Based in Hamilton, New Zealand, Mason Tubefittings is your trusted local source for precision-engineered Inconel 625 tube fittings. We understand the critical nature of high-performance fluid systems, and we pride ourselves on manufacturing and supplying components that stand up to the most demanding conditions. Our dedication to quality ensures that every fitting we produce offers the exceptional reliability and longevity that industries across the country have come to depend on for their most challenging applications, providing robust solutions from the heart of the Waikato.
The strength of these fittings comes from the superb composition of Inconel 625 itself, a nickel-chromium alloy heavily fortified with molybdenum and niobium. This specific blend grants it truly impressive mechanical properties, including remarkable tensile strength and outstanding fatigue resistance. Perhaps most importantly, it retains this robust strength and toughness across an incredibly wide temperature range, from cryogenic cold up to intense heat, making it far more capable than ordinary stainless steels in punishing environments.
| Specifications | ASTM B366 / ASME SB366 |
|---|---|
| Size | 1/16 in. to 2 in. & 2mm to 50 mm. |
| Dimensional Range | 1/16 to 2 inches (imperial); 2 to 50 mm (metric) |
| Working Pressures | Upto 2000 to 6010 PSI |
| Thread Type | NPT – ASME B1.20.1, SAE AS71051 | ISO/BSP Parallel – ISO 228 | ISO/BSP Tapered – ISO 7, BS EN 10226-1 | SAE (Unified) – ASME B1.1 |
| End Connections | NPT, ISO/BP, SAE/MS, AN, weld ends, port connectors, sanitary flanges, tube adapters |
| Types | Tube to Union, Tube to Male, Tube to Female, Instrument Pipe Fittings, Accessories |
| Equivalent To | SWAGELOK, PARKER, DK-LOK, HOKE |
| Max Working Pressure | 8MPa | 1200psi Depending on The Tubing Material |
| Working Temperature | -40°C—250°C | -40°F—482°F Depending on The Tubing Material |
| Configurations | Straights, elbows, tees, crosses, caps, plugs, nuts and ferrules Chromatograph and Column End |
| Tube Fitting uses & application |
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| Material Test Certificates (MTC) for Tube Fitting as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175 | |
| Grade | C | Mn | Si | S | Al | Ti | Fe | Ni | Cr |
| Inconel 625 | 0.10 max | 0.50 max | 0.50 max | 0.015 max | 0.40 max | 0.40 max | 5.0 max | 58.0 min | 20.0 – 23.0 |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.4 g/cm3 | 1350 °C (2460 °F) | Psi – 1,35,000 , MPa -930 | Psi – 75,000 , MPa – 517 | 42.5 % |
| STANDARD | UNS | WNR. | AFNOR | EN | JIS | BS | GOST | OR |
| Inconel 625 | N06625 | 2.4856 | NC22DNB4M | NiCr22Mo9Nb | NCF 625 | NA 21 | ХН75МБТЮ | ЭИ602 |
Contact us to get a quick quote for your requirement.
You’ll typically find Inconel 625 tube fittings hard at work in situations where failure is simply not an option. They are essential in chemical processing plants handling corrosive acids, within the high-pressure piping of offshore oil and gas platforms, and in the demanding environments of aerospace and marine engineering. Their resistance to oxidation and pitting also makes them ideal for power generation systems and pollution control equipment, ensuring system integrity and safety where lesser materials would quickly succumb to the extreme conditions.
Please feel free to contact us if you need any further information or for enquiry.
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