| 熱軋鋼 (M20) |
275~365 |
|
| 1/4硬(H01)，0.51≤t≤0.91 (B-Scale) |
325~395 |
(HR)
42~68 |
| 1/4硬(H01)，t＞0.91 (B-Scale) |
325~395 |
(HR)
44~70 |
| 1/4硬(H01)，0.30≤t≤0.71 (Superficial 30T) |
325~395 |
(HR)
43~62 |
| 1/4硬(H01)，t＞0.711 (Superficial 30T) |
325~395 |
(HR)
46~65 |
| 1/2硬(H02)，0.51≤t≤0.91 (B-Scale) |
370~450 |
(HR)
64~74 |
| 1/2硬(H02)，t＞0.91 (B-Scale) |
370~450 |
(HR)
66~76 |
| 1/2硬(H02)，0.30≤t≤0.71 (Superficial 30T) |
370~450 |
(HR)
58~68 |
| 1/2硬(H02)，t＞0.711 (Superficial 30T) |
370~450 |
(HR)
61~70 |
| 3/4硬(H03)，0.51≤t≤0.91 (B-Scale) |
415~495 |
(HR)
71~80 |
| 3/4硬(H03)，t＞0.91 (B-Scale) |
415~495 |
(HR)
73~82 |
| 3/4硬(H03)，0.30≤t≤0.71 (Superficial 30T) |
415~495 |
(HR)
64~69 |
| 3/4硬(H03)，t＞0.711 (Superficial 30T) |
415~495 |
(HR)
66~71 |
| 硬(H04)，0.51≤t≤0.91 (B-Scale) |
460~545 |
(HR)
76~83 |
| 硬(H04)，t＞0.91 (B-Scale) |
460~545 |
(HR)
78~85 |
| 硬(H04)，0.30≤t≤0.71 (Superficial 30T) |
460~545 |
(HR)
67~71 |
| 硬(H04)，t＞0.711 (Superficial 30T) |
460~545 |
(HR)
69~73 |
| 超硬(H06)，0.51≤t≤0.91 (B-Scale) |
515~585 |
(HR)
80~85 |
| 超硬(H06)，t＞0.91 (B-Scale) |
515~585 |
(HR)
82~87 |
| 超硬(H06)，0.30≤t≤0.71 (Superficial 30T) |
515~585 |
(HR)
69~73 |
| 超硬(H06)，t＞0.711 (Superficial 30T) |
515~585 |
(HR)
70~74 |
| 彈簧(H08)，0.51≤t≤0.91 (B-Scale) |
565~635 |
(HR)
83~88 |
| 彈簧(H08)，t＞0.91 (B-Scale) |
565~635 |
(HR)
85~90 |
| 彈簧(H08)，0.30≤t≤0.71 (Superficial 30T) |
565~635 |
(HR)
70~74 |
| 彈簧(H08)，t＞0.711 (Superficial 30T) |
565~635 |
(HR)
71~75 |
| Extra spring (H10)，0.51≤t≤0.91 (B-Scale) |
≥605 |
(HR)
≥86 |
| Extra spring (H10)，t＞0.91 (B-Scale) |
≥605 |
(HR)
≥86 |
| Extra spring (H10)，0.30≤t≤0.71 (Superficial 30T) |
≥605 |
(HR)
≥74 |
| Extra spring (H10)，t＞0.711 (Superficial 30T) |
≥605 |
(HR)
≥74 |
