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In order to achieve it's role in steel body. It is mentioned that this heat process which will be logically heating and cooling work to the body and therefore, the internal grain organization of steel body will be coming densely stabilized.
Steel Sortation | Code | Heat Temp. | Anealing Temp. | Dew Point | Hardening | ||
---|---|---|---|---|---|---|---|
KS | JIS | AISI | (℃) | (℃) | (℃) | HRC | |
Carbon Steel For The Mechanical Frame | SM10C | S10C | 1010 | 760~870 | 860 | - | - |
SM20C | S20C | 1020 | 760~870 | 860 | - | 38 | |
SM30C | S30C | 1030 | 850~900 | 840 | 16 | 54 | |
SM35C | S35C | 1035 | 840~890 | 830 | - | 54 | |
SM40C | S40C | 1039,40 | 830~880 | 820 | 16 | 57 | |
SM45C | S45C | 1045,46 | 820~870 | 810 | - | 57 | |
SM50C | S50C | 1049 | 810~860 | 800 | 16 | 57 | |
SM55C | S55C | 1055 | 800~860 | 790 | 4~12 | 60 | |
Nikel-crome Steel | SNC236 | SNC236 | - | 820~880 | 820 | - | 60 |
SNC631 | SNC631 | - | 820~880 | 820 | - | 58 | |
SNC836 | SNC836 | - | 820~880 | 820 | 4~12 | 59 | |
Nikel-crome-Molivden Steel | SNCM220 | SNCM220 | 8615,17,20 | 850~900 | 860~885 | -7~1 | 43 |
SNCM240 | SNCM240 | 8637,40 | 820~870 | 800~860 | -7~1 | 55 | |
SNCM439 | SNCM439 | 4340 | 820~870 | 800~860 | 13~16 | 56 | |
Crome Steel | SCr430 | SCr430 | 5130,32 | 830~880 | 670~845 | 4~7 | 55 |
SCr435 | SCr435 | 5135 | 830~880 | 670~830 | -5~1 | 58 | |
SCr440 | SCr440 | 5140 | 830~880 | 650~830 | 7~13 | 61 | |
Crome-Molivden Steel | SCM430 | SCM430 | 4130 | 830~880 | 650~830 | 16~18 | 55 |
SCM435 | SCM435 | 4135,37 | 830~880 | 650~830 | 59 | ||
SCM440 | SCM440 | 4140,42 | 830~880 | 650~830 | 13~16 | 59 | |
SCM445 | SCM445 | 4145,47 | 830~880 | 660~830 | 59 | ||
Manngan Steel | SMn438 | SMn438 | 1541 | 830~880 | 650~830 | 57 | |
SMn443 | SMn443 | 1541 | 830~880 | 650~830 | -17~-12 | 60 | |
Stainless Steel | STS410 | SUS410 | 410 | 950~1000 | 800~900 | 10~13 | 44 |
STS420J1 | SUS420J1 | 420 | 920~980 | 800~900 | 10~13 | 53 | |
STS420J2 | SUS420J2 | - | 920~980 | 800~900 | 10~13 | 57 | |
Carbon Tool Steel | STC2 | SK2 | W1-11½ | 760~820 | 750~780 | - | 66 |
STC3 | SK3 | W1-10 | 760~820 | 750~780 | -4~7 | 66 | |
STC5 | SK5 | W1-8 | 760~820 | 740~760 | - | 64 | |
STC7 | SK7 | - | 760~820 | 740~780 | - | 64 | |
Hight-speed Tool Steel | SKH2 | SKH2 | T1 | 1250~1290 | 830~880 | -15~-9 | 64 |
SKH3 | SKH3 | T4 | 1260~1300 | 850~900 | - | 66 | |
SKH51 | SKH51 | M2 | 1200~1240 | 800~850 | -18~-12 | 64 | |
SKH55 | SKH55 | - | 1210~1250 | 800~850 | - | 65 | |
SKH57 | SKH57 | - | 1210~1250 | 820~870 | - | 65 | |
Alloyed Tool Steel | STS2 | SKS2 | - | 830~880 | 750~800 | - | 65 |
STS3 | SKS3 | - | 800~850 | 750~800 | -4~7 | 65 | |
STS11 | SKS11 | F2 | 760~810 | 740~760 | - | 67 | |
STS41 | SKS41 | - | 850~900 | 780~810 | - | 58 | |
STS43 | SKS43 | W2-9½ | 770~820 | 750~790 | - | 63 | |
STD1 | SKD1 | D3 | 930~980 | 800~850 | -7~10 | 65 | |
STD11 | SKD11 | D2 | 1000~1050 | 800~850 | -7~10 | 65 | |
STD12 | SKD12 | A2 | 930~980 | 800~850 | -7~-1 | 64 | |
STD6 | SKD6 | H11 | 1000~1050 | 800~850 | 2~7 | 56 | |
STD61 | SKD61 | H13 | 1000~1050 | 800~850 | 2~7 | 53 | |
STD62 | SKD62 | H12 | 1000~1050 | 800~850 | 2~7 | 58 | |
Nitriding Steel | SACM645 | SACM645 | - | 880~930 | 780~860 | - | 55 |
Spring Steel | SPS1 | SUP3 | 1075,78 | 830~860 | 680~815 | - | 65 |
SPS4 | SUP7 | 9260 | 830~860 | 830~850 | - | 62 | |
SPS6 | SUP10 | 6150 | 830~860 | 820~870 | - | 58 | |
SPS13 | SUP9 | - | 840~870 | 790~860 | - | 59 | |
High Carbon Crome Bearing Steel | STB2 | SUJ2 | 52100 | 815~845 | 775~785 | - | 65 |
STB3 | SUJ3 | - | 790~840 | 760~780 | - | 65 |