GK3 Steels for nitriding
Spécifications
- EU 31CrMo12
Typical composition
- C 0,3
- Cr 3
- Mo 0,4
Applications
• Gears.
• Spindles.
• Machine tool components.
• Various mechanical parts.
Mechanical properties
• Nitriding steel for surface hardness ~800 HV
Mechanical features
- Heat treatmentT + Rv 625°C
- UTS (N/mm²)1000
- A (%)18
- KCU (J/cm²)150
- Solution treated : H
Annealed : R - Thermo-mechanical treatment : TM
Quenched and tempered : T+RV - Sub-zero treatment : F
Solution treated and aged : T+RV
GK3_FR
Download
(PDF, 450 KB)
See also
GH4
Through hardening steels
Spécifications
- EU : 40CrMoV13-9
Heat treatment
- T + Rv 200°C
- T + Rv 600°C
Read more
GKH
Steels for nitriding
- Aero engine
- Camshaft
- Crankshaft
- Engine
- Gears
- Gun barrels
- Manchons
- Nitriding
- Pistols
- Rifle
- tubes
Spécifications
- EU : 33CrMoV12-9
- USA : UNS:K24340
Heat treatment
- T + Rv 600°C
- T + Rv 660°C
Read more
GKP
Steels for nitriding
- Aero engine
- Crankshaft
- Engine
- Gears
- Injection system
- Nitriding
Spécifications
- EU : 32CrMoV5
- USA : UNS:K23280
Heat treatment
- T + Rv 640°C
- T + Rv 660°C
Read more
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