JESENTECH GROUP CORPORATION
*JESENTECH GROUP CORPORATION *Fasten The World, Serve The World! *Professional manufacturer of Special-shaped Shaft fasteners!
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| One end of the thread. One end internal thread with wrench grooves | |||||
| Type | Material | Hardness | Surface Treatment | ||
| Wrench groove type | |||||
| PWPCR | SUS440C | SUS440C high-frequency quenching 53HRC~~ |
/ | ||
| PWPCRG | SUS440C | hard chrome plating Coating hardness HV750~ Coating thickness Above 3μm |
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| Type | D(g6) | L Designated unit 1mm | |||||
| Wrench groove type | L | F | B | ||||
| PWPCR PWPCRG |
6 | -0.004 -0.012 |
25~598 | 2≤F≤Px5 | (When P≤6) B≤F-2 (When P=8 Or 10) B≤F-3 (When P≥12) B≤F-5 (Without thread) B=0 B≥Thread pitch x3 |
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| 8 | -0.005 -0.014 |
25~798 | |||||
| 10 | |||||||
| 12 | -0.006 -0.017 |
25~998 | |||||
| 13 | |||||||
| 15 | |||||||
| 16 | 25~1198 | ||||||
| 20 | -0.007 -0.020 |
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| M(Coarse thread) | N(Coarse thread) | Wrench slot size | R | C | (Y) Max. |
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| BS | W | e1 | |||||
| 3,4,5,6 | 3 |
BS=Designated unit 1mm |
5 | 8 | 0.3 | 0.5 | 600 |
| 3,4,5,6,8 | 3,4,5 | 7 | 800 | ||||
| 4,5,6,8,10 | 3,4,5,6 | 8 | 800 | ||||
| 5,6,8,10,12 | 4,5,6,8 | 10 | 10 | 1000 | |||
| 5,6,8,10,12 | 4,5,6,8 | 11 | 1000 | ||||
| 5,6,8,10,12 | 4,5,6,8,10 | 13 | 1000 | ||||
| 5,6,8,10,12,16 | 4,5,6,8,10 | 14 | 1.0 | 1200 | |||
| 6,8,10,12,16,20 | 4,5,6,8,10,12 | 17 | 1200 | ||||