| 熱軋鋼 (M20) |
275~380 |
|
| 1/4硬(H01)，0.51≤t≤0.91 (B-Scale) |
325~415 |
(HR)
41~68 |
| 1/4硬(H01)，t＞0.91 (B-Scale) |
325~415 |
(HR)
45~72 |
| 1/4硬(H01)，0.30≤t≤0.71 (Superficial 30T) |
325~415 |
(HR)
47~64 |
| 1/4硬(H01)，t＞0.711 (Superficial 30T) |
325~415 |
(HR)
50~67 |
| 1/2硬(H02)，0.51≤t≤0.91 (B-Scale) |
380~475 |
(HR)
64~79 |
| 1/2硬(H02)，t＞0.91 (B-Scale) |
380~475 |
(HR)
67~82 |
| 1/2硬(H02)，0.30≤t≤0.71 (Superficial 30T) |
380~475 |
(HR)
58~70 |
| 1/2硬(H02)，t＞0.711 (Superficial 30T) |
380~475 |
(HR)
60~72 |
| 3/4硬(H03)，0.51≤t≤0.91 (B-Scale) |
450~540 |
(HR)
72~83 |
| 3/4硬(H03)，t＞0.91 (B-Scale) |
450~540 |
(HR)
75~86 |
| 3/4硬(H03)，0.30≤t≤0.71 (Superficial 30T) |
450~540 |
(HR)
64~72 |
| 3/4硬(H03)，t＞0.711 (Superficial 30T) |
450~540 |
(HR)
66~74 |
| 硬(H04)，0.51≤t≤0.91 (B-Scale) |
495~580 |
(HR)
78~87 |
| 硬(H04)，t＞0.91 (B-Scale) |
495~580 |
(HR)
80~89 |
| 硬(H04)，0.30≤t≤0.71 (Superficial 30T) |
495~580 |
(HR)
68~75 |
| 硬(H04)，t＞0.711 (Superficial 30T) |
495~580 |
(HR)
70~77 |
| 超硬(H06)，0.51≤t≤0.91 (B-Scale) |
570~640 |
(HR)
83~89 |
| 超硬(H06)，t＞0.91 (B-Scale) |
570~640 |
(HR)
85~91 |
| 超硬(H06)，0.30≤t≤0.71 (Superficial 30T) |
570~640 |
(HR)
70~77 |
| 超硬(H06)，t＞0.711 (Superficial 30T) |
570~640 |
(HR)
72~79 |
| 彈簧(H08)，0.51≤t≤0.91 (B-Scale) |
615~675 |
(HR)
87~92 |
| 彈簧(H08)，t＞0.91 (B-Scale) |
615~675 |
(HR)
89~94 |
| 彈簧(H08)，0.30≤t≤0.71 (Superficial 30T) |
615~675 |
(HR)
74~79 |
| 彈簧(H08)，t＞0.711 (Superficial 30T) |
615~675 |
(HR)
75~80 |
| Extra spring (H10)，0.51≤t≤0.91 (B-Scale) |
≥620 |
(HR)
≥89 |
| Extra spring (H10)，t＞0.91 (B-Scale) |
≥620 |
(HR)
≥91 |
| Extra spring (H10)，0.30≤t≤0.71 (Superficial 30T) |
≥620 |
(HR)
≥75 |
| Extra spring (H10)，t＞0.711 (Superficial 30T) |
≥620 |
(HR)
≥76 |
