鋼種記号
 Type of Steel
type.htmlClassification
 SS  Rolled Steel for General Structure
 SGD  Rolled Carbon Steel for Cold-Finished Steel Bars
 SxxC  Carbon Steel for Machine Structure Use
 SNC  Nickel Chromium Steel
 SNCM  Nickel Chromium Molybdenum Steel
 SCr  Chromium Steel
 SCM  Chromium Molybdenum Steel
 SMn  Manganese Steel for Machine Structural Use
 SNB  Alloy steel bolting materials for high temperature service
 SK  Carbon tool steel
 SKS  Alloy tool steel
 SUP  Spring Steel
 SUM  Free cutting carbon steel
 SUJ  high carbon chromium bearing steel
 SWRM  Low carbon steel wire rods
 SB,SB-M  Carbon Steel and Other Pressure Vessels
   for Boilers and Other Pressure Vessels
 SCMV  Chromium-Molybdenum Alloy Steel Plates
   for Boilers and Pressure Vessels
 SUS  Stainless Steel
  オーステナイト系  Austenitic series
  フェライト系  Ferritic series
  マルテンサイト系  Martensitic series
  オーステンナイト・フェライト系  Austenitic ferritic series
  析出硬化系  Precipitation hardening series
 SUH  Heat-resisting steel
 TB (チタン)  Titanium
 MONEL (モネル)  Monel
 INCONEL (インコネル)  Inconel
 HASTELLOY (ハステロイ)  Hastelloy
 主要適用規格 Mainly Available Specifications
 JIS(Japanese Industrial Standards)
 ASTM, FS(QQS), MIL, AMS(SAE), ASME, BS, DIN,