EN856 4SP kawotchou idwolik
Aplikasyon:
Kawotchou idwolik EN856 4SP se menm jan ak kawotchou idwolik EN 856 4SH.Li tou gen kat-espiral segondè rupture espiral espiral estrikti ranfòsman fil epi li ka bay kawotchou a pi bon rezistans abrasion ak fatig enpilsyon. Konpare ak 4SH, kawotchou idwolik 4SP bay pi piti kalite entèn dyamèt (ID), tou li gen pi ba presyon k ap travay. Li ta ka itilizatè pou forè ak ekipman m 'yo.
| Atik No. | Gwosè | ID (mm) | WD (mm) | OD | Max. | Prèv Presyon | Min. BP | Min. Bend Radium | Pwa |
| EN4SP-1 | 1/4 | 6.5 | 15 | 18 | 6525 | 13050 | 26100 | 150 | 0.64 |
| EN4SP-2 | 3/8 | 9.5 | 17 | 21 | 6450 | 12900 | 25810 | 180 | 0.75 |
| EN4SP-3 | 1/2 | 13 | 20 | 25 | 6020 | 12035 | 24070 | 230 | 0.89 |
| EN4SP-4 | 5/8 | 16 | 24 | 28 | 5075 | 10150 | 20300 | 250 | 1.10 |
| EN4SP-5 | 3/4 | 19 | 28 | 32 | 5075 | 10150 | 20300 | 300 | 1.50 |
| EN4SP-6 | 1 | 25 | 35 | 40 | 4060 | 8120 | 16240 | 340 | 2.00 |
| EN4SP-7 | 1-1/4 | 32 | 46 | 51 | 3045 | 6090 | 12180 | 460 | 3.00 |
| EN4SP-8 | 1-1/2 | 38 | 52 | 56 | 2680 | 5365 | 10730 | 560 | 3.40 |
