เหล็กคุณภาพ CHQ (Low & Medium Carbon)
| สเปก | C | Si | Mn | P | S | Cr | Al |
|---|---|---|---|---|---|---|---|
| 1035ACR | 0.35~0.39 | 0.01(As below) | 0.60~0.90 | / | / | 0.20~0.40 | 0.010 (As above) |
| 1040ACR | 0.40~0.44 |
เหล็กกล้าผสมโบรอน (Boron Steel)
| สเปก | C | Si | Mn | P | S | V | B |
|---|---|---|---|---|---|---|---|
| 10B20 | 0.18~0.23 | 0.10 As below | 0.30~0.60 | 0.030(As below) | 0.035(As below) | / | 0.0005(As above) |
| 10B21 | 0.18~0.23 | 0.10 As below | 0.70~1.00 | / | |||
| 10B22 | / | ||||||
| 10B29 | 0.26~0.30 | 0.15~0.35 | 0.70~1.00 | / | |||
| 10B30 | 0.28~0.34 | / | |||||
| 10B33 | 0.32~0.36 | / | |||||
| 10B38 | 0.35~0.42 | / | |||||
| 50BV18 | 0.15~0.20 | 0.30~0.50 | |||||
| 50BV21 | 0.18~0.23 | 0.10 As below | 0.70~1.00 | 0.30~0.50 | |||
| 50BV30 | 0.27~0.33 | 0.15~0.35 | 0.70~1.00 | 0.30~0.50 | |||
| 50BV33 | 0.32~0.36 | 0.30~0.50 |
JIS G4105 เหล็กกล้า Cr-Mo (SCM)
| สเปก | C | Si | Mn | P | S | Cr | Mo |
|---|---|---|---|---|---|---|---|
| SCM415 | 0.13~0.18 | 0.15~0.35 | 0.60~0.85 | 0.030(As below) | 0.030(As below) | 0.90~1.20 | 0.15~0.30 |
| SCM418 | 0.16~0.21 | ||||||
| SCM420 | 0.18~0.23 | ||||||
| SCM421 | 0.17~0.23 | 0.70~1.00 | 0.90~1.20 | ||||
| SCM430 | 0.28~0.33 | 0.60~0.85 | 0.90~1.20 | ||||
| SCM432 | 0.27~0.37 | 0.30~0.60 | 1.00~1.50 | ||||
| SCM435 | 0.27~0.37 | 0.60~0.85 | 0.90~1.20 | ||||
| SCM440 | 0.33~0.38 | ||||||
| SCM445 | 0.43~0.48 | ||||||
| SCM822 | 0.20~0.25 | 0.35~0.45 | 0.90~1.20 | 0.35~0.45 |
เหล็กกล้าคาร์บอน SAE/AISI
| เกรด SAE | C | Mn | P | S |
|---|---|---|---|---|
| 1005 | 0.06 As below | 0.35As below | 0.030(As below) | 0.050(As below) |
| 1006 | 0.08 As below | 0.25~0.40 | ||
| 1008 | 0.10 As below | 0.30~0.50 | ||
| 1010 | 0.08~0.13 | 0.30~0.60 | ||
| 1012 | 0.10~0.15 | |||
| 1015 | 0.13~0.18 | 0.30~0.60 | ||
| 1016 | 0.60~0.90 | |||
| 1017 | 0.15~0.20 | 0.30~0.60 | ||
| 1018 | 0.60~0.90 | |||
| 1020 | 0.18~0.23 | 0.30~0.60 | ||
| 1021 | 0.60~0.90 | |||
| 1022 | 0.70~1.00 | |||
| 1023 | 0.20~0.25 | 0.30~0.60 | ||
| 1025 | 0.22~0.28 | |||
| 1026 | 0.60~0.90 | |||
| 1029 | 0.25~0.31 | |||
| 1030 | 0.28~0.34 | 0.60~0.90 | ||
| 1035 | 0.32~0.38 | 0.60~0.90 | ||
| 1037 | 0.70~1.00 | |||
| 1038 | 0.35~0.42 | 0.60~0.90 | ||
| 1039 | 0.37~0.44 | 0.70~1.00 | ||
| 1040 | 0.60~0.90 | |||
| 1042 | 0.40~0.47 | 0.60~0.90 | ||
| 1043 | 0.70~1.00 | |||
| 1044 | 0.43~0.50 | 0.30~0.60 | ||
| 1045 | 0.60~0.90 | |||
| 1046 | 0.70~1.00 | |||
| 1049 | 0.46~0.53 | 0.60~0.90 | ||
| 1050 | 0.48~0.55 | |||
| 1053 | 0.70~1.00 | |||
| 1055 | 0.50~0.60 | 0.60~0.90 | ||
| 1060 | 0.55~0.65 | |||
| 1065 | 0.60~0.70 | |||
| 1070 | 0.65~0.75 | |||
| 1080 | 0.75~0.88 | |||
| 1090 | 0.85~0.98 | |||
| 1095 | 0.90~1.03 | 0.30~0.50 |