A2 Cold Rolled Tool Steel Bar High Pressure Steel Pipe For Producing
AISI A2 Steel is a high quality Cold work tool steel, It belong to the high quality high carbon alloy tool steel. Oil Quenched & Tempered Hardenss is 28-34 HRc. AISI A2 steel Annealing delivery hardenss less than 250HB. AISI A2 steel equivalent with GB Cr5Mo1V, JIS SKD12 Steel.
Chemical composition
| C(％) | 0.95～1.05 | Si(％) | 0.10～0.50 | Mn(％) | 0.40～1.00 | P(％) | ≤0.030 |
| S(％) | ≤0.040 | Cr(％) | 4.75～5.50 | Mo (％) | 0.90～1.40 | V(％) | 0.15～0.50 |
Mechanical Properties
| Bulk modulus (typical for steels) | Machinability (based on carbon tool steel) | Shear modulus | Poisson’s ratio | Elastic modulus) | Thermal expansion | |
| GPa | GPa | GPa | 20-100℃ | |||
| 140 | 65% | 78 | 0.27-0.30 | 190-210 | 10.7 x 10-6/ºC | |
Applications
A2 steels are mainly used for slitters, die shapes.A2 tool steel typical applications include cold forging dies, coining dies, cold heading dies, shear blades, knurling tools and as cutting knives for paper, wood, fibre and resin-bonded aterial, etc.
