Brand:gangxing
MOQ:20
cold work Tool steel A2 Cr5Mo1V DIN1.2363 SKD12 K100 KW-40
1.Grade:
AFNOR Z 100 CDV 5- France
DIN 1.2363 - Germany
JIS SKD 12 - Japan
SS 2260 - Sweden
B.S. BA 2 - United Kingdom
ASTM A681 - US
FED QQ-T-570 - US
SAE J437 - US
SAE J438 - US
UNS T30102 - US
2.Chemical composition%:
C | Si | Mn | P | S | Cr | Mo | V |
0.95-1.05 | ≤0.50 | ≤1.00 | ≤0.030 | ≤0.030 | 4.75-5.50 | 0.90-1.40 | 0.15-0.50 |
3.Size andshape:
Rounds:φ 60-500mm
Flats: Thickness 20-250 XWidth 60-800mm
4.Heat treatment ( reference) :
Annealed
annealingtemperature°C | Isothermalannealing temperature°C
| Isothermalannealing time H | Hardness HB |
840-860 | 740-760 | 4-6 | 202-229 |
Quenching:lowtemperature Quenching 940-960°C,hightemperature Quenching980-1010,aircooling or oil cooling ,Hardness 62-65 HRC.
Tempering:lowtemperature tempering180-220°C,Hardness 60-64HRC hightemperaturetempering510-520°C Hardness 57-60HRC
5.Deliverycondition:
EAF+LF+VD+(ESR),rolled / forged, annealed / Q+T, black/peeled/turned, UTtested
6.Characteristics:
1. Excellentwear resistance and edge holding ability
2. Highsurface harness after heat treatment
3.Mediumtoughness
4. Goodthrough hardening properties and dimensional stability
5. Highcompressive strength
7. Application:
usedfor making small impact, high quality wear cold-punchingmoulds, like: stretch form moulds, punchingmoulds.
