1) º¸Åë°­ - ¾Ð¿¬°­Àç
SS (Steel Structual, ÀϹݱ¸Á¶¿ë ¾Ð¿¬°­Àç)
SWS (Steel Welding Structure, ¿ëÁ¢±¸Á¶¿ë ¾Ð¿¬°­Àç)
SMA (Steel  Maring Atmosphere, ¿ëÁ¢±¸Á¶¿ë ³»Èļº ¾Ð¿¬°­Àç)
SV (Steel Rivet, ¸®ºª¿ë ¾Ð¿¬°­Àç)
SBB (Steel, B-º¸Åë, Boiler, º¸ÀÏ·¯ ¹× ¾Ð·Â¿ë±â ¿ë ź¼Ò°­ ¹× ¸ô¸³ºêµ§ °­ÆÇ)
 
2) Ư¼ö°­
±¸Á¶¿ë ź¼Ò°­Àç : SMxxC (Steel Machine Carbon, ±â°è±¸Á¶¿ë ź¼Ò°­) ex. SM45C
±¸Á¶¿ë Çձݰ­Àç : SCr (Steel Chromium, ±¸Á¶¿ë Å©·Ò°­),
                         SCM (Steel Chromium Molybdenum, Å©·Ò ¸ô¸®ºêµ§°­,)
                         SNC (Steel Nickel Chromium, ´ÏÄÌ Å©·Ò°­),
                         SNCM (Steel Nickel Chromium Molybdenum, ´ÏÄÌ Å©·Ò ¸ô¸®ºêµ§°­)
                         SMnC (Steel Manganese Chromium, ¸Á°£ Å©·Ò°­),
                         SACM (Steel Aluminium Chromium Molybdenum, ¾Ë·ç¹Ì´½ Å©·Ò ¸ô¸®ºêµ§°­),
                         SGV (Steel General Vessel, Áß¡¤»ó¿Â ¾Ð·Â¿ë±â¿ë ź¼Ò°­ÆÇ)
                         SBV (Steel Boiler Vessel, º¸ÀÏ·¯ ¹× ¾Ð·Â¿ë±â¿ë ¸Á°£ ¸ô¸®ºêµ§°­ ¹× ¸Á°£ ¸ô¸®ºêµ§ ´ÏÄÌ Çձݰ­)
                         SQV (Steel Quenching Vessel ¾Ð·Â¿ë±â¿ë Á¶ÁúÇü ¸Á°£ ¸ô¸®ºêµ§°­ ¹× ¸Á°£ ¸ô¸®ºêµ§ ´ÏÄÌ Çձݰ­ °­ÆÇ)
 
°ø±¸°­ °­Àç : STC (Steel Tool Carbon, ź¼Ò °ø±¸°­), SKC (Steel K-°ø±¸ Chisel, Áß°ø°­)
                   STS (Steel Tool Special, Çձݰø±¸°­)
                   STD (Steel Tool Die, Çձݰø±¸°­)
                   STF (Steel Tool Forging, Çձݰø±¸°­)
                   SKH (Steel K-°ø±¸ High Speed, °í¼Óµµ °ø±¸°­)
 
Ư¼ö¿ëµµ¿ë °­Àç : STS (Stainless Steel, ½ºÅ×Àθ®½º°­)
                         STB (Steel Stainless Bearing, °íź¼Ò Å©·Ò º£¾î¸µ°­)
SPS (Spring Steel, ½ºÇÁ¸µ°­)
STR (Stainless Steel for Heat Resisting Steel, ³»¿­°­)
SUM (Stainless Use Machinability, Äè»è°­)
 
3) ÁÖ°­
ź¼Ò°­ ÁÖ°­ : SC (Steel Casting, ź¼Ò°­ ÁÖ°­),
                   SCW (Steel Casting Weld, ¿ëÁ¢±¸Á¶¿ë ÁÖ°­)
±¸Á¶¿ë Çձݰ­ ÁÖ°­ : HSC (HIgh Tensile Steel Casting, ±¸Á¶¿ë °íÀå·Â ź¼Ò°­ ¹× ÀúÇձݰ­ ÁÖ°­)
                             LMnSC (Low Manganese Steel Casting, Àú¸Á°£ ÁÖ°­)
                             SiMnSC (Silicon Manganese Steel Casting, ½Ç¸®ÄÜ ¸Á°£ ÁÖ°­)
                             MnCrSC (Manganese Chromium Steel Casting, ¸Á°£ ¸ô¸®ºêµ§ ÁÖ°­)
                             MnMoSc (Manganese Molybdenum Steel Castin, ¸Á°£ ¸ô¸®ºêµ§ ÁÖ°­),
                             CrMoSC (Chromium Molybdenum Steel Casting, Å©·Ò ¸ô¸®ºêµ§ ÁÖ°­),
                             MnCrMoSC (Manganese Chromium Molybdennum Steel Casting, ¸Á°£ Å©·Ò ¸ô¸®ºêµ§ ÁÖ°­)
                             NiCrMoSC (Nickel Chromium Molybdenum Steel Casting, ´ÏÄÌ Å©·Ò ¸ô¸®ºêµ§ ÁÖ°­)
 
