Grades table

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Stainless steels
  • Martensitic stainless steels
  • Austenitic stainless steels
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    A&D Grade Specifications Chemical Composition Mechanical properties
    European standard USA Common designation C Ni Cr Mo Heat
    treatment    		 UTS
    (N/mm²)    		 0,2% YS
    (N/mm²)    		 A
    (%)
    M30NW X4CrNiMoN21‑9‑4     ≤ 0.06 9.50 21.00   H 860 450 40
    SC2104 X2CrNiMoN17‑13‑3 UNS: S31654 316LN < 0.03 14.00 17.00 2.80 H 630 300 45
    SC2118 X2CrNiMo17‑12   Z2CND18‑12+N2 < 0.035 12.00 17.50 2.50 H 550 240 40
    X18BC X2CrNi19‑11 UNS: S30403 304L < 0.03 11.00 19.00   H 550 190 60
    X18MBC X2CrNiMo17 ‑12‑2 UNS: S31603
    AISI: 316L    		 316L < 0.03 12.00 17.00 2.50 H 550 200 60
    X18PA X6CrNiTi18‑10 UNS: S32100
    AISI: 321    		 321 < 0.08 11.00 18.00   H 600 220 50
    M25W X2CrNiMo18‑14‑3 UNS: S31673   < 0.03 14.00 18.00 3.00 H 540 210 60
    NYB66 X1CrNiMoWN24‑22‑6 UNS: S31266   < 0.03 22.00 24.00 5.50 H > 800 > 420 > 50
    SC2109 X2CrNi18‑9     < 0.03 10.00 19.00   H 550 220 45
    NY810 X10NiCrAlTi32‑21 UNS: N08810 INCOLOY 800H ≤ 0.10 32.00 21.00   H ≥ 448 ≥ 172 ≥ 30
    Key to heat treatment symbols
    Solution treated H Annealed R
    Thermo-mechanical treatment TM Quenched and tempered T+RV
    Sub-zero treatment F Solution treated and aged H+V

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  • Ferritic stainless steels
  • Stainless steels with structural hardening
  • Stainless steels for high temperatures