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IS 2062 (Part 1):2025 E410B0 Steel: Specifications & Listings

IS 2062 (Part 1):2025 E410B0: E410B0 is grade E 410, quality B0, in IS 2062 (Part 1):2025 (Structural Steel, Part 1: Hot Rolled Medium and High Tensile Steel), which covers plates, sheets, strips, shapes, sections, flats, bars and rods for structural work. The grade is named by its minimum yield stress.

Category: Structural Steel
Grade Details
GradeIS 2062 (Part 1):2025 E410B0
Standard IS 2062 (Part 1):2025
ApplicationsStructural work: welded, bolted and riveted structures and general engineering purposes
Grade ComparisonCompare With a Specific Grade →
Grade Standard Match
IS 2062 (Part 1) E410C IS 2062 (Part 1):2025 Strong Match
IS 2062 (Part 1) E410A IS 2062 (Part 1):2025 Strong Match
IS 2062 (Part 1) E410BR IS 2062 (Part 1):2025 Strong Match
AS/NZS 3678 Grade 450 AS/NZS 3678:2016 Strong Match
AS/NZS Grade 500 AS/NZS 3597:2008 Strong Match
IS 2062 (Part 1) E350B0 IS 2062 (Part 1):2025 Strong Match
IS 2062 (Part 1) E300B0 IS 2062 (Part 1):2025 Strong Match
IS 2062 (Part 1) E350C IS 2062 (Part 1):2025 Strong Match
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Chemical Composition (%)
C Mn Si S P CEV
<=0.20 <=1.65 <=0.45 <=0.045 <=0.045 <=0.50
Mechanical Properties
Tensile Strength >=540 MPa
Yield Strength 410 MPa (<=16mm) / 390 MPa (16-40mm) / 380 MPa (40-100mm) / 350 MPa (>100mm)
Elongation >=20% (<=40mm) / >=19% (40-63mm) / >=18% (63-100mm) / >=18% (>100mm)
Impact Energy >=25 J at 0°C

More data from IS 2062 (Part 1):2025

From the standard
Yield stress by thickness 4 thickness ranges
Thickness or diameter (mm)Yield stress ReH, min (MPa)
Up to 16410
Over 16 to 40390
Over 40 to 100380
Over 100350
For thickness or diameter above 100 mm, a lower minimum tensile strength may be agreed between the purchaser and the manufacturer.
Source: IS 2062 (Part 1):2025, Table 3, notes 1 and 4
Elongation by thickness gauge length 5.65 root So
Thickness or diameter (mm)Elongation A, min (%)
Up to 4020
Over 40 to 6319
Over 63 to 10018
Over 10018
Values are for lengthwise test pieces. For crosswise test pieces (plates, sheets and strips) up to 100 mm, the values are 2 lower.
Source: IS 2062 (Part 1):2025, Table 3, notes 5 and 6
Bend test t is the thickness
Internal bend diameter, maximum, thickness up to 25 mm
2t
Internal bend diameter, maximum, thickness over 25 to 30 mm
Not required
t is the thickness or diameter of the test piece. The bend test is not required above 25 mm for grades E 300 to E 650.
Source: IS 2062 (Part 1):2025, Table 3, note 2
Impact test and deoxidation quality B0
Impact test
Mandatory at 0°C
Minimum Charpy impact energy
25 J
Mode of deoxidation
Semi-killed or killed
Source: IS 2062 (Part 1):2025, Tables 1 and 3, clause 5
Other composition limits from the table notes
Nitrogen, maximum
0.012 percent
Copper as residual, maximum
0.20 percent
Micro-alloying elements (Nb, V, Ti), total maximum
0.25 percent
Alloying elements (Cr, Ni, Mo, B), by agreement, maximum
0.50 percent
Copper-bearing quality
Cu 0.20 to 0.35 percent by agreement, suffix Cu (for example E 250 Cu), CE limit raised by 0.02
Carbon equivalent CE = C + Mn/6 + (Cr+Mo+V)/5 + (Ni+Cu)/15, from the ladle analysis.
Source: IS 2062 (Part 1):2025, Table 1, notes 3 to 9

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