PETROCHEMICAL
Plating & Coatings
Fasteners
Hex Head Products
Socket Products
Foundation Bolting
Studding
Hex Nuts
Washers
Gaskets
Spiral Wound Gaskets
Ring Type Joints
Soft Cut Gaskets
Insulation Kits
Pipe Supports
U-Bolts
Pipe Clamps
Eyebolts
Hemispherical Washers
Hex Connecting Nut
I-Rod / Nu-Bolts
SOCKET HEAD CAPSCREWS (METRIC)
DIN 912 / ISO 4762
| DIA | A | H | B | M (MIN) | S (MIN) | R (MIN) |
|---|---|---|---|---|---|---|
| M3 | 5.32 - 5.68 | 2.86 - 3.00 | 2.520 - 2.580 | 1.30 | 18.00 | 0.10 |
| M4 | 6.78 - 7.22 | 3.82 - 4.00 | 3.020 - 3.080 | 2.00 | 20.00 | 0.20 |
| M5 | 8.28 - 8.72 | 4.82 - 5.00 | 4.020 - 4.095 | 2.50 | 22.00 | 0.20 |
| M6 | 9.78 - 10.22 | 5.70 - 6.00 | 5.020 - 5.140 | 3.00 | 24.00 | 0.25 |
| M8 | 12.73 - 13.27 | 7.64 - 8.00 | 6.020 - 6.140 | 4.00 | 28.00 | 0.40 |
| M10 | 15.73 - 16.27 | 9.64 - 10.00 | 8.025 - 8.175 | 5.00 | 32.00 | 0.40 |
| M12 | 17.73 - 18.27 | 11.57 - 12.00 | 10.025 - 10.175 | 6.00 | 36.00 | 0.60 |
| M14 | 20.67 - 21.33 | 13.57 - 14.00 | 12.032 - 12.212 | 7.00 | 40.00 | 0.60 |
| M16 | 23.67 - 24.33 | 15.57 - 16.00 | 14.032 - 14.212 | 8.00 | 44.00 | 0.60 |
| M18 | 26.67 - 27.33 | 17.57 - 18.00 | 14.032 - 14.212 | 9.00 | 48.00 | 0.60 |
| M20 | 29.67 - 30.33 | 19.48 - 20.00 | 17.050 - 17.230 | 10.00 | 52.00 | 0.80 |
| M22 | 32.61 - 33.39 | 21.48 - 22.00 | 17.050 - 17.230 | 11.00 | 56.00 | 0.80 |
| M24 | 35.61 - 36.39 | 23.48 - 24.00 | 19.065 - 19.275 | 12.00 | 60.00 | 0.80 |
| M27 | 39.61 - 40.39 | 26.48 - 27.00 | 19.065 - 19.275 | 13.50 | 66.00 | 1.00 |
| M30 | 44.61 - 45.39 | 29.48 - 30.00 | 22.065 - 22.275 | 15.50 | 72.00 | 1.00 |
| M33 | 49.61 - 50.39 | 32.38 - 33.00 | 24.065 - 24.275 | 18.00 | 76.00 | 1.00 |
| M36 | 53.54 - 54.46 | 35.38 - 36.00 | 27.065 - 27.275 | 19.00 | 84.00 | 1.00 |
| M39 | 57.54 - 58.46 | 38.38 - 39.00 | 27.065 - 27.275 | 21.00 | 90.00 | 1.00 |
PLATE & BOLT DATA
M3
A5.32 - 5.68
H2.86 - 3.00
B2.520 - 2.580
M (MIN)1.30
S (MIN)18.00
R (MIN)0.10
M4
A6.78 - 7.22
H3.82 - 4.00
B3.020 - 3.080
M (MIN)2.00
S (MIN)20.00
R (MIN)0.20
M5
A8.28 - 8.72
H4.82 - 5.00
B4.020 - 4.095
M (MIN)2.50
S (MIN)22.00
R (MIN)0.20
M6
A9.78 - 10.22
H5.70 - 6.00
B5.020 - 5.140
M (MIN)3.00
S (MIN)24.00
R (MIN)0.25
M8
A12.73 - 13.27
H7.64 - 8.00
B6.020 - 6.140
M (MIN)4.00
S (MIN)28.00
R (MIN)0.40
M10
A15.73 - 16.27
H9.64 - 10.00
B8.025 - 8.175
M (MIN)5.00
S (MIN)32.00
R (MIN)0.40
M12
A17.73 - 18.27
H11.57 - 12.00
B10.025 - 10.175
M (MIN)6.00
S (MIN)36.00
R (MIN)0.60
M14
A20.67 - 21.33
H13.57 - 14.00
B12.032 - 12.212
M (MIN)7.00
S (MIN)40.00
R (MIN)0.60
M16
A23.67 - 24.33
H15.57 - 16.00
B14.032 - 14.212
M (MIN)8.00
S (MIN)44.00
R (MIN)0.60
M18
A26.67 - 27.33
H17.57 - 18.00
B14.032 - 14.212
M (MIN)9.00
S (MIN)48.00
R (MIN)0.60
M20
A29.67 - 30.33
H19.48 - 20.00
B17.050 - 17.230
M (MIN)10.00
S (MIN)52.00
R (MIN)0.80
M22
A32.61 - 33.39
H21.48 - 22.00
B17.050 - 17.230
M (MIN)11.00
S (MIN)56.00
R (MIN)0.80
M24
A35.61 - 36.39
H23.48 - 24.00
B19.065 - 19.275
M (MIN)12.00
S (MIN)60.00
R (MIN)0.80
M27
A39.61 - 40.39
H26.48 - 27.00
B19.065 - 19.275
M (MIN)13.50
S (MIN)66.00
R (MIN)1.00
M30
A44.61 - 45.39
H29.48 - 30.00
B22.065 - 22.275
M (MIN)15.50
S (MIN)72.00
R (MIN)1.00
M33
A49.61 - 50.39
H32.38 - 33.00
B24.065 - 24.275
M (MIN)18.00
S (MIN)76.00
R (MIN)1.00
M36
A53.54 - 54.46
H35.38 - 36.00
B27.065 - 27.275
M (MIN)19.00
S (MIN)84.00
R (MIN)1.00
M39
A57.54 - 58.46
H38.38 - 39.00
B27.065 - 27.275
M (MIN)21.00
S (MIN)90.00
R (MIN)1.00
Dimensions in millimetres
Available in Grade 8.8, 10.9 & 12.9 Steel and A2 & A4 Stainless Steel
Other materials manufactured on request