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L3 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: special purpose tool steel
L3 steel product available : L3 Steel plates, L3 steel sheets, L3 round bars, L3 steel strip, L3 steel wire, L3 steel rod
L3 steel standard : ASTM A681,
L3 steel UNS No.: T61203
L3 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 L3 tool steel chemical composition %

UNS

Type

C

Mn

P max

S max

Si

Cr

V

W

Mo

T61203

L3

0.95-1.10

0.25-0.80

0.030

0.030

0.10-0.50

1.30-1.70

0.10-0.30

-

-


ASTM A681 L3 tool steel max Brinell hardness in Annealed or cold drawn condition


UNS

Type

Annealed BHN

Cold drawn BHN

T61203

L3

201

241



Type

Preheat temperature ℃

Austenitizing temperature℃

Austenitizing
(Minutes)

Quench
Medium

Tempering temperature℃

Min Hardness RC

Salt Bath

Controlled Atmosphere Furnaces

L3

649

829

843

5-15

Oil

204

62


JOIN-WIN STEEL keeps enough quantity L3 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 special purpose tool steel in standard ASTM A681
L2 Special purpose tool steel,
L6 Special purpose tool steel,
F1 Special purpose tool steel,
F2 Special purpose tool steel

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