tfgd

| MATERIAL | SPRING STEEL |
| GRADE | AA |
| TYPE | ER |
| TOLERANCE | 0.008 / 0.015 |

| SPECT | D | L | CLAMPING | RANGE | GRADE AA (0.008) | STANDARD (0.015) |
|---|---|---|---|---|---|---|
| ER8 | 8.5 | 13.5 | 1 MM – 5 MM | 0.5 | ✔ | |
| ER11 | 11.5 | 18 | 1 MM – 7 MM | 0.5 | ✔ | ✔ |
| ER16 | 17 | 27.5 | 1 MM – 11 MM | 0.5 | ✔ | ✔ |
| ER20 | 21 | 31.5 | 1 MM – 13 MM | 1 | ✔ | ✔ |
| ER25 | 26 | 34 | 1 MM – 16 MM | 1 | ✔ | ✔ |
| ER32 | 33 | 40 | 1 MM – 20 MM | 1 | ✔ | ✔ |
| ER40 | 41 | 46 | 1 MM – 26 MM | 1 | ✔ |
tfgd
tfgd

| MATERIAL | SPRING STEEL |
| GRADE | AA |
| TYPE | C |
| TOLERANCE | 0.008 |

| C32 | D | D2 | L | L1 | CLAMPING | AA |
|---|---|---|---|---|---|---|
| DIA 6 | 32 | 37.5 | 65 | 67.4 | 5 – 6 | ✔ |
| DIA 8 | 32 | 37.5 | 65 | 67.4 | 7 – 8 | ✔ |
| DIA 10 | 32 | 37.5 | 65 | 67.4 | 9 – 10 | ✔ |
| DIA 12 | 32 | 37.5 | 65 | 67.4 | 11 – 12 | ✔ |
| DIA 15 | 32 | 37.5 | 65 | 67.4 | 14 – 15 | ✔ |
| DIA 16 | 32 | 37.5 | 65 | 67.4 | 15 – 16 | ✔ |
| DIA 19 | 32 | 37.5 | 65 | 67.4 | 18 -19 | ✔ |
| DIA 20 | 32 | 37.5 | 65 | 67.4 | 19 – 20 | ✔ |
| DIA 24 | 32 | 37.5 | 65 | 67.4 | 23 – 24 | ✔ |
| DIA 25 | 32 | 37.5 | 65 | 67.4 | 24 – 25 | ✔ |
tfgd
tfgd

| MATERIAL | SPRING STEEL |
| GRADE | AA |
| TYPE | SK |
| TOLERANCE | 0.008 |

| SK16 | L | L1 | D | CLAMPING | D1 | KG |
|---|---|---|---|---|---|---|
| DIA 3 | 46 | 40 | 21 | 2.75 – 3.0 | 23.939 | 0.06 |
| DIA 4 | 46 | 40 | 21 | 3.5 – 4.0 | 23.939 | 0.06 |
| DIA 5 | 46 | 40 | 21 | 4.5 – 5.0 | 23.939 | 0.06 |
| DIA 6 | 46 | 40 | 21 | 5.5 – 6.0 | 23.939 | 0.06 |
| DIA 7 | 46 | 40 | 21 | 6.5 – 7.0 | 23.939 | 0.06 |
| DIA 8 | 46 | 40 | 21 | 7.5 – 8.0 | 23.939 | 0.06 |
| DIA 9 | 46 | 40 | 21 | 8.5 – 9.0 | 23.939 | 0.06 |
| DIA 10 | 46 | 40 | 21 | 9.5 – 10.0 | 23.939 | 0.06 |
| DIA 11 | 46 | 40 | 21 | 10.5 – 11.0 | 23.939 | 0.06 |
| DIA 12 | 46 | 40 | 21 | 11.5- 12.0 | 23.939 | 0.06 |
| DIA 13 | 46 | 40 | 21 | 12.5 – 13.0 | 23.939 | 0.06 |
| DIA 14 | 46 | 40 | 21 | 13.5 – 14.0 | 23.939 | 0.06 |
| DIA 15 | 46 | 40 | 21 | 14.5 – 15.0 | 23.939 | 0.06 |
| DIA 16 | 46 | 40 | 21 | 15.5 – 16.0 | 23.939 | 0.06 |