Corrosion Resistant Inconel 625 Nickel Alloy Plate with High Strength and Hot Rolled Finish for Alkali Industry

Certification AISI, ASTM
Minimum Order Quantity 50 kg
Price US $12.35-14.95 / k
Product Details
Model NO. Inconel 625 Shape Flat
Technique Hot Rolled Surface Treatment Polished
Specification 1220*2440, 1500*3000, 1500*6000, 2000*6000mm Production Capacity 500000kgs
Density 8.44 G/cm3 Specific Heat 427 J/kg-°K (0-100°C)
Modulus Of Elasticity 207.5 GPa Thermal Conductivity 10.8 W/m-°K
Melting Range 1290 - 1350°C Electrical Resistivity 128.9 Microhm-cm At 210°C
Yield Strength 448 MPa Ultimate Tensile Strength 862 MPa
Elongation 50%
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Corrosion Resistant Inconel 625 Plate

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High Strength Nickel Alloy Plate

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Hot Rolled Alloy 625 Plate

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Product Description
Inconel 625 Alloy 625 DIN2.4856 Plate & Sheet
Alloy 625 is an austenitic nickel-chromium-molybdenum-niobium alloy offering exceptional corrosion resistance combined with high strength from cryogenic temperatures to 1800°F (982°C). The alloy's strength comes from solid-solution hardening by molybdenum and niobium, eliminating the need for precipitation-hardening treatments.
Key Properties
  • Outstanding corrosion resistance in severe operating environments
  • Resistance to oxidation and carburization in high-temperature service
  • Immunity to chloride stress corrosion cracking
  • Resistance to pitting, crevice corrosion, and intergranular attack
  • Easy welding and fabrication using standard shop practices
Industry Applications
  • Aerospace: Bellows, expansion joints, ducting systems, jet engine exhaust systems
  • Air Pollution Control: Chimney liners, dampers, flue gas desulfurization components
  • Chemical Processing: Equipment handling oxidizing and reducing acids
  • Marine Service: Steam line bellows, Navy ship exhaust systems
  • Nuclear Industry: Reactor core components, waste reprocessing equipment
  • Offshore Oil & Gas: Waste flare gas stacks, piping systems, riser sheathing
  • Waste Treatment: Waste incineration components
Standards Compliance
  • ASTM: B 443
  • ASME: SB 443
  • AMS: 5599
Chemical Composition
Element Content (%) Element Content (%)
Nickel 58.0 min. Silicon 0.50
Chromium 20.0-23.0 Phosphorus 0.015
Molybdenum 8.0-10.0 Sulfur 0.015
Iron 5.0 Aluminum 0.40
Niobium + Tantalum 3.15-4.15 Titanium 0.40
Carbon 0.10 Cobalt 1.0
Manganese 0.50
Physical Properties
Property Imperial Metric
Density 0.305 lbs/in³ 8.44 g/cm³
Specific Heat 0.102 BTU/lb-°F (32-212°F) 427 J/kg-°K (0-100°C)
Modulus of Elasticity 30.1 x 10⁶ psi 207.5 GPa
Thermal Conductivity 75 BTU/hr/ft²/ft/°F 10.8 W/m-°K
Melting Range 2350 - 2460°F 1290 - 1350°C
Electrical Resistivity 50.8 Microhm-in at 70°C 128.9 Microhm-cm at 210°C
Mechanical Properties at 68°F (20°C)
Yield Strength (0.2% Offset) Ultimate Tensile Strength Elongation in 2 in. Hardness
65,000 psi (448 MPa) min. 125,000 psi (862 MPa) min. 50% min. 200 Brinell max.
Corrosion Resistance Performance
Alloy 625 demonstrates excellent resistance in various corrosive environments including mineral acids (hydrochloric, nitric, phosphoric, sulfuric), alkalis, and organic acids under both oxidizing and reducing conditions.
Fabrication & Processing
Hot Forming
Temperature range: 1650 - 2150°F (900 - 1177°C)
Cold Forming
Best performed in annealed condition with higher work hardening rates than austenitic stainless steels
Welding
Compatible with GTAW (TIG), PLASMA, GMAW (MIG/MAG), SAW and SMAW (MMA) processes
Machining
Recommended in annealed condition with low cutting speeds and adequate cut depth to avoid work-hardened zones