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IS 1570 (Part 6) T90Mn6WCr2 vs GB/T 1299 9CrWMn

Close Alternative — 80.4% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 6) T90Mn6WCr2 (IS 1570 (Part 6):1996) and GB/T 1299 9CrWMn (GB/T 1299-2014) are both steel grades. Both fall under the Tool & Die Steels category. IS 1570 (Part 6) T90Mn6WCr2 is defined under Bureau of Indian Standards (IS), originating from India, while GB/T 1299 9CrWMn is defined under Guobiao Standards (GB/T), originating from China.

As per chemical composition, IS 1570 (Part 6) T90Mn6WCr2 vs GB/T 1299 9CrWMn is a 80.4% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a close alternative overall at 80.4%.

Frequently Compared With IS 1570 (Part 6) T90Mn6WCr2:
EN ISO 4957 1.2316 GOST 5950 3H2W8F IS 1570 (Part 6) 118T3 GB/T 1299 3Cr2W8V GOST 5950 4H5MFS DIN EN ISO 4957 1.2379 IS 1570 (Part 6) 133T3 DIN EN ISO 4957 1.2344 IS 1570 (Part 6) 103T3 GB/T 1299 4Cr5MoSiV1 GB/T 1299 4Cr5MoSiV EN ISO 683-17 100Cr6
Match Breakdown
CHEMISTRY MATCH
80.4%
MECHANICAL MATCH
No shared data
OVERALL
80.4%
Specifications
Property IS 1570 (Part 6) T90Mn6WCr2 GB/T 1299 9CrWMn
Standard IS 1570 (Part 6):1996 GB/T 1299-2014
Category Tool & Die Steels Tool & Die Steels
C (%) 0.85-0.95 0.85-0.95
Si (%) 0.10-0.35 0.10-0.40
Mn (%) 1.25-1.75 0.90-1.20
Cr (%) 0.30-0.60 0.50-0.80
V (%) <=0.25 (optional) Not specified
W (%) 0.40-0.60 0.50-0.80
P (%) <=0.035 0.030 max
S (%) <=0.035 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 IS 1570 (Part 6) T90Mn6WCr2 GB/T 1299 9CrWMn
Tensile Strength Not specified 850-1050 MPa
Yield Strength Not specified 650-850 MPa
Elongation Not specified 8-12%
Hardness Not specified 58-64 HRC
Typical Applications
IS 1570 (Part 6) T90Mn6WCr2
Not documented
GB/T 1299 9CrWMn
Used for gauges, reamers, punches, dies, measuring tools, and cold cutting blades.
Key Differences
Can IS 1570 (Part 6) T90Mn6WCr2 Be Substituted With GB/T 1299 9CrWMn?
IS 1570 (Part 6) T90Mn6WCr2 and GB/T 1299 9CrWMn 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
IS 1570 (Part 6) T90Mn6WCr2
No active listings currently.
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)
On M-EX Right Now
IS 1570 (Part 6) T90Mn6WCr2
0 active listings and RFQs →
GB/T 1299 9CrWMn
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 1570 (Part 6) T90Mn6WCr2 and GB/T 1299 9CrWMn?
IS 1570 (Part 6) T90Mn6WCr2 specifies V which is not specified for GB/T 1299 9CrWMn.
Can IS 1570 (Part 6) T90Mn6WCr2 be substituted with GB/T 1299 9CrWMn?
IS 1570 (Part 6) T90Mn6WCr2 and GB/T 1299 9CrWMn 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.