Material No.: 2.4660
Description
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Chemical Composition
C | Si | Mn | P | S | Cr | Mo | Ni | Co | Nb+Ta | Cu | Fe | Columbium | ||
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2.4660 | Min % | 19,00 | 2,00 | 32,00 | 8 x C | 3,00 | balance | |||||||
Max % | 0,07 | 1,00 | 2,00 | 0,025 | 0,015 | 21,00 | 3,00 | 38,00 | 1,50 | 1,0 | 4,00 | balance | ||
(Key to Steel 2010) | ||||||||||||||
alloy 20 N 08020 | Min % | 19,00 | 2,00 | 32,00 | 3,00 | 8xC | ||||||||
Max % | 0,07 | 1,00 | 2,00 | 0,045 | 0,035 | 21,00 | 3,00 | 38,00 | 4,00 | 1,00 | ||||
ASTM B 464 |
Physical properties
Property | Value |
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Density: kg/dm3 | 8,1 |
Hardness: HBW | <=220 |
Permeability at 20°C/68°F | max.1,002 |
Temperature T °C/F (°C/F) | Specific heat J / kgK (Btu / lb °F) | Thermal conductivity W/mK (Btu·in / ft2·h·°F) | Electric resistance µΩ · cm (Ω circ mill / ft) | Modulus of elasticity kN/mm2 (103 ksi) | Expansion rate from 70°F bis T 10-6 / K (10-6 / °F) |
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20 / 68 | 456 (--) | 11,5 (--) | 107 (--) | 202 (--) | |
200 /392 | 476 (--) | 124,8 (--) | 113 (--) | 192 (--) | 15,6 (--) |
400 /752 | 492 (--) | 18,2 (--) | 119 (--) | 179 (--) | 16,0 (--) |
600 /1112 | 508 (--) | 21,5 (--) | 123 (--) | 164 (--) | 16,7 (--) |
Mechanical properties (20°C / 68°F)
Yield strength Rp 0,2 -20°C/68°F ( N/mm2) | 240 | ||
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Yield strength Rp1,0-20°C (N/mm2) | 280 | ||
Tensile strength Rm-20°C/68°F (N/mm2) | 550 | ||
Elongation A5-20°C/68°F (%) | 30 | ||
Remarks |
Temparature information
Application area | ||
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Operation temperature | ºF to 932 ºF |
Stability heat treatment | ||
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Working temperature | 1688 ºF to 1760 ºF | |
Explanation report | preferably at 1700°F |
Solution heat treatment | ||
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Working temperature | 2102 ºF to 1652 ºF | |
Explanation report | fast cooling by air/water |
Standards / information
Standards | Desciption |
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ASTM A 182 | Standard Specification for Forged or Rolled Alloy-Steel Pipe Flanges,Forged Fittings and Valves and Parts for High-Temperature Service |
ASTM B 366 | Standard Specification for Factory-Made Wrought nickel and nickel alloy fittings |
ASTM B 463 | Standard Specification for UNS N08020 Alloy Plate,Sheet,and Strip |
ASTM B 464 | Standard Specification for Welded UNS N08020. Alloy pipe |
ASTM B 468 | Standard Specification for Welded UNS N 08020 Alloy Tubes |
ASTM B 729 | Standard Specification for Seamless Nickel-Alloy Pipe and Tube |
DIN 17744 (2002/09) | nickel-forgeable alloy with molybdenum and chrome |
DIN 17753 (2002/09) | wire out of nickel with nickel-wrought alloy properties |
Process information
Cold forming | caution: higher tendency to cold-work hardening than austenitic non-corroding steel >15% anew stability annealing required |
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Chip removing process | preferably in annealed state, mind cold-work hardening |
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Welding | |
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- Type | WIG plasma welding MIG/MAG manual electric welding |
- Add. material | WIG/MIG 2.4831, 2.4607 ; rod electrodes 2.3621, 1.4609 |
Main fields of application
Details of application | very good resistance to sulfuric and phosphoric acid, nitiric acid good resistance to intercrystalline corrosion, to fissure |
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Certifications | |
Chemical Industry | for processing sufuric acid (e.g. sulfuric acid coolers) |
pharmaceutical industry | |
Kunststoffindustrie | |
food processing industry |
Range of products
Product type | Product |
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Plates / Sheets | plates/sheets plate/sheet cuts |
Rotating components | fittings from barsteel |
Fittings | welded elbows welded reductions Welded T-pieces seamless elbows seamless T-pieces |
Flanges / Collars / Flared tube ends | flared tube end collars various flanges (weld neck flange,blind flange etc.) |
Pipes / Tubes | welded pipes/tubes welded square pipes/tubes seamless pipes/tubes |
Bar steel | flat steel section steel round bar steel hexagon steel |
Liability exclusion
All aforementioned specifications serve as a general orientation and have to be reviewed depending on the conditions of use.(c) 2012 M. Woite GmbH, Postbox, D-40671 Erkrath | Phone +49 (211) 24 40 91 - Fax +49 (211) 24 92 28 | www.m-woite.com - woite@woite-edelstahl.com