GB/T 1299 9CrWMn Steel — Specifications & Listings

GB/T 12999CrWMn is a cold work tool steel with good wear resistance and dimensional stability after heat treatment. The grade offers balanced hardness and toughness for precision tooling applications.

Forms: Round Bar Category: Tool Steel
Grade Details
GradeGB/T 1299 9CrWMn
StandardGB/T 1299
Description9CrWMn is a cold work tool steel with good wear resistance and dimensional stability after heat treatment. The grade offers balanced hardness and toughness for precision tooling applications.
ApplicationsUsed for gauges, reamers, punches, dies, measuring tools, and cold cutting blades.
Chemical Composition (%)
C Si Mn Cr W P S
0.85-0.95 0.10-0.40 0.90-1.20 0.50-0.80 0.50-0.80 0.030 max 0.030 max
Mechanical Properties
tensile_strength 850-1050 MPa
yield_strength 650-850 MPa
elongation 8-12%
hardness 58-64 HRC

Active GB/T 1299 9CrWMn Listings on M-EX

GB/T 1299 9CrWMn Round Bar
1.000 MT
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GB/T 1299 9CrWMn Round Bar
0.800 MT
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