Tel : 0086-0371-86172891
Tool Steel: Special steel suitable for working or processing of material, for handling and measuring workpieces and, for this purpose, exhibiting high hardness and wear resistance and/or toughness.
Product: Shock-resisting tool steel
S7 steel product available : S7 Steel plates, S7 steel sheets, S7 round bars, S7 steel strip, S7 steel wire, S7 steel rod
S7 steel standard : ASTM A681,
S7 steel UNS No.: T41907
S7 steel surface usual condition:
-- The hot rolled or forged condition (as cold work)
-- The machined (ground, polished, turned, peeled or milled ) condition
-- The cold reduced condition
ASTM A681 S7 tool steel chemical composition %
UNS |
Type |
C |
Mn |
P max |
S max |
Si |
Cr |
V |
W |
Mo |
T41907 |
S7 |
0.45-0.55 |
0.20-0.90 |
0.030 |
0.030 |
0.20-1.00 |
3.00-3.50 |
0.35 max |
- |
1.30-1.80 |
ASTM A681 S7 tool steel max Brinell hardness in Annealed or cold drawn condition
UNS |
Type |
Annealed BHN |
Cold drawn BHN |
T41907 |
S7 |
229 |
255 |
Type |
Preheat temperature ℃ |
Austenitizing temperature℃ |
Austenitizing |
Quench |
Tempering temperature℃ |
Min Hardness RC |
|||
Salt Bath |
Controlled Atmosphere Furnaces |
||||||||
S7 |
677 |
941 |
954 |
5-15 |
Air |
204 |
56 |
JOIN-WIN STEEL keeps enough quantity S7 steel in stock each month. We can meet our customer’s further process request like : rolling, bending, cutting ( any size and any shape ) drilling, welding, milling, machining and steel structure.
Other steel grades of Shock-resisting tool steel in standard ASTM A681
S1 tool steel,
S2 tool steel,
S4 tool steel,
S5 tool steel,
S6 tool steel