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IS 1570 (Part 6) T50NiCrMo4 vs GB/T 1299 4Cr5MoSiV1

Minimal Match — 35% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 6) T50NiCrMo4 (IS 1570 (Part 6):1996) and GB/T 1299 4Cr5MoSiV1 (GB/T 1299-2014) are both steel grades. Both fall under the Tool & Die Steels category. IS 1570 (Part 6) T50NiCrMo4 is defined under Bureau of Indian Standards (IS), originating from India, while GB/T 1299 4Cr5MoSiV1 is defined under Guobiao Standards (GB/T), originating from China.

As per chemical composition, IS 1570 (Part 6) T50NiCrMo4 vs GB/T 1299 4Cr5MoSiV1 is a 49.7% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With IS 1570 (Part 6) T50NiCrMo4:
EN ISO 683-17 100Cr6 IS 1570 (Part 6) 103T3 GB/T 1299 4Cr5MoSiV EN ISO 4957 1.2316 IS 1570 (Part 6) 133T3 GOST 5950 4H5MFS1 DIN EN ISO 4957 1.2344 DIN EN ISO 4957 1.2379 IS 1570 (Part 6) 118T3 GOST 5950 4H5MFS GOST 5950 3H2W8F GB/T 1299 3Cr2W8V
Match Breakdown
CHEMISTRY MATCH
49.7%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property IS 1570 (Part 6) T50NiCrMo4 GB/T 1299 4Cr5MoSiV1
Standard IS 1570 (Part 6):1996 GB/T 1299-2014
Category Tool & Die Steels Tool & Die Steels
C (%) 0.45-0.55 0.32–0.45
Si (%) 0.10-0.35 0.80–1.20
Mn (%) 0.50-0.80 0.20–0.50
Ni (%) 0.80-1.00 Not specified
Cr (%) 0.80-1.00 4.75–5.50
Mo (%) 0.30-0.40 1.20–1.75
P (%) <=0.035 Not specified
S (%) <=0.035 Not specified
V (%) Not specified 0.80–1.20
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) T50NiCrMo4 GB/T 1299 4Cr5MoSiV1
Hardness HRC (hardened) Not specified 42–54
Hardness HB (annealed) Not specified ≤235
Typical Applications
IS 1570 (Part 6) T50NiCrMo4
Not documented
GB/T 1299 4Cr5MoSiV1
Die casting dies, forging dies, extrusion tools
Key Differences
Can IS 1570 (Part 6) T50NiCrMo4 Be Substituted With GB/T 1299 4Cr5MoSiV1?
IS 1570 (Part 6) T50NiCrMo4 and GB/T 1299 4Cr5MoSiV1 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
IS 1570 (Part 6) T50NiCrMo4
No active listings currently.
GB/T 1299 4Cr5MoSiV1
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 2700–4100 mm (106.3–161.42 in)
On M-EX Right Now
IS 1570 (Part 6) T50NiCrMo4
0 active listings and RFQs →
GB/T 1299 4Cr5MoSiV1
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 1570 (Part 6) T50NiCrMo4 and GB/T 1299 4Cr5MoSiV1?
IS 1570 (Part 6) T50NiCrMo4 specifies Ni, P, S which are not specified for GB/T 1299 4Cr5MoSiV1. GB/T 1299 4Cr5MoSiV1 specifies V which is not specified for IS 1570 (Part 6) T50NiCrMo4.
Can IS 1570 (Part 6) T50NiCrMo4 be substituted with GB/T 1299 4Cr5MoSiV1?
IS 1570 (Part 6) T50NiCrMo4 and GB/T 1299 4Cr5MoSiV1 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.