Tel : 0086-0371-86172891
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: Molybdenum High speed tool steel
SKH55 steel product available : SKH55 Steel plates, SKH55 steel sheets, SKH55 round bars, SKH55 steel strip
SKH55 steel standard : JIS G4403,
SKH55 steel example application: Molybdenum High speed tool steel , eg: Tools for high speed heavy cutting requiring some toughness, and other various tools.
SKH55 steel surface usual condition:
-- The hot rolled or forged condition (as hot work)
-- The machined (ground, polished, turned, peeled or milled ) condition
-- The cold reduced condition
|
Grade |
C |
Si max |
Mn max |
P max |
S max |
Cr |
Mo |
W |
V |
Co |
Cu |
|
SKH59 |
0.87-0.95 |
0.45 |
0.40 |
0.030 |
0.030 |
3.80-4.50 |
4.70-5.20 |
5.90-6.70 |
1.70-2.10 |
7.00-9.00 |
0.25 max |
JIS G4403 SKH55 tool steel hardness in the hardened and tempered condition
| Grade |
Annealed hardness |
Quenched and tempered hardness of test piece |
|||
|
Temperature ℃ |
HB max |
Quenching temperature℃ |
Tempering temperature℃ |
Hardness HV min |
|
|
SKH55 |
800-880 slow cooling |
269 |
1210 oil cooling |
560 air cooling |
800 |
JOIN-WIN STEEL keeps enough quantity SKH55 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 high speed tool steel in standard JIS G4403
SKH2 high speed tool steel,
SKH3 high speed tool steel,
SKH4 high speed tool steel,
SKH10 high speed tool steel,
SKH40 high speed tool steel,
SKH50 high speed tool steel,
SKH51 high speed tool steel,
SKH52 high speed tool steel,
SKH53 high speed tool steel,
SKH54 high speed tool steel,
SKH56 high speed tool steel,
SKH57 high speed tool steel,
SKH58 high speed tool steel,
SKH59 high speed tool steel
