Taher Brothers are of Bronze Needle Valves Manufacturers in Kolkata, West Bengal, Odisha, Bihar, Jharkhand & all over India. Our high-quality range of Bronze Needle Valves is exclusively designed for chemical industries, steel factories, petrochemical industry, fire protection systems, paper manufacturing industries, shipping/shipment industries, etc. These are designed and developed in accordance with the international quality standards. Bronze Needle Valves that are precision engineered using the best quality raw material. We also customize Bronze Needle Valves as per the requirements of the clients.
We supply a variety of precisely engineered Bronze Needle Valves, made in compliance with international quality and safety standards. Our Needle Valves are used for controlling the flow, pressure, temperature and liquid levels by fully or partially opening or closing the valve in response to signals received from the controller.
Types of Bronze Needle Valves
- Severe-service union-bonnet and instrumentation blow-down valves
- Screwed-bonnet needle valves
- General utility and forged-body needle valves
- High-pressure needle valves
- Gauge valves and rising plug valves,
- Compression valves for the sanitary industries
Characteristics of Bronze Needle Valves
- Materials available in Steel #20, 1Cr18Ni9Ti, Stainless Steel – 304, 316, 304L, 316L and Duplex
- Service Medium: WOG etc
- Size Ranges: DN5 through DN100
- Pressure Ratings: ANSI 800, 900, 1500, 2500, PN25, PN40, PN16, PN32
- For more information, please contact us at any time.
Specification And Material Grade Of Bronze Needle Valve
| BRAND NAME | Taher Brothers |
| 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 | BRONZE, ALUMINUM BRONZE |
Bronze Screwed Needle Valve Salient Features
- Screwed Female Ends to IS 554 / BS 21 / ISO 7.
- Screwed in Bonnet, Inside Screw, Rising Stem, Integral Seat.
- Designed sheet metal handwheel for a firm grip and convenient operation.
- Needle Type Spindle Seating.
- Premium Quality PTFE Gland Packing.
- Medium Pattern.
- Test Pressure (Hydrostatic) :
- Shell : 24 kg/cm²g (340 psig)
- Seat : 16 kg/cm²g (225 psig)
- Maximum Working Temperature : 225°C
Bronze Instrumentation Needle Valve Size And Dimensions
| Size (Inches) | Size (mm) | A ±1.5 | B ~ | ØC ~ | D |
| ½ | 15 | 48 | 85 | 60 | 1/2″ |
| ¾ | 20 | 55 | 92 | 65 | 3/4″ |
| 1 | 25 | 65 | 100 | 70 | 1″ |
| 1 ¼ | 32 | 77 | 110 | 80 | 1 1/4″ |
| 1 ½ | 40 | 90 | 125 | 90 | 1 1/2″ |
| 2 | 50 | 102 | 142 | 110 | 2″ |
Material Of Construction Of 1005 Screwed Bronze Needle Valve
| P.No. | Name of Part | Material of Construction | Specification | Quantity |
| 1 | Screw / Bolt | Carbon Steel (Zinc Plated) | – – – | 1 |
| 2 | Washer | Carbon Steel (Zinc Plated) | – – – | 1 |
| 3 | Handwheel | Sheet Metal (Powder Coated) | – – – | 1 |
| 4 | Stem | Forged Brass | IS 6912 Gr. FLB | 1 |
| 5 | Gland Nut | Forged Brass | IS 6912 Gr. FLB | 1 |
| 6 | Gland | Forged Brass | IS 6912 Gr. FLB | 1 |
| 7 | Gland Packing | PTFE | BS EN 12086 – 1 | – |
| 8 | Bonnet | Bronze | IS 318 Gr. LTB2 | 1 |
| 9 | Body | Bronze | IS 318 Gr. LTB2 | 1 |
| 10 | Name Plate | Aluminium | – – – | 1 |
Compare Chemical Composition Of Cast Bronze Hydraulic Needle Valve
| Property | Value |
| Density | 7.58 kg/m3 |
| Melting Point | 1035 °C |
| Modulus of Elasticity | 115 GPa |
| Thermal Conductivity | 37.7 W/m.K |