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Written by Administrator
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Tuesday, 12 December 2006 |
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| WNR | Steel Group | | 1.00xx | | | | Non-alloy steels | | | Base steels | | 1.01xx | | | | Non-alloy steels | | | Quality steels | | | General structural steels, with Rm < 500 MPa | | 1.02xx | | | | Non-alloy steels | | | Quality steels | | | Other structural steels not intended for heat treatment, with Rm < 500 MPa | | 1.03xx | | | | Non-alloy steels | | | Quality steels | | | Steels with average C < 0,12% or Rm < 400 MPa | | 1.04xx | | | | Non-alloy steels | | | Quality steels | | | Steels with average C >= 0,12% < 0,25% or Rm >= 500 MPa | | 1.05xx | | | | Non-alloy steels | | | Quality steels | | | Steels with average C >= 0,25% < 0,55% or Rm >= 500 < 700 MPa | | 1.06xx | | | | Non-alloy steels | | | Quality steels | | | Steels with average C >= 0,55% or Rm >= 700 MPa | | 1.07xx | | | | Non-alloy steels | | | Quality steels | | | Steels with higher P or S content | | 1.08xx | | | | Alloy steels | | | Quality steels | | | Steels with special physical properties | | 1.09xx | | | | Alloy steels | | | Quality steels | | | Steels for other applications | | 1.10xx | | | | Non-alloy steels | | | Special steels | | | Steels with special physical properties | | 1.11xx | | | | Non-alloy steels | | | Special steels | | | Structural pressure vessel and engeneering steels with C < 0,50% | | 1.12xx | | | | Non-alloy steels | | | Special steels | | | Structural pressure vessel and engeneering steels with C >= 0,50% | | 1.13xx | | | | Non-alloy steels | | | Special steels | | | Structural pressure vessel and engeneering steels with special requirements | | 1.14xx | | | | Non-alloy steels | | | Special steels | | 1.15xx | | | | Non-alloy steels | | | Special steels | | | Tool steels | | 1.16xx | | | | Non-alloy steels | | | Special steels | | | Tool steels | | 1.17xx | | | | Non-alloy steels | | | Special steels | | | Tool steels | | 1.18xx | | | | Non-alloy steels | | | Special steels | | | Tool steels | | 1.19xx | | | | Non-alloy steels | | | Special steels | | 1.20xx | | | | Alloy steels | | | Special steels | | | Tool steels | | | Cr | | 1.21xx | | | | Alloy steels | | | Special steels | | | Tool steels | | | Cr-Si, Cr-Mn, Cr-Mn-Si | | 1.22xx | | | | Alloy steels | | | Special steels | | | Tool steels | | | Cr-V, Cr-V-Si, Cr-V-Mn,Cr-V-Mn-Si | | 1.23xx | | | | Alloy steels | | | Special steels | | | Tool steels | | | Cr-Mo, Cr-Mo-V, Mo-V | | 1.24xx | | | | Alloy steels | | | Special steels | | | Tool steels | | | W, Cr-W | | 1.25xx | | | | Alloy steels | | | Special steels | | | Tool steels | | | W-V, Cr-W-V | | 1.26xx | | | | Alloy steels | | | Special steels | | | Tool steels | | | W, excluding groups 24,25 and 27 | | 1.27xx | | | | Alloy steels | | | Special steels | | | Tool steels | | | With Ni | | 1.28xx | | | | Alloy steels | | | Special steels | | | Tool steels | | | Others | | 1.29xx | | | | Alloy steels | | | Special steels | | | Tool steels | | 1.30xx | | | | Alloy steels | | | Special steels | | | Miscellaneous steels | | 1.31xx | | | | Alloy steels | | | Special steels | | | Miscellaneous steels | | 1.32xx | | | | Alloy steels | | | Special steels | | | Miscellaneous steels | | | High speed steel with Co | | 1.33xx | | | | Alloy steels | | | Special steels | | | Miscellaneous steels | | | High speed steel without Co | | 1.34xx | | | | Alloy steels | | | Special steels | | | Miscellaneous steels | | 1.35xx | | | | Alloy steels | | | Special steels | | | Miscellaneous steels | | | Bearing steels | | 1.36xx | | | | Alloy steels | | | Special steels | | | Miscellaneous steels | | | Materials with special magnetic properties, without Co | | 1.37xx | | | | Alloy steels | | | Special steels | | | Miscellaneous steels | | | Materials with special magnetic properties, with Co | | 1.38xx | | | | Alloy steels | | | Special steels | | | Miscellaneous steels | | | Materials with special physical properties, without Ni | | 1.39xx | | | | Alloy steels | | | Special steels | | | Miscellaneous steels | | | |
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