high carbon steel
고탄소강
좌우로 슬라이드 시 내용 확인 가능합니다
고탄소강 화학적 성분표
Classification | Symbol | Chemical Composition | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
KS | GB | JIS | DIN | BS | SAE/AISI | C | Si | Mn | P | S | Cu | Ni | Cr | Ni+Cr | Specific usage |
|
High | S30CM | 30 | S30CM | Ck30 | - | 1030 | 0.27 ~ 0.33 |
0.15 ~ 0.35 |
0.60 ~ 0.90 |
0.030 Max |
0.035 Max |
0.30 Max |
0.20 Max |
0.20 Max |
0.35 Max |
Retainer Washer |
Carbon | Clutch Parts |
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Steel | S35CM | 35 | S35CM | Ck35 | - | 1035 | 0.32 ~ 0.38 |
0.15 ~ 0.35 |
0.60 ~ 0.90 |
0.030 Max |
0.035 Max |
0.30 Max |
0.20 Max |
0.20 Max |
0.35 Max |
Chain Parts |
Strip | S45CM | 45 | S45CM | Ck45 | - | 1045 | 0.42 ~ 0.48 |
0.15 ~ 0.35 |
0.60 ~ 0.90 |
0.030 Max |
0.035 Max |
0.30 Max |
0.20 Max |
0.20 Max |
0.35 Max |
Spring |
S50CM | 50 | S50CM | Ck50 | - | 1050 | 0.47 ~ 0.53 |
0.15 ~ 0.35 |
0.60 ~ 0.90 |
0.030 Max |
0.035 Max |
0.30 Max |
0.20 Max |
0.20 Max |
0.35 Max |
Umbrella Rib |
|
JIS G 3311 | S55CM | 55 | S55CM | Ck55 | - | 1055 | 0.52 ~ 0.58 |
0.15 ~ 0.35 |
0.60 ~ 0.90 |
0.030 Max |
0.035 Max |
0.30 Max |
0.20 Max |
0.20 Max |
0.35 Max |
Can Opener |
S60CM | 60 | S60CM | Ck60 | CS60 | 1060 | 0.55 ~ 0.65 |
0.15 ~ 0.35 |
0.60 ~ 0.90 |
0.030 Max |
0.035 Max |
0.30 Max |
0.20 Max |
0.20 Max |
Saw Blade |
||
S65CM | 65 | S65CM | Ck65 | 0.60 ~ 0.70 |
0.15 ~ 0.35 |
0.60 ~ 0.90 |
0.030 Max |
0.035 Max |
0.30 Max |
0.20 Max |
0.20 Max |
Shoe Shank |
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S70CM | S70CM | Ck75 | CS70 | 1070 | 0.65 ~ 0.75 |
0.15 ~ 0.35 |
0.60 ~ 0.90 |
0.030 Max |
0.035 Max |
0.30 Max |
0.20 Max |
0.20 Max |
Camera Parts |
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S75CM | S75CM | CS80 | 1074 | 0.70 ~ 0.80 |
0.15 ~ 0.35 |
0.60 ~ 0.90 |
0.030 Max |
0.035 Max |
0.30 Max |
0.20 Max |
0.20 Max |
Automobile Parts |
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S85CM | S85CM | 0.80 ~ 0.90 |
0.15 ~ 0.35 |
0.70 ~ 1.00 |
0.030 Max |
0.035 Max |
0.30 Max |
0.20 Max |
0.20 Max |
etc. | ||||||
Carbon | SK2M (SK120M) |
T12 | SK2M | C125W2 | BW1C | 1.15 ~ 1.25 |
0.10 ~ 0.35 |
0.10 ~ 0.50 |
0.030 Max |
0.030 Max |
0.25 Max |
0.25 Max |
0.30 Max |
Spring | ||
Tool Steel | SK3M (SK105M) |
T10 | SK3M | C105W2 | BW1B | 1095 | 1.00 ~ 1.10 |
0.10 ~ 0.35 |
0.10 ~ 0.50 |
0.030 Max |
0.030 Max |
0.25 Max |
0.25 Max |
0.30 Max |
Saw Blade |
|
Strip | SK4M (SK95M) |
SK4M | 1086 | 0.90 ~ 1.00 |
0.10 ~ 0.35 |
0.10 ~ 0.50 |
0.030 Max |
0.030 Max |
0.25 Max |
0.25 Max |
0.30 Max |
Stationery Knife |
||||
SK5M (SK85M) |
SKS5M | 0.80 ~ 0.90 |
0.10 ~ 0.35 |
0.10 ~ 0.50 |
0.030 Max |
0.030 Max |
0.25 Max |
0.25 Max |
0.30 Max |
Clock Spring |
