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GB/T 1299 9CrWMn vs GB/T 1299 CrWMn

Close Alternative — 83.5% match based on chemical composition and mechanical property overlap.

GB/T 1299 9CrWMn (GB/T 1299-2014) and GB/T 1299 CrWMn (GB/T 1299-2014) are both steel grades. Both fall under the Tool & Die Steels category. GB/T 1299 9CrWMn is typically used for used for gauges, reamers, punches, dies, measuring tools, and cold cutting blades., while GB/T 1299 CrWMn is commonly used for used for dies, thread rolling tools, punches, gauges, woodworking cutters, and measuring instruments.. GB/T 1299 9CrWMn is defined under Guobiao Standards (GB/T), originating from China, while GB/T 1299 CrWMn is defined under Guobiao Standards (GB/T), originating from China.

As per chemical composition, GB/T 1299 9CrWMn vs GB/T 1299 CrWMn is a 89.4% match. As per mechanical properties, the match is 71.7%. Combined, this makes them a close alternative overall at 83.5%.

Frequently Compared With GB/T 1299 9CrWMn:
EN ISO 683-17 100Cr6 DIN EN ISO 4957 1.2344 GB/T 1299 4Cr5MoSiV1 EN ISO 4957 1.2316 GOST 5950 3H2W8F GB/T 1299 3Cr2W8V AISI 52100 GOST 5950 4H5MFS GOST 5950 4H5MFS1 DIN EN ISO 4957 1.2379 GB/T 1299 4Cr5MoSiV
Other Tool & Die Steels Grades to Compare With GB/T 1299 9CrWMn:
IS 3748 103T3
Match Breakdown
CHEMISTRY MATCH
89.4%
MECHANICAL MATCH
71.7%
OVERALL
83.5%
Specifications
Property GB/T 1299 9CrWMn GB/T 1299 CrWMn
Standard GB/T 1299-2014 GB/T 1299-2014
Category Tool & Die Steels Tool & Die Steels
C (%) 0.85-0.95 0.90-1.05
Si (%) 0.10-0.40 0.15-0.35
Mn (%) 0.90-1.20 0.80-1.10
Cr (%) 0.50-0.80 0.50-0.80
W (%) 0.50-0.80 0.50-0.80
P (%) 0.030 max 0.030 max
S (%) 0.030 max 0.030 max
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property GB/T 1299 9CrWMn GB/T 1299 CrWMn
Tensile Strength 850-1050 MPa 900-1100 MPa
Yield Strength 650-850 MPa 700-900 MPa
Elongation 8-12% 8-12%
Hardness 58-64 HRC 60-64 HRC
Typical Applications
GB/T 1299 9CrWMn
Used for gauges, reamers, punches, dies, measuring tools, and cold cutting blades.
GB/T 1299 CrWMn
Used for dies, thread rolling tools, punches, gauges, woodworking cutters, and measuring instruments.
Can GB/T 1299 9CrWMn Be Substituted With GB/T 1299 CrWMn?
GB/T 1299 9CrWMn and GB/T 1299 CrWMn are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
Forms & Sizes Available on M-EX
GB/T 1299 9CrWMn
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 2600–3000 mm (102.36–118.11 in)
GB/T 1299 CrWMn
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 3500–4000 mm (137.8–157.48 in)
On M-EX Right Now
GB/T 1299 9CrWMn
2 active listings and RFQs →
GB/T 1299 CrWMn
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between GB/T 1299 9CrWMn and GB/T 1299 CrWMn?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can GB/T 1299 9CrWMn be substituted with GB/T 1299 CrWMn?
GB/T 1299 9CrWMn and GB/T 1299 CrWMn are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.