aisi 420 f mod hardenable / stainless watchmaking alloys

Law 100Pb also in standard ISO h5 available from stock for sizes between 2.0 - 10.0 mm Dia.
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Watchmaking alloys hardenable / stainless 420 F MOD

Availability 420 F MOD
hardenable / stainless watchmaking alloys ~ 1.4197

420 F MOD hardenable / stainless Watchmaking alloys bars

  420 F MOD is available in stock as bars / rods. Free cutting hardenable stainless steel for watch industries, Sandvik ~ 4C27A. Stainless after tempering annealing, polishing, hardenable up to 52 HRC, good machinability, magnetic.
Application: watch making movement parts like axes, barrels, screws, bridges.
Brief description  
Klein designation: CHRONIFER® Labor M-Plus
Class of metals: Free machining martensitic stainless
steel with addition of S
Material number: ~ 1.4197
Standard AISI: 420F Mod.
Machinability: good
Hardening capability: up to 52 HRc
Polishing ability: limited, is not adapted for mirror
Magnetism: ferromagnetic
Corrosion resistance: fair after hardening, polishing and
Uses: parts for watch movements and
numerous industrials applications
Availability 420 F MOD
L. Klein SA     address-3     Ch. du Long-Champ 110     address-3     CH-2504 Biel/Bienne
Tél. +41 32 341 73 73     address-3     Fax +41 32 341 97 20     address-3     E-Mail:
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