Ư¼ö¿ëµµ°­ ÁÖ°­ : SSC (Stainless Steel Casting, ½ºÅ×Àθ®½º ÁÖ°­)
                         HRSC (Heat Resistant Stell Casting, ³»¿­°­ ÁÖ°­)
                         HMnSc (High Manganese Steel Casting, °í¸Á°£ ÁÖ°­)
                         SCPH (Steel Casting Pressure high Temperature, °í¿Â °í¾Ð¿ë ÁÖ°­)
                         SCPL (Steel Casting Prssure Low Temperature, Àú¿Â °í¾Ð¿ë ÁÖ°­)
 
4) ´Ü°­
ź¼Ò°­ ´Ü°­ : SF (Steel Forging, ź¼Ò°­ ´Ü°­)
±¸Á¶¿ë Çձݰ­ ´Ü°­ : SFV (Steel forging Bessel, ¾Ð·Â¿ë±â¿ë Á¶ÁúÇü ź¼Ò°­ ¹× ÀúÇձݰ­ ÁÖ°­)
SFVV (Steel Forging Vessel Vacuum, ¾Ð·Â¿ë±â¿ë Á¶ÁúÇü Áø°øó¸® ź¼Ò°­ ¹× ÀúÇձݰ­ ÁÖ°­)
SFCM (Steel Forging Chromium Molybdenum, Å©·Ò ¸ô¸®ºêµ§ ´Ü°­)
SFNCM (Steel Forging Nickel Chromium Molybdenum, ´ÏÄÌ Å©·Ò ¸ô¸®ºêµ§ ´Ü°­)
 
5) ÁÖö
ȸÁÖö : GC (Grey Casting)
±¸»óÈ濬ÁÖö : GCD (Grey Casting Dectile, ±¸»óÈ濬 ÁÖö)
°¡´Ü ÁÖö : BMC (Black Malleable Casting, Èæ½É °¡´Ü ÁÖö)
                PMC (Pearlite Malleable Casting, ÆÛ¾ó¶óÀÌÆ® °¡´ÜÁÖö)
                WMC (White Malleable Casting, ¹é½É °¡´ÜÁÖö)
 
1) º¸Åë°­ - ¾Ð¿¬°­Àç
SS (Steel Structure, ÀϹݱ¸Á¶¿ë ¾Ð¿¬°­Àç)
SB (Steel Boiler, º¸ÀÏ·Á¿ë ¾Ð¿¬°­Àç)
SV (Steel Rivet, ¸®ºª¿ë ¾Ð¿¬°­Àç)
SM (Steel Marine, ¿ëÁ¢±¸Á¶¿ë ¾Ð¿¬°­Àç)
 
2)Ư¼ö°­
±¸Á¶¿ë ź¼Ò°­Àç : SxxC (Steel Carbon, ±â°è±¸Á¶¿ë ź¼Ò°­)
±¸Á¶¿ë Çձݰ­Àç : SCr (Steel Chromium, ±¸Á¶¿ë Å©·Ò°­)
                         SMn (Steel Manganese, ±¸Á¶¿ë ¸Á°£°­)
                         SMnC (Steel Manganese Chromium, ±¸Á¶¿ë ¸Á°£Å©·Ò°­)
                         SNC (Steel Nickel Chromium, ´ÏÄÌ Å©·Ò°­)
                         SNCM (Steel Nickel Chromium Molybdenum, ´ÏÄÌ Å©·Ò ¸ô¸®ºêµ§°­)
 