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JIS G 3311 | SK6M (SK75M) |
0.70 ~ 0.80 |
0.10 ~ 0.35 |
0.10 ~ 0.50 |
0.030 Max |
0.030 Max |
0.25 Max |
0.25 Max |
0.30 Max |
Knitting Needle |
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SK7M (SK65M) |
0.60 ~ 0.70 |
0.10 ~ 0.35 |
0.10 ~ 0.50 |
0.030 Max |
0.030 Max |
0.25 Max |
0.25 Max |
0.30 Max |
Clutch Parts |
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SK5M Mo |
T8 | SK5M | 0.80 ~ 0.90 |
0.35 Max |
0.50 Max |
0.030 Max |
0.030 Max |
0.20 Max |
etc. | |||||||
SK2M Cr4 |
SK2M Cr4 |
0.17 ~ 1.23 |
0.15 ~ 0.25 |
0.35 ~ 0.50 |
0.020 Max |
0.050 Max |
0.30 Max |
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Alloy Tool | SKS2M | 1.00 ~ 1.10 |
0.35 Max |
0.50 Max |
0.030 Max |
0.030 Max |
0.25 Max |
0.25 Max |
0.50 ~ 1.00 |
Saw Blade |
||||||
Steel Strip | SKS5M | SKS5M | 0.75 ~ 0.85 |
0.35Max | 0.50Max | 0.030 Max |
0.030 Max |
0.25 Max |
0.25 Max |
0.20 ~ 0.50 |
Stationery Knife |
|||||
JIS G 3311 | SKS7M | 1.10 ~ 1.20 |
0.35Max | 0.50Max | 0.030 Max |
0.030 Max |
0.25 Max |
0.70 ~ 1.30 |
0.20 ~ 0.50 |
etc. | ||||||
SKS51M | SKS51M | 0.75 ~ 0.85 |
0.35Max | 0.50Max | 0.030 Max |
0.030 Max |
0.25 Max |
1.30 ~ 2.00 |
0.20 ~ 0.50 |
|||||||
Nickel Chromium |
SNC415M | SNC415M | 0.12 ~ 0.18 |
0.15 ~ 0.35 |
0.35 ~ 0.65 |
0.030 Max |
0.030 Max |
0.30 Max |
2.00 ~ 2.50 |
0.20 ~ 0.50 |
Machinery Parts |
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Steel Strip | SNC631M | SNC631M | 0.27 ~ 0.35 |
0.15 ~ 0.35 |
0.35 ~ 0.65 |
0.030 Max |
0.030 Max |
0.30 Max |
2.50 ~ 3.00 |
0.60 ~ 1.00 |
etc. | |||||
JIS G 3311 | SNC836M | SNC836M | 0.32 ~ 0.40 |
0.15 ~ 0.35 |
0.35 ~ 0.65 |
0.030 Max |
0.030 Max |
0.30 Max |
3.00 ~ 3.50 |
0.60 ~ 1.00 |
||||||
Nickel Chromium |
SNCM220M | SNCM220M | 805A20 805M20 |
8615 8620 |
0.17 ~ 0.23 |
0.15 ~ 0.35 |
0.60 ~ 0.90 |
0.030 Max |
0.030 Max |
0.30 Max |
0.40 ~ 0.70 |
0.40 ~ 0.65 |
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Molybdenum | Recliner | |||||||||||||||
JIS G 3311 | ||||||||||||||||
Manganese Steel Strip |
SMn420M | SMn420M | 120M19 150M19 |
1522 | 0.17 ~ 0.23 |
0.15 ~ 0.35 |
1.20 ~ 1.50 |
0.030 Max |
0.030 Max |
0.30 Max |
0.25 Max |
0.30 Max |
Chain Parts |
|||
JIS G 3311 | Safety Buckle |
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SMn433M | SMn433M | 120M36 150M36 |
1536 | 0.30 ~ 0.36 |
0.15 ~ 0.35 |
1.20 ~ 1.50 |
0.030 Max |
0.030 Max |
0.30 Max |
0.25 Max |
0.30 Max |
etc. | ||||
Chromium | SCM415M | 15CrMo | SCM415M | 15CrMO | 1502-620 | 0.13 ~ 0.18 |
0.15 ~ 0.35 |
0.60 ~ 0.85 |
0.030 Max |
0.030 Max |
0.30 Max |
0.25 Max |
0.90 ~ 1.20 |
Chain Parts |
||
Molybdenum | Typewriter Parts |
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Steel Strip | Calculator Parts |
