Nickel Alloy 201

Nickel Alloy 201

Nickel 201/UNS N02201/Alloy 201 Commercially pure (99.6%) wrought nickel essentially the same as Nickel 200 but with a lower carbon content to prevent embrittlement by intergranular carbon at temperatures over 600°F (315°C). Lower carbon content also reduces hardness, making Nickel 201 particularly suitable for cold-formed items.

 

UNS N02201 Chemical Composition

Nickel 200 (UNS N02200)/Nickel 201 (UNS N02201) Chemical Composition Limits
Weight% Ni Cu Fe Mn C Si S
Nickel 201 99.0 min 0.25 max 0.40 max 0.35 max 0.02 max 0.35 max 0.01 max

UNS N02201 Mechanical Properties

Material Tensile Strength Yield Strength (0.2% Offset) Elongation in 2″  Hardness
KSI MPa KSI MPa (%) Brinnell (3000kg) Rockwell B
Nickel 201 55-75 380-520 15-30 105-210 55-40 90-120 45-70

Nickel 201 is designated as UNS N02201 and Werkstoff Numbers 2.4061 and 2.4068.
Specifications for Nickel 200 include the following:
Rod and Bar: ASTM B 160; ASME SB 160, DIN 17752, ISO 9723, VdTÜV 345.
Pipe and Tube: ASTM B 161; ASME SB161, ASTM B 163; ASME SB 163, ASTM B 725; ASME SB 725, ASTM B730; ASME SB 730, ASTM B 751; ASME SB 751, ASTM B775; ASME SB 775, ASTM B 829; ASME SB 829, DIN 17751, ISO 6207, BS 3074 (NA12), VdTÜV 345.
Plate, Sheet & Strip: ASTM B 162/ ASME SB 162, DIN 17750, ISO 6208, BS 3072-3073 (NA12), SAE AMS 5553, VdTÜV 345.
Fittings: ASTM B 366/ ASME SB 366
Forgings: ISO 9725, DIN 17754
Chemical Composition: DIN 17740
Wire: DIN 17753, ISO 9724

Other Designation

Other designations that are equivalent to nickel 201 alloy include the following:

ASME SB-160 – SB 163

SAE AMS 5553

DIN 17740

DIN 17750 – 17754

BS 3072-3076

ASTM B 160 – B 163

ASTM B 725

ASTM B730

Applications

The following are the list of applications of nickel 201 alloy:

Caustic evaporators

Combustion boats

Electronic components

Plater bars.

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