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GB/T 699 35Mn vs IS 5517 35Ni5Cr2

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

GB/T 699 35Mn (GB/T 699:2015) and IS 5517 35Ni5Cr2 (IS 5517:1993) are both steel grades. GB/T 699 35Mn is classified under Carbon Steel, while IS 5517 35Ni5Cr2 is classified under Alloy Steel — a different category, which is worth noting alongside the chemistry match below. GB/T 699 35Mn is defined under Guobiao Standards (GB/T), originating from China, while IS 5517 35Ni5Cr2 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, GB/T 699 35Mn vs IS 5517 35Ni5Cr2 is a 73.2% match. As per mechanical properties, the match is 50%. Combined, this makes them a related material overall at 65%.

Frequently Compared With GB/T 699 35Mn:
BS 970 (Part 1) 060A45 BS 970 (Part 1) 045M10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 055M15 BS 970 (Part 1) 060A32 BS 970 (Part 1) 060A40 BS 970 (Part 1) 040A04 BS 970 (Part 1) 040A12 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045A10 BS 970 (Part 3) 045A10 BS 970 (Part 1) 040A10
Match Breakdown
CHEMISTRY MATCH
73.2%
MECHANICAL MATCH
50%
OVERALL
65%
Specifications
Property GB/T 699 35Mn IS 5517 35Ni5Cr2
Standard GB/T 699:2015 IS 5517:1993
Category Carbon Steel Alloy Steel
C (%) 0.32-0.39 0.30-0.40
Si (%) 0.17-0.37 0.10-0.35
Mn (%) 0.70-1.00 0.60-0.90
P (%) <=0.035 <=0.035
S (%) <=0.035 <=0.035
Cr (%) <=0.25 0.45-0.75
Ni (%) <=0.30 1.00-1.50
Cu (%) <=0.25 Not specified
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 699 35Mn IS 5517 35Ni5Cr2
Tensile Strength >=560 MPa 700-850 MPa
Yield Strength >=335 MPa Not specified
Elongation >=18% >=18%
Hardness <=229 HB (as delivered, not heat treated) Not specified
Condition Normalized 25 mm sample blank, bars up to 80 mm; hardness for delivery state Hardened and tempered, ruling section up to 150 mm
Yield Strength (0.2% proof) Not specified 540 MPa min
Izod Impact Not specified 55 J min
Hardness (annealed) Not specified <=229 HB
Typical Applications
GB/T 699 35Mn
Hot-rolled or forged quality carbon structural steel bars up to 250 mm
IS 5517 35Ni5Cr2
Not documented
Key Differences
Can GB/T 699 35Mn Be Substituted With IS 5517 35Ni5Cr2?
GB/T 699 35Mn and IS 5517 35Ni5Cr2 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.
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GB/T 699 35Mn
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IS 5517 35Ni5Cr2
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Frequently Asked Questions
What is the difference between GB/T 699 35Mn and IS 5517 35Ni5Cr2?
Different category: GB/T 699 35Mn is Carbon Steel, IS 5517 35Ni5Cr2 is Alloy Steel. GB/T 699 35Mn specifies Cu which is not specified for IS 5517 35Ni5Cr2.
Can GB/T 699 35Mn be substituted with IS 5517 35Ni5Cr2?
GB/T 699 35Mn and IS 5517 35Ni5Cr2 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.