INCONEL 718
- ASTM B637, ASTM B670
- ASME Case 2222-1, SFA 5.14
- AMS 5596, AMS 5662, AMS 5663, AMS 5832
- UNS N07718
- GE B50TF14, B50TF15
- EN 2.4668, Werkstoff 2.4668
- NACE MR0175
- Other common names: Alloy 718, Haynes® 718, Nicrofer® 5219, Allvac® 718, Altemp® 718
Superior Quality in Corrosion Resistance
With great pride, Taashvi Special Alloys presents Alloy-718, a material that is corrosion-resistant, highly durable, and adaptable enough to satisfy the demands of demanding applications in a variety of industries. High-performance industries, including aerospace, oil & gas, automotive, and others, value Alloy-718 for its remarkable mechanical qualities and dependability even under harsh conditions. This alloy, which is engineered with a mix of nickel, chromium, and molybdenum, is perfect for complex parts in gas turbines, jet engines, and nuclear reactors because it has exceptional creep-rupture strength at high temperatures and exceptional weldability. Because of Taashvi Special Alloys' dedication to quality, Alloy-718 satisfies strict industrial standards and offers performance, longevity, and endurance under difficult operating conditions.
Important details regarding Taashvi Special Alloys' Alloy-718:
01 Higher strength mechanically: Alloy-718 boasts exceptional tensile strength and fatigue resistance, ensuring reliability in challenging environments.
02 Corrosion Resistance: It can be used in harsh chemical and marine conditions due to its resistance to oxidation and corrosion.
03 High Temperature Stability: Alloy-718 performs well in high-temperature applications because it can withstand high temperatures while retaining its structural integrity.
04 Versatility in Applications: This alloy is widely used in the oil and gas exploration, automotive, aerospace, and industrial industries.
05 Excellent Weldability: Because Alloy-718 is simple to fabricate and weld, it can be used to create complicated and sophisticated components.
06 Stringent Quality Standards: Taashvi Special Alloys ensures rigorous quality control measures, meeting industry benchmarks for performance and reliability.
In what forms is Alloy 718 Available at Taashvi Special Alloys?
- Sheet
- Plate
- Bar
- Wire
- Forging
- Fasteners
What are the characteristics of Alloy 718?
- Good mechanical properties – tensile, fatigue and creep-rupture
- Yield tensile strength, creep, and rupture strength properties are exceedingly high
- Highly resistant to chloride and sulfide stress corrosion cracking
- Resistant to aqueous corrosion and chloride ion stress corrosion cracking
- High temperature resistant
- Age-hardenable with a unique property of slow aging response that permits heating and cooling during annealing without the danger of cracking.
- Excellent welding characteristics, resistant to postweld age cracking
Chemical Composition, %
| Ni | Fe | Cr | Cu | Mo | Nb | C | Mn | P | S | Si | Ti | Al | Co | B |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 50.00-55.00 | Remainder | 17.00-21.00 | .30 max | 2.80-3.30 | 4.75-5.50 | .08 max | .35 max | .015 max | .015 max | .35 max | .65-1.15 | .20-.80 | 1.00 max | .006 max |
In what applications is Alloy 718 used?
- Chemical processing
- Aerospace
- Liquid fuel rocket motor components
- Pollution-control equipment
- Nuclear reactors
- Cryogenic storage tanks
- Valves, fasteners, springs, mandrels, tubing hangers
- Well head completion equipment and blow out preventers (BOP’s)
- Gas turbine engine parts
ASTM Specifications
| Sheet / Plate | Bar | Wire |
|---|---|---|
| B670 | B637 | - |
Mechanical Properties
Typical room temperature properties, 1800°F annealed condition
| Ultimate Tensile Strength, psi | .2% Yield Strength psi | Elongation % | Hardness Rockwell B |
|---|---|---|---|
| 135,000 | 70,000 | 45 | 100 |
Coil / Sheet /Plate Specification
Dimensions : ASTM, ASME, AISI, DIN, BIS
Thickness : 0.50mm - 100mm
Size : 1000 mm x 2000mm, 1220mm x 2440mm, 4' x 8', 1250mm x 2500mm, 1500mm x 3000mm to 6000mm, 2000mm x 4000mm to 6000mm
Finish : Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated)
Form : Shim Sheet, Perforated Sheet, Profile Cut,
Seamless & Welded Pipes & Tubes Specification
Specification : ASTM, ASME, DIN, NFA, JIS.
Thickness : 4.0mm - 100mm.
Pipe Size : 1/8” NB to 24” NB, 1/4” OD to 24” OD sizes.
Tube Size : 1/2" OD to 8" OD.
Length : Cut length, Fix length, Single Random, Double Random & Required Length.
Form : Round Pipes/Tubes, Square Pipes/Tubes, Rectangular Pipe/Tubes, Coiled Tubes, “U” Shape, Pancake Coils, Hydraulic Tubes.
End : Plain End, Beveled End, Threaded End.
Type : Seamless & Welded Pipes & Tubes.
Round Bar Specification
Dimensions : ASTM, ASME,AISI, API.
Size : 5 mm to 500 mm
Length : from 2.00mm to 6.35mm (0.078" to 0.25") dia.
Finish : Bright, Black, Polish, Forged
Form : Round Bar, Square, Hexagon
Condition : Cold Drawn & Polished Cold Drawn, Centerless Ground Bars & Polished
Other Services : Machining (CNC), Centerless Grinding (CG), Heat Treatment, Annealing, Pickling, Polish, Rolling, Forging, Cutting, Bending, Minor Fabrication
Seamless & Welded Pipes & Tubes Fittings Specification
Specification : ASTM, ASME, DIN, NFA, JIS.
Size : 1/8” NB to 24” NB, 1/4” OD to 24” OD sizes.
Form : Elbow, Tee, Reducer, Stub End, End Cap, Pipe Nipple, Weldolet,
End : Beveled End, Threaded. Plain End,
Type : Seamless & Welded Pipe & Tubes Fittings, Buttweld Fittings & Dairy Fittings.
