Suzhou Crever Fastener Co., Ltd |
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M4 M5 M8 Hex Socket Button Head Cap Screw Metric Class 8.8 10.9 12.9 DIN ISO7380
1. Specifications:
1. Name: hex socket button head cap machine screws,
2. Grade: C1018, C1022, SUS201,SUS410,SUS304,SUS316,A2-70,A2-80,A4-80
3. Dia: M2.5--M36
4. Length: 6mm~~300mm
5. Standard: ISO7380
6. Certification: ISO9001, SGS, CTI, ROHS
Thread d | M3 | M4 | M5 | M6 | M8 | M10 | M12 | M16 | |
P | 0,5 | 0,7 | 0,8 | 1 | 1,25 | 1,5 | 1,75 | 2 | |
b | ref. | 18 | 20 | 22 | 24 | 28 | 32 | 36 | 44 |
c | max. | 0,7 | 0,8 | 1 | 1,2 | 1,5 | 2 | 2,4 | 2,8 |
min. | 0,55 | 0,65 | 0,8 | 1 | 1,25 | 1,7 | 2,1 | 2,5 | |
da | max. | 3,6 | 4,7 | 5,7 | 6,8 | 9,2 | 11,2 | 13,7 | 17,7 |
dc | max. | 6,9 | 9,4 | 11,8 | 13,6 | 17,8 | 21,9 | 26 | 34 |
min. | 6,32 | 8,82 | 11,1 | 12,9 | 17,1 | 21,06 | 25,16 | 33 | |
dk | max. | 5,2 | 7,2 | 8,8 | 10 | 13,2 | 16,5 | 19,4 | 26 |
min. | 4,9 | 6,8 | 8,4 | 9,6 | 12,8 | 16,1 | 18,9 | 25,5 | |
dL | ref. | 2,6 | 3,8 | 5 | 6 | 7,7 | 10 | 12 | 16 |
ds | max. | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 16 |
min. | 2,86 | 3,82 | 4,82 | 5,82 | 7,78 | 9,78 | 11,73 | 15,73 | |
dw | min. | 5,74 | 8,24 | 10,4 | 12,2 | 16,4 | 20,22 | 24,32 | 32 |
e | min. | 2,303 | 2,873 | 3,443 | 4,583 | 5,723 | 6,863 | 9,149 | 11,429 |
k | max. | 1,65 | 2,2 | 2,75 | 3,3 | 4,4 | 5,5 | 6,6 | 8,8 |
min. | 1,4 | 1,95 | 2,5 | 3 | 4,1 | 5,2 | 6,24 | 8,44 | |
r1 | max. | 3,7 | 4,6 | 5,75 | 6,15 | 7,95 | 9,8 | 11,2 | 15,3 |
min. | 3,3 | 4,2 | 5,25 | 5,65 | 7,45 | 9,2 | 10,5 | 14,5 | |
rs | min. | 0,1 | 0,2 | 0,2 | 0,25 | 0,4 | 0,4 | 0,6 | 0,6 |
rt | min. | 0,3 | 0,4 | 0,45 | 0,5 | 0,7 | 0,7 | 1,1 | 1,1 |
s | nom. | 2 | 2,5 | 3 | 4 | 5 | 6 | 8 | 10 |
max. | 2,08 | 2,58 | 3,08 | 4,095 | 5,14 | 6,14 | 8,175 | 10,175 | |
min. | 2,02 | 2,52 | 3,02 | 4,02 | 5,02 | 6,02 | 8,025 | 10,025 | |
t | min. | 1,04 | 1,3 | 1,56 | 2,08 | 2,6 | 3,12 | 4,16 | 5,2 |
w | min. | 0,2 | 0,3 | 0,38 | 0,74 | 1,05 | 1,45 | 1,63 | 2,25 |
Hexagon Socket Button Head Screws commonly used in machinery, mainly for easy fastening and removal, not easy to slip angle and other advantages. Allen wrench is generally a 90 ° bend, bend one end of the long side of the short side with a short time to play the screws, hand long side can save a lot of power and can better tighten the screws. long end partakers round (hexagon spheroidal) peace, round can be easily inserted into the screw hole very easy disassembly, the inner hexagon hexagonal lower manufacturing cost than more, its advantages as well as conch (wrench force position) thinner than the hexagon, hexagon some places can not be replaced. in addition the low cost, low power intensity, precision SHCS than requiring low mechanical uses hex less.
5. Pictures:
ISO7380 HEX SOCKET BUTTON HEAD CAP SCREW