HG /T 21629 (A12) - 1999 管卡，保冷管用
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| Size | P | k_max | k_min | s_max | s_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|
| 8 | 90 | M16x70 | ▢ 70x10 | 240 | 170 | M16x60 | 168 |
| 9 | 110 | M16x70 | ▢ 70x10 | 260 | 190 | M16x60 | 185 |
| 10 | 130 | M16x70 | ▢ 70x10 | 280 | 210 | M16x60 | 202 |
| 11 | 150 | M16x70 | ▢ 70x10 | 300 | 230 | M16x60 | 219 |
| 12 | 170 | M16x70 | ▢ 70x10 | 320 | 250 | M16x60 | 236 |
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| 13 | 190 | M16x70 | ▢ 70x10 | 340 | 270 | M16x60 | 253 |
| 14 | 210 | M16x70 | ▢ 70x10 | 360 | 290 | M16x60 | 270 |
| 15 | 230 | M16x70 | ▢ 70x10 | 380 | 310 | M16x60 | 287 |
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