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T20842 Tool steel

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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 : T20842/H42 Steel plates, T20842/H42 steel sheets, T20842/H42 round bars, T20842/H42 steel strip,T20842/H42 wire rod
Standard : ASTM A681,

ASTM A681 T20842/H42 tool steel chemical composition %

UNS

Type

C

Mn

P max

S max

Si

Cr

V

W

Mo

T20842

H42

0.55-0.70

0.15-0.40

0.030

0.030

0.20-0.45

3.75-4.50

1.75-2.20

5.50-6.75

4.50-5.50


ASTM A681 T20842/H42 tool steel hardness

Grade

Preheat Temperature ℃

Austenitizing temperature ℃

Austenitizing time(minutes)

Quench Medium

Tempering temperature ℃

Min hardness RC

Salt bath

Controlled Atmosphere furnaces

T20842

788

1191

1204

5-15

Air

552

60


JOIN-WIN STEEL supply ASTM A681 UNS T20842, Type H42 tool steel plates/sheet/bar/wire rod/strip , if you want to get the information of T20842 H42 steel chemical composition,T20842 H42 steel mechanical property, T20842 H42 steel price, T20842 H42 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 T20821 Type H21 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 T20843 Type H43 Alloy tool steel

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