High Speed Tool Steel M2
1. C 0.24-0.30, Mn 0.30-0.40, P+S≤ 0.012, Si 0.15-0.25, Ni 3.4-4.0, Cr 1.1-1.5, Mo 0.4-0.8, V 0.08-0.12
2. Application, oil tube
3. Heat treatment in accordance with requirement of ASTM A723
4. UT test in accordance with ASTM A388 or SEP1921
5. Surface finish, cleaning and identification as you required in accordance with ASTM A723
 

C	Si	Mn	Cr	Mo	P/S
0.35-0.45	0.20-0.40	1.3-1.6	1.80-2.10	0.15-0.25	< 0.03