Trading

09 · Technical Reference

Grade equivalents

Imperial values are converted from metric; section and sheet designations stay metric.

Units
PDF page 25

09

Technical Reference

Weights, grade equivalents, corrosion guidance and documentation standards for estimating, specifying and receiving metal.

  • Weights
  • Equivalents
  • Corrosion
  • Documents

REFGrade Equivalents

Nearest cross-references between standards.

Nearest equivalents are not interchangeable: chemistry, mechanical properties and testing differ. Order to the standard named in the project specification.

Stainless steel

Stainless steel
AISIUNSEN no.EN nameJISGB
304S304001.4301X5CrNi18-10SUS30406Cr19Ni10
304LS304031.4307X2CrNi18-9SUS304L022Cr19Ni10
316S316001.4401X5CrNiMo17-12-2SUS31606Cr17Ni12Mo2
316LS316031.4404X2CrNiMo17-12-2SUS316L022Cr17Ni12Mo2
430S430001.4016X6Cr17SUS43010Cr17
2205S322051.4462X2CrNiMoN22-5-3SUS329J3L022Cr23Ni5Mo3N

Carbon and coated steel

Carbon and coated steel
S235JRA36SS400Q235B
S355JRA572 Gr.50SM490AQ355B
S355J2A572 Gr.50 + impactSM490BQ355D
S355J2HA500 Gr.CSTKR490Q355 (GB/T 6728)
S355J2WA588 Gr.ASMA490AWQ355NH
DD11A1011 CSSPHC—
DC01A1008 CS Type BSPCCDC01 (GB/T 5213)
DX51D+ZA653 CS Type BSGCCDX51D+Z (GB/T 2518)

Aluminium

Aluminium
10501050AAl99.5A10501050A
30033003AlMn1CuA30033003
31053105AlMn0.5Mg0.5A31053105
50055005AlMg1(B)A50055005
50525052AlMg2.5A50525052
57545754AlMg3—5754
50835083AlMg4.5Mn0.7A50835083
60606060AlMgSi—6060
60636063AlMg0.7SiA60636063
60616061AlMg1SiCuA60616061
60826082AlSi1MgMn—6082

Last reviewed 2026-09-26 by the Mulk Trading technical team

Standards referenced: GB/T 6728, GB/T 5213, GB/T 2518

Specifications and ranges are indicative; the quotation, order confirmation and mill certificate are binding.

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