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GOST 4543-2016 30HN3A Steel: Specifications & Listings

GOST 4543-2016 30HN3A: 30HN3A is a medium carbon nickel-chromium alloy steel with high toughness and strength. It is suitable for heavily stressed structural components.

Forms: Round Bar Category: Alloy Steel
Grade Details
GradeGOST 4543-2016 30HN3A
Standard GOST 4543-2016
ApplicationsUsed for aircraft fittings, shafts, gears, spindles, and heavy machinery parts.
Most Active InCentral (Madhya Pradesh)
Supply & Demand by FormSee Full Supply & Demand →
Round Bar →
Low Activity
Grade ComparisonCompare With a Specific Grade →
Grade Standard Match
IS 1570 (Part 4) 15Cr6Ni6 IS 1570 (Part 4):1988 Related Material
BS 970 (Part 1) 655H13 BS 970 (Part 1):1991 Related Material
BS 970 (Part 3) 637M17 BS 970 (Part 3):1991 Related Material
BS 970 (Part 3) 655M13 BS 970 (Part 3):1991 Related Material
BS 970 (Part 1) 655M13 BS 970 (Part 1):1983 Related Material
BS 970 (Part 1) 655H13 BS 970 (Part 1):1983 Related Material
BS 970 EN111A BS 970:1955 Related Material
BS 970 (Part 3) 635M15 BS 970 (Part 3):1991 Related Material
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Chemical Composition (%)
C Cr Ni Mn Si
0.27-0.34 0.6-0.9 2.75-3.15 0.3-0.6 0.17-0.37
Mechanical Properties
Tensile Strength 980-1180 MPa
Yield Strength 835 MPa min
Elongation 10% min
Hardness 285-352 HB

Popular forms for this grade:

Round Bar (2)

Active GOST 4543-2016 30HN3A Listings on M-EX (For Sale)

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GOST 4543-2016 30HN3A Round Bar
1.800 MT
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GOST 4543-2016 30HN3A Round Bar
1.900 MT
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