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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: Alloy tool steel
Product available : T20821/H21 Steel plates, T20821/H21 steel sheets, T20821/H21 round bars, T20821/H21 steel strip,T20821/H21 wire rod
Standard : ASTM A681,
|
UNS |
Type |
C |
Mn |
P max |
S max |
Si |
Cr |
V |
W |
Mo |
|
T20821 |
H21 |
0.26-0.36 |
0.15-0.40 |
0.030 |
0.030 |
0.15-0.50 |
3.00-3.76 |
0.30-0.60 |
8.50-10.00 |
- |
ASTM A681 T20821/H21 tool steel hardness
| Grade |
Preheat Temperature ℃ |
Austenitizing temperature ℃ |
Austenitizing time(minutes) |
Quench Medium |
Tempering temperature ℃ |
Min hardness RC |
|
|
Salt bath |
Controlled Atmosphere furnaces |
||||||
|
T20821 |
788 |
1177 |
1191 |
5-15 |
Air |
552 |
52 |
JOIN-WIN STEEL supply ASTM A681 UNS T20821, Type H21 tool steel plates/sheet/bar/wire rod/strip , if you want to get the information of T20821 H21 steel chemical composition,T20821 H21 steel mechanical property, T20821 H21 steel price, T20821 H21 steel price delivery time, please contact with us.
Other steel grades of high speed tool steel in standard ASTM A681
UNS T20810 Type H12 Alloy tool steel,
UNS T20811 Type H11 Alloy tool steel,
UNS T20812 Type H12 Alloy tool steel,
UNS T20813 Type H13 Alloy tool steel,
UNS T20814 Type H14 Alloy tool steel,
UNS T20819 Type H19 Alloy tool steel,
UNS T20822 Type H22 Alloy tool steel,
UNS T20823 Type H23 Alloy tool steel,
UNS T20824 Type H24 Alloy tool steel,
UNS T20825 Type H25 Alloy tool steel,
UNS T20826 Type H26 Alloy tool steel,
UNS T20841 Type H41 Alloy tool steel,
UNS T20842 Type H42 Alloy tool steel,
UNS T20843 Type H43 Alloy tool steel
