Hot work tool steel DIN 1.2714
Equivalent Grades of 1.2714 Steel
Standard | Grade |
AISI/SAE | L6 |
W.Nr/DIN | 1.2714 |
JIS | SKT4 |
GB | 5CrNiMoV |
Typical Chemical Composition of 1.2714 (%)
C | Si | Mn | Cr | Mo | V | Ni |
0.50-0.60 | 0.10-0.40 | 0.60-0.80 | 0.80-1.20 | 0.35-0.50 | 0.05-0.15 | 1.50-1.80 |
*L6 ,C: 0.65 to 0.75%
Hot Forming
Forging: 1100 to 850℃, slowing cooling in furnace.
Heat Treatment of 1.2714 Steel
Annealing: 650 to 700℃, slow cooling in furnace (10-20℃/hr), down to 600℃, cooling in air. Hardness after annealing: max. 250 HB.
Stress relieving: approx. 650℃, slow cooling in furnace. Hold in neutral atmosphere for 1 to 2hours.
Hardening: 830 to 870℃, oil/870 to 900℃, air, hold 15 to 30 minutes. Hardness , 52 to 58HRC in oil, 44 to 50 HRC in air.
Tempering: 300 to 600℃. Slowly heating to tempering temperature right after hardening. Recommended to temper at least twice.
Tempering ℃ | 300 | 400 | 500 | 600 |
HRC | 52/50 | 50/47 | 46/44 | 40/38 |
* Hardening temperature: 850℃ oil/880℃ air, specimen size: dia60mm
Surface Treatment
Nitriding: possible within limits.
Properties of 1.2714 Steel
Die block steel with high performance for forging dies. Good toughness, deep hardening properties and compressive strength.
Applications of 1.2714 Steel
Dies of all kind for hammer and forging of steel; tools for rods and tube extrusion; forming dies; hot stamping dies for alumini um, bending and embossing tools; plastic moulds.
| Available Size of Steel 1.2714 | ||||
| Round： | Dia 50-800mm | forged | ||
| Flat/Square： | Thickness | 20-350mm | hot forged | |
| Width | 1200mm max | |||
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