Alloy 20
- UNS N08020
- W.NR. 2.4660
- 20CB-3®, Carpenter 20®, Incoloy® 20
- ASTM B463, B464, B473, B366, A240
- ASME SB 463, SB 464, SB 473, SB366, SA 240
- NACE MR0175
Revealing Taashvi Special Alloys' Superiority in Alloy-20
Alloy-20, a high-performance alloy from Taashvi Special Alloys, redefines corrosion resistance and endurance in tough industrial settings. Expertly and precisely crafted, Alloy-20 is a highly adaptable material that can survive even the most extreme circumstances.
Alloy-20, which is distinguished by its remarkable resistance to corrosion, finds its place in applications that frequently include harsh chemicals, alkaline solutions, and acids. This alloy offers longevity and dependability and performs well in a variety of settings, including chemical processing and pharmaceutical manufacture.
Taashvi's Key Features of Alloy-20 Unique Alloys consist of
01 Corrosion Resistance: Because of its exceptional resistance to corrosion, Alloy-20 is a great option for industries where harsh chemical conditions are present.
02 Versatility: This alloy's adaptability to a wide range of industrial applications demonstrates its versatility and capacity to function in a variety of environments.
03 High Temperature Stability: Even at high temperatures, Alloy-20 maintains its structural integrity and functionality, guaranteeing persistent dependability under harsh circumstances.
04 Ease of Fabrication: Alloy-20's superior formability and weldability streamline the fabrication process and enable effective manufacture and customization.
05 Longevity: Taashvi Special Alloys' Alloy-20, which is well-known for its long service life, offers an affordable option with low maintenance needs.
06 Exceptional Mechanical Properties: The alloy offers exceptional mechanical qualities that enhance its overall performance and durability by combining strength and ductility.
In what forms is Alloy 20 Available at Taashvi Special Alloys?
- Sheet
- Plate
- Bar
- Pipe & Tube (welded & seamless)
- Flanges
- Fittings
- Forging
- Fasteners
- Elbows, tees, stub-ends, returns, caps, crosses, reducers, pipe nipples, etc.
- Welding Wire (AWS Classifications: ER320LR and E320LR-16)
What are the characteristics of Alloy 20?
- Excellent general corrosion resistance to sulfuric acid
- Excellent resistance to chloride stress corrosion cracking
- Excellent mechanical properties and fabricability
- Minimal carbide precipitation during welding
- Excels in resisting corrosion to hot sulfuric acids
Chemical Composition, %
| Ni | Fe | Cr | Cu | Mo | Nb | C | Mn | P | S | Si |
|---|---|---|---|---|---|---|---|---|---|---|
| 32.00-38.00 | Balance | 19.0-21.0 | 3.0-4.0 | 2.0-3.0 | 8xC-1.0 max | .07 max | 2.0 max | .045 max | .035 max | 1.0 max |
In what applications is Alloy 20 used?
- Synthetic rubber manufacturing equipment
- Processing of pharmaceuticals, plastics and organic and heavy chemicals
- Tanks, piping, heat exchangers, pumps, valves, and other process equipment
- Acid cleaning and pickling equipment
- Chemical process piping, reactor vessels
- Bubble caps
- Petrochemical process equipment
- Food and dye production
ASTM Specifications
| Pipe Smls | Pipe Welded | Tube Smls | Tube Welded | Sheet/Plate | Bar | Forging | Fitting |
|---|---|---|---|---|---|---|---|
| B729 | B464 | B729 | B468 | B463 | B473 | B462 | B366 |
Mechanical Properties
Annealed Material
| Form | Tensile Min. | Yield Min.(.2% offset) | Elongation Min. | Reduction of Area Min. |
|---|---|---|---|---|
| Bar (hot or cold finished) | 80 ksi | 35 ksi | 30% | 50% |
| Sheet/Plate | 80 ksi | 35 ksi | 30% | . |
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.
