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GB/T 1299 9CrWMn vs GB/T 1299 3Cr2W8V

Minimal Match — 44.8% match based on chemical composition and mechanical property overlap.

GB/T 1299 9CrWMn (GB/T 1299-2014) and GB/T 1299 3Cr2W8V (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 3Cr2W8V is commonly used for used for hot forging dies, extrusion dies, die-casting molds, hot punches, and hot shear blades.. GB/T 1299 9CrWMn is defined under Guobiao Standards (GB/T), originating from China, while GB/T 1299 3Cr2W8V is defined under Guobiao Standards (GB/T), originating from China.

As per chemical composition, GB/T 1299 9CrWMn vs GB/T 1299 3Cr2W8V is a 63.1% match. As per mechanical properties, the match is 8.3%. Combined, this makes them a minimal match overall at 44.8%.

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 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 IS 1570 (Part 6) 103T3
Match Breakdown
CHEMISTRY MATCH
63.1%
MECHANICAL MATCH
8.3%
OVERALL
44.8%
Specifications
Property GB/T 1299 9CrWMn GB/T 1299 3Cr2W8V
Standard GB/T 1299-2014 GB/T 1299-2014
Category Tool & Die Steels Tool & Die Steels
C (%) 0.85-0.95 0.30-0.40
Si (%) 0.10-0.40 0.20-0.40
Mn (%) 0.90-1.20 0.20-0.50
Cr (%) 0.50-0.80 2.20-2.70
W (%) 0.50-0.80 7.50-9.00
P (%) 0.030 max 0.030 max
S (%) 0.030 max 0.030 max
V (%) Not specified 0.20-0.50
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 3Cr2W8V
Tensile Strength 850-1050 MPa 1180-1380 MPa
Yield Strength 650-850 MPa 980-1180 MPa
Elongation 8-12% 10-14%
Hardness 58-64 HRC 48-54 HRC
Typical Applications
GB/T 1299 9CrWMn
Used for gauges, reamers, punches, dies, measuring tools, and cold cutting blades.
GB/T 1299 3Cr2W8V
Used for hot forging dies, extrusion dies, die-casting molds, hot punches, and hot shear blades.
Key Differences
Can GB/T 1299 9CrWMn Be Substituted With GB/T 1299 3Cr2W8V?
GB/T 1299 9CrWMn and GB/T 1299 3Cr2W8V share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.
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 3Cr2W8V
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 2800–2900 mm (110.24–114.17 in)
On M-EX Right Now
GB/T 1299 9CrWMn
2 active listings and RFQs →
GB/T 1299 3Cr2W8V
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between GB/T 1299 9CrWMn and GB/T 1299 3Cr2W8V?
GB/T 1299 3Cr2W8V specifies V which is not specified for GB/T 1299 9CrWMn.
Can GB/T 1299 9CrWMn be substituted with GB/T 1299 3Cr2W8V?
GB/T 1299 9CrWMn and GB/T 1299 3Cr2W8V share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.