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IS 3748 50T8 vs CSA G40.21 350WT

Related Material — 65% match based on chemical composition and mechanical property overlap.

IS 3748 50T8 (IS 3748:1990) and CSA G40.21 350WT (CSA G40.21-13 (R2023)) are both steel grades. IS 3748 50T8 is classified under Tool & Die Steels, while CSA G40.21 350WT is classified under Alloy Steel — a different category, which is worth noting alongside the chemistry match below. IS 3748 50T8 is typically used for cold work tools and dies for blanking, trimming, chipping and shearing, while CSA G40.21 350WT is commonly used for bridges,offshore structures,heavy fabrication,pressure vessels,cranes,structural components. IS 3748 50T8 is defined under Bureau of Indian Standards (IS), originating from India, while CSA G40.21 350WT is defined under Canadian Standards Association (CSA), originating from Canada.

As per chemical composition, IS 3748 50T8 vs CSA G40.21 350WT is a 82.1% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a related material overall at 65%.

Frequently Compared With IS 3748 50T8:
IS 3748 118T3 IS 1570 (Part 6) 118T3 IS 1570 (Part 6) 55T8 EN ISO 4957 1.2316 IS 3748 103T3 IS 1570 (Part 6) 133T3 GB/T 1299 3Cr2W8V IS 1570 (Part 6) 50T8 IS 1570 (Part 6) 60T6 IS 1570 (Part 6) 65T6 IS 1570 (Part 6) 75T6 DIN EN ISO 4957 1.2344
Match Breakdown
CHEMISTRY MATCH
82.1%
MECHANICAL MATCH
No shared data
OVERALL
65%
Specifications
Property IS 3748 50T8 CSA G40.21 350WT
Standard IS 3748:1990 CSA G40.21-13 (R2023)
Category Tool & Die Steels Alloy Steel
C (%) 0.45-0.55 <=0.22
Si (%) 0.10-0.35 Not specified
Mn (%) 0.60-0.90 <=1.60
S (%) <=0.035 <=0.035
P (%) <=0.035 <=0.035
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property IS 3748 50T8 CSA G40.21 350WT
Hardness <=210 HB Not specified
Condition Annealed (maximum Brinell hardness) Not specified
Tensile Strength Not specified 480-650 MPa
Yield Strength Not specified 350 MPa min
Elongation Not specified 18-22 %
Typical Applications
IS 3748 50T8
Cold work tools and dies for blanking, trimming, chipping and shearing
CSA G40.21 350WT
bridges,offshore structures,heavy fabrication,pressure vessels,cranes,structural components
Key Differences
Can IS 3748 50T8 Be Substituted With CSA G40.21 350WT?
IS 3748 50T8 and CSA G40.21 350WT 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 3748 50T8
No active listings currently.
CSA G40.21 350WT
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 6600–7000 mm (259.84–275.59 in)
On M-EX Right Now
IS 3748 50T8
0 active listings and RFQs →
CSA G40.21 350WT
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 3748 50T8 and CSA G40.21 350WT?
Different category: IS 3748 50T8 is Tool & Die Steels, CSA G40.21 350WT is Alloy Steel. IS 3748 50T8 specifies Si which is not specified for CSA G40.21 350WT.
Can IS 3748 50T8 be substituted with CSA G40.21 350WT?
IS 3748 50T8 and CSA G40.21 350WT 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.