S6 - Tool Steels & Die Steels and Cemented Carbide

S6 Tool Die Steels

S6 - Specification & Application

Shock-Resisting Tool Steel

Chemical composition(wt.%) of S6 grade:

Elements	Min.（≥）	Max.（≤）
C	0.40	0.50
Si	2.00	2.50
Mn	1.20	1.50
P	-	0.030
S	-	0.030
Cr	1.20	1.50
Mo	0.30	0.50
V	0.20	0.40
W	-	-
Ni＋Cu	-	0.75

S6 - Detail

Shock-Resisting Tool Steel

Mechanical properties of grade S6

Proof strength R_p0.2 (MPa)	Tensile strength R_m (MPa)	Impact energy KV (J)	Elongation at fracture A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
389 (≥)	459 (≥)	44	44	12	Solution and Aging, Annealing, Ausaging, Q+T,etc	133

Physical properties of grade S6

Property	Density kg/dm3	Temperature T °C/F	Specific heat J / kgK	Thermal conductivity W/mK	Electric resistance µΩ·cm	Modulus of elasticity kN/mm2
412 (≥)	536 (≥)	32	32	32	Solution and Aging, Annealing, Ausaging, Q+T,etc	111
Temp. °C/°F	Creep strain limit (10000h) (Rp1,0) N/mm2	Creep rupture strength (10000h) (Rp1,0) N/mm2
358	828	598

Equivalent Grade

1 S6 2 S6-5-2-5 3 S6-5-2-5S 4 S6-5-2S 5 S6-5-2(2) 6 S6-5-2 7 S6-5-3 8 HS6-5-4-2 9 HS6-5-4-2 10 HS6-5-2 11 S63198 12 S66220 13 A 959 S66286 14 S66286 15 S63198 16 HNVl 17 S64005 18 HNV2 19 S64006 20 HNV3

Equivalent Products

1 S66286 round bar 2 SS 422 / UNS S42200 / 616 Stock 3 Z12CNDV12-03/KT5312AS6 Forged Bar

Product shapes we supply:

We can customize the production of S6 grade, contact us for the best solution.
–sales@specificsteel.com