Alloy 625 Seamless Pipes Nickel Alloy Pipe UNS N06625

Alloy 625, also known as Inconel 625, is a nickel-chromium-molybdenum alloy known for its high strength, excellent fabricability, and outstanding corrosion resistance. This superalloy is widely used in various challenging environments due to its versatility and performance.

• Nickel (Ni): 58.0 min
• Chromium (Cr): 20.0 - 23.0
• Molybdenum (Mo): 8.0 - 10.0
• Niobium (Nb) + Tantalum (Ta): 3.15 - 4.15
• Iron (Fe): 5.0 max
• Cobalt (Co): 1.0 max
• Manganese (Mn): 0.50 max
• Silicon (Si): 0.50 max
• Aluminum (Al): 0.40 max
• Titanium (Ti): 0.40 max
• Carbon (C): 0.10 max
• Phosphorus (P): 0.015 max
• Sulfur (S): 0.015 max

• High Strength: Alloy 625 maintains high strength and toughness at temperatures ranging from cryogenic up to 982°C (1800°F).
• Corrosion Resistance: Exceptional resistance to pitting, crevice corrosion, and intergranular attack. It also offers excellent resistance to chloride-ion stress-corrosion cracking.
• Oxidation Resistance: Superior oxidation resistance at temperatures up to 1093°C (2000°F).
• Fabricability: Easily fabricated by conventional techniques, including welding and forming.

• Aerospace: Turbine engines, exhaust systems, and rocket components due to its high-temperature strength and oxidation resistance.
• Marine: Marine environments and offshore oil and gas industries for its outstanding resistance to seawater corrosion.
• Chemical Processing: Equipment and piping in chemical processing plants due to its resistance to a wide range of corrosive environments.
• Power Generation: Heat exchangers, reactor cores, and steam generator tubing in nuclear power plants.

• ASTM B444 / ASME SB444
• ASTM B705 / ASME SB705
• API 5LC

• Tensile Strength: 120 ksi (827 MPa) min
• Yield Strength (0.2% offset): 60 ksi (414 MPa) min
• Elongation: 30% min
• Hardness: Typically in the range of 200 - 250 HB

• Outer Diameter (OD): Typically ranges from 0.5 inches to 24 inches.
• Wall Thickness: Available in schedules ranging from SCH 5S to SCH XXS, depending on the application requirements.

• Pipes can be supplied with various surface finishes, including pickled, polished, or with a specific roughness as required by the application.

The following table lists only some of the grades:

Hunan Dinghan New Material Technology Co.,Ltd. (DINGSCO) specialized in Nickel Based Corrosion Resistant and High Temperature alloys products which used in the world’s most technically demanding industries and applications.

We have complete advanced technology facilities to produce best quality alloys to meet exacting your specifications such as VIM (Vacuum lnduction Melting) furnace to provide high purity Alloys,ESR (Electro Slag Re-melting) furnace to enhances the structure and purity of the Alloys, and CNC machining equipments (Lathe, Wire cutting, Drilling,Milling) to provide high precision finished products.

We are dedicated to providing our customers with best quality products,fastest possible deliveries, most competitive prices of Nickel Based Corrosion Resistant and High Temperature alloys in bars,rods,forged flanges, valve parts, forged shapes (shafts, discs, blocks, hubs,rings, cylinders and tailor shapes) according to ASTM,ASME,API,AMS, NACE and other industry standards.

We can help you gain a competitive edge in the market by responding to a rush quote in less than 24 hours and even complex requests for price and delivery quotations are responded to within 48 hours.