Iyle Tube Fittings, based in South Africa, is a reliable manufacturer and supplier of high-performance Hastelloy C22 Needle Valves, designed for precise and dependable flow control in highly corrosive and challenging industrial settings. Known for their advanced manufacturing techniques, durability, and commitment to international quality standards, the company provides valves that guarantee leak-proof operation, accurate flow regulation, and a long service life. Iyle Tube Fittings’ Hastelloy C22 Needle Valves are widely utilized in the chemical, petrochemical, oil and gas, pharmaceutical, and power generation sectors, delivering trustworthy solutions for applications that demand exceptional corrosion resistance and high-pressure fluid management.
The Hastelloy C22 Needle Valve is crafted from a nickel-molybdenum-chromium alloy with added tungsten, offering remarkable resistance to pitting, crevice corrosion, and both oxidizing and reducing chemicals. It boasts high tensile and yield strength, outstanding hardness, and excellent ductility, ensuring reliable performance even under high-pressure and aggressive chemical conditions. With precision-engineered stems and seating surfaces, these valves provide leak-tight operation, smooth flow control, and mechanical integrity. Their robust construction ensures dimensional stability and long-lasting durability, making them perfect for industrial systems that require safe and efficient handling of aggressive fluids.
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 |
MATERIAL | HASTELLOY C22 |
| Hastelloy C22 | Ni | C | Mo | Mn | Si | Fe | P | S | Co | Cr |
| Balance | 0.010 max | 12.5 – 14.5 | 0.50 max | 0.08 max | 2 – 6 | 0.02 max | 0.02 max | 2.5 max | 20 – 22.5 |
| Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 8.69 g/cm3 | 1399 °C (2550 °F) | Psi – 45000 , MPa – 310 | Psi – 1,00,000 , MPa – 690 | 45 % |
| STANDARD | UNS | WNR Material Number | AFNOR | EN | JIS | BS | GOST |
| Hastelloy C22 | N06022 | 2.4602 | – | NiCr21Mo14W | NW 6022 | – | – |
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Hastelloy C22 Needle Valves are extensively used in industries that need precise, safe, and corrosion-resistant high-pressure fluid control. In chemical and petrochemical plants, they manage aggressive media like acids and chlorides. The oil and gas sector employs them in refining, offshore, and high-pressure pipeline operations. Pharmaceutical facilities take advantage of their hygienic and chemically resistant features. Power generation plants use them in chemical feed, cooling, and fuel systems. Additionally, they are essential in various other applications where reliability and performance are critical.
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