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JIS G 3311 | SCM420M | SCM420M | 708M20 | 0.18 ~ 0.23 |
0.15 ~ 0.35 |
0.60 ~ 0.85 |
0.030 Max |
0.030 Max |
0.30 Max |
0.25 Max |
0.90 ~ 1.20 |
Safety Buckle |
||||
SCM430M | SCM430M | 708A30 | 4130 | 0.28 ~ 0.33 |
0.15 ~ 0.35 |
0.60 ~ 0.85 |
0.030 Max |
0.030 Max |
0.30 Max |
0.25 Max |
0.90 ~ 1.20 |
Machinery Parts |
||||
SCM435M | 35CrMo | SCM435M | 34CrMo | 708A37 709A37 |
4135 | 0.33 ~ 0.38 |
0.15 ~ 0.35 |
0.60 ~ 0.85 |
0.030 Max |
0.030 Max |
0.30 Max |
0.25 Max |
0.90 ~ 1.20 |
Cutter | ||
SCM440M | SCM440M | 42CrMo4 | 708A40 709M40 |
4140 4142 |
0.38 ~ 0.43 |
0.15 ~ 0.35 |
0.60 ~ 0.85 |
0.030 Max |
0.030 Max |
0.30 Max |
0.25 Max |
0.90 ~ 1.20 |
etc. | |||
Spring Steel Strip |
SUP6M | SUP6M | 250A53 | 0.56 ~ 0.64 |
1.50 ~ 1.80 |
0.70 ~ 1.00 |
0.035 Max |
0.035 Max |
0.30 Max |
Plate Spring |
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JIS G 3311 | Clock Spring |
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SUP9M | SUP9M | 55Cr3 | 527A60 | 0.52 ~ 0.60 |
0.15 ~ 0.35 |
0.60 ~ 0.95 |
0.035 Max |
0.035 Max |
0.30 Max |
0.65 ~ 0.95 |
Toy Spring |
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SUP10M | 50CrV4 | SUP10M | 50CrV4 | En47 | 6150 | 0.47 ~ 0.55 |
0.47 ~ 0.55 |
0.60 ~ 0.95 |
0.035 Max |
0.035 Max |
0.30 Max |
0.80 ~ 1.10 |
Special Spring etc. |
|||
SAE1552 | 0.46 ~ 0.55 |
1.20 ~ 1.55 |
0.15 ~ 0.30 |
0.040 Max |
0.050 Max |
좌우로 슬라이드 시 내용 확인 가능합니다
고탄소강 기계적 성질표
Symbol of Temper | A | S | R |
---|---|---|---|
Dislinction of Temper | Annealing State | Skin Pass State | Cold Rolled State |
Symbol | Hardness(HV) | Hardness(HV) | Hardness(HV) |
SK2M (SK120M) | 180 ~ 220 | 220 Max | 220 ~ 310 |
SK3M (SK105M) | 180 ~ 220 | 220 Max | 220 ~ 310 |
SK4M (SK95M) | 180 ~ 220 | 210 Max | 210 ~ 300 |
SK5M (SK85M) | 170 ~ 200 | 210 Max | 210 ~ 300 |
SK6M (SK75M) | 170 ~ 190 | 200 Max | 200 ~ 290 |
SK7M (SK65M) | 160 ~ 190 | 200 Max | 200 ~ 290 |
S30CM | 140 ~ 160 | 160 Max | 160 ~ 250 |
S35CM | 150 ~ 170 | 170 Max | 170 ~ 250 |
S45CM | 150 ~ 170 | 170 Max | 170 ~ 260 |
S50CM | 160 ~ 180 | 180 Max | 180 ~ 270 |
S55CM | 160 ~ 180 | 180 Max | 180 ~ 270 |
S60CM | 170 ~ 190 | 190 Max | 190 ~ 280 |
S65CM | 170 ~ 190 | 190 Max | 190 ~ 280 |
S70CM | 175 ~ 195 | 190 Max | 190 ~ 290 |
SCM415M | 170 Max | 180 Max | 170 ~ 240 |
SCM420M | 180 Max | 190 Max | 180 ~ 250 |
SCM430M | 180 Max | 190 Max | 180 ~ 250 |
SCM435M | 190 Max | 200 Max | 190 ~ 270 |
SCM440M | 200 Max | 210 Max | 200 ~ 280 |
SMn420M | 160 Max | 170 Max | 160 ~ 240 |
SMn433M | 170 Max | 180 Max | 170 ~ 250 |
SUP6M | 210 Max | 220 Max | 210 ~ 310 |
SUP9M | 200 Max | 210 Max | 200 ~ 290 |
SUP10M | 200 Max | 210 Max | 200 ~ 290 |