±¸Á¶¿ë °­Àç : SK (Steel Kogu(ÍïÎý), ź¼Ò°ø±¸°­)
                   SKS (Steel Kogu Special, Çձݰø±¸°­)
                   SKD (Steel Kogu Dies, Çձݰø±¸°­)
                   SKT (Steel Kogu Tanjo(´ÜÁ¶), Çձݰø±¸°­)
                   SKH (Steel Kogu High speed, °í¼Óµµ °ø±¸°­)
 
Ư¼ö¿ëµµ°­ °­Àç : SUS (Steel Use Stainless, ½ºÅ×Àθ®½º°­(³»½Ä°­))
                         SUH (Steel Ust Heat Resisting, ³»¿­°­)
                         SUJ (Steel Use Journal(õîáô, º£¾î¸µ), º£¾î¸µ°­)
                         SUP (Steel Use Spring, ½ºÇÁ¸µ°­)
                         SUM (Steel Use Machinability, Äè»è°­)
 
3) ÁÖ°­
ź¼Ò°­ ÁÖ°­ : SC (Steel Casting, ÁÖ°­)
                   SCW (Steel Casting, Weld, ¿ëÁ¢±¸Á¶¿ë ÁÖ°­)
±¸Á¶¿ë Çձݰ­ ÁÖ°­ : SCC (Steel Casting Carbon, ±¸Á¶¿ë °íÀå·Âź¼Ò°­ ÁÖ°­)
                             SCMn (Steel Casting Manganese, ¸Á°£ ÀúÇձݰ­ ÁÖ°­)
                             SCSiMn (Steel Casting Silicon Manganese, ½Ç¸®ÄÜ ¸Á°£ ÀúÇձݰ­ ÁÖ°­)
                             SCMnM (Steel Casting Manganese Molybdenum, ¸Á°£ ¸ô¸®ºêµ§ ÀúÇձݰ­ ÁÖ°­)
                             SCCrM (Steel Casting Chromium Molybdenum, Å©·Ò ¸ô¸®ºêµ§ ÀúÇձݰ­ ÁÖ°­)
                             SCMnCrM (Steel Casting Manganese Chromium Molybdenum ÀúÇձݰ­ ÁÖ°­)
                             SMn (Steel Manganese, ±¸Á¶¿ë ¸Á°£°­)
                             SCNCrM (Steel Casting Nickel Chromium Molybdenum, ´ÏÄÌ Å©·Ò ¸ô·¹ºêµ§ ÀúÇձݰ­ ÁÖ°­)
Ư¼ö¿ëµµ¿ë ÁÖ°­ : SCS (Steel Casting Stainless, ½ºÅ×Àθ®½º ÁÖ°­)
                         SCH (Steel Casting Heat Resisting, ³»¿­¿ë ÁÖ°­)
                         SCMnH (Steel Casting Manganese High, °í¸Á°£ ÁÖ°­)
 
4) ´Ü°­
ź¼Ò°­ ´Ü°­ : SF (Steel Forging, ź¼Ò°­ ´Ü°­)
±¸Á¶¿ë Çձݰ­ ´Ü°­, SFV (Steel Forging Vessel, ¾Ð·Â¿ë±â¿ë Á¶ÁúÇü ź¼Ò°­ ¹× ÀúÇձݰ­ ´Ü°­)
                            SFVV (Steel Forging Bessel Vacuum, ¾Ð·Â¿ë±â¿ë Á¶ÁúÇü Áø°øó¸® ź¼Ò°­ ¹× ÀúÇձݰ­ ´Ü°­)
                            SFCM (Steel Forging Chromium Molybdenum, Å©·Ò ¸ô¸®ºêµ§ ´Ü°­)
                            SFNCM (Steel Forging Nickel Chromium Molybdenum, ´ÏÄÌ Å©·Ò ¸ô¸®ºêµ§ ´Ü°­)
 
5) ÁÖö
ȸÁÖö : FC (Ferrum Casting, ȸÁÖö)
±¸»óÈ濬 ÁÖö : FCD(Ferrum Casting Ductile, ±¸»óÈ濬 ÁÖö)
°¡´ÜÈ濬ÁÖö : FCMB (Ferrum Casting Malleable Black, Èæ½É°¡´Ü ÁÖö)
                     FCMW (Ferrum Casting Malleable White, ¹é½É°¡´Ü ÁÖö)
                     FCMB (Ferrum Castign Malleable Pearlite, ÆÛ¾ó¶óÀÌÆ® °¡´Ü ÁÖö)