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KS D 3753 STS3 vs GB/T 1299 3Cr2W8V

Minimal Match — 43.6% match based on chemical composition and mechanical property overlap.

KS D 3753 STS3 (KS D 3753:2023) and GB/T 1299 3Cr2W8V (GB/T 1299-2014) are both steel grades. Both fall under the Tool & Die Steels category. KS D 3753 STS3 is typically used for used in chisels, punches, dies, shear tools, gauges, and hand tools., 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.. KS D 3753 STS3 is defined under Korean Industrial Standards (KS), originating from South Korea, while GB/T 1299 3Cr2W8V is defined under Guobiao Standards (GB/T), originating from China.

As per chemical composition, KS D 3753 STS3 vs GB/T 1299 3Cr2W8V is a 65.4% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 43.6%.

Frequently Compared With KS D 3753 STS3:
DIN EN ISO 4957 1.2344 GB/T 1299 4Cr5MoSiV1 EN ISO 683-17 100Cr6 AISI 52100 GB/T 1299 4Cr5MoSiV GOST 5950 4H5MFS1 DIN EN ISO 4957 1.2379 EN ISO 4957 1.2316 GOST 5950 3H2W8F GOST 5950 4H5MFS IS 1570 (Part 6) 103T3 IS 3748 103T3
Match Breakdown
CHEMISTRY MATCH
65.4%
MECHANICAL MATCH
0%
OVERALL
43.6%
Specifications
Property KS D 3753 STS3 GB/T 1299 3Cr2W8V
Standard KS D 3753:2023 GB/T 1299-2014
Category Tool & Die Steels Tool & Die Steels
C (%) 0.80-0.90 0.30-0.40
Si (%) 0.15-0.35 0.20-0.40
Mn (%) 0.30-0.60 0.20-0.50
Cr (%) 0.50-1.00 2.20-2.70
W (%) 0.50-1.00 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 KS D 3753 STS3 GB/T 1299 3Cr2W8V
Tensile Strength 880-1100 MPa 1180-1380 MPa
Yield Strength 700 MPa min 980-1180 MPa
Elongation 10% min 10-14%
Hardness 56-60 HRC 48-54 HRC
Typical Applications
KS D 3753 STS3
Used in chisels, punches, dies, shear tools, gauges, and hand tools.
GB/T 1299 3Cr2W8V
Used for hot forging dies, extrusion dies, die-casting molds, hot punches, and hot shear blades.
Key Differences
Can KS D 3753 STS3 Be Substituted With GB/T 1299 3Cr2W8V?
KS D 3753 STS3 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
KS D 3753 STS3
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 2500–2600 mm (98.43–102.36 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
KS D 3753 STS3
2 active listings and RFQs →
GB/T 1299 3Cr2W8V
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between KS D 3753 STS3 and GB/T 1299 3Cr2W8V?
GB/T 1299 3Cr2W8V specifies V which is not specified for KS D 3753 STS3.
Can KS D 3753 STS3 be substituted with GB/T 1299 3Cr2W8V?
KS D 3753 STS3 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.