Technical data for Flat countersunk head nib bolts

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This product is regulated by the following standards:

Standard DIN 604

Flat countersunk head nib bolts

This standard DIN 604 specifies properties for sizes M6 to M24 flat countersunk head nib bolts of product grade C.

Dimensions in mm - source DIN 604
Publication date: 05-2017 - Supersedes DIN 604: 09-2010
d thread size	M 6	M 8	M 10	M 12	M 16	M 20	M 24
P	1	1.25	1.5	1.75	2	2.5	3
b (l<=125)
b (l>125<=200)
b (l>200)
dk max
dk min
ds min
g max
g min
i min
k
a min
a max

Dimensions in mm - source DIN 604
Publication date: 09 - 2010 - Supersedes DIN 604: 10 - 1981
d thread size	M 6	M 8	M 10	M 12	M 16	M 20	M 24
P	1	1.25	1.5	1.75	2	2.5	3
b (l<=125)
b (l>125<=200)
b (l>200)
dk max
dk min
ds min
g max
g min
i min
k
a min
a max

DIN 604 - Approximate mass, in kg x1000 pcs, (ρ=7,85 kg/dm³) - commercial items
d thread size	M6	M8	M10	M12	M16	M20	M24
nominal length l
20	4.90	9.5	14.9
25	5.90	11.1	17.4	27.7
30
35
40
45
50
55
60
65
70
80
90
100
110
120
130
140
150
160

Reproduced by permission of DIN Deutsches Institut für Normung e. V. The definitive version for the implementation of this standard is the edition bearing the most recent date of issue, obtainable from Beuth Verlag GmbH,Burggrafenstraße 6, 10787 Berlin, Germany.
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Technical data for Flat countersunk head nib bolts

This product is regulated by the following standards:

Standard DIN 604

Standard UNI 6105

Flat countersunk head nib bolts

Suppliers of Flat countersunk head nib bolts

Manufacturer of track bolts and plow bolts and nuts

Manufacturer of round head bolts, plough bolts

Manufacturer of hot forged fasteners, plow bolts, metric (M8-M42) or Withworth (1/2” – 1½ ”) serires for automotive and tractor industry.

Manufacturer of fasteners for transmission lines, railway, electricals, road crash barriers and special fasteners

Leading specialist in the manufacture and distributor of industrial fasteners, manufacturing up to M64 diameter in Mild steel & High tensile and up to M39 diameter in A2-304 & A4-316 stainless steel.

Manufacturer of bolts and nuts from 6mm to 52mm in metric and ¼” to 2" in inches.

Manufacturer of stud bolts and fasteners both standard and special. Oil&gas and railway sector

Manufacturer of special cold and hot forged nuts and bolts: Metric, UNF, UNC, BSF & BSW (Whitworth) threadforms

Manufacturer of hot formed fasteners (bolts, screws, nuts, rivets) and railway fasteners

Manufacturer of standard threaded fasteners to romanian and international standards: STAS, SR-ISO, SR-EN, DIN, ISO, UNI, etc. Specialized in railway fasteners

Dimensions in mm - source UNI 6105
Publication date: 11 - 1967
d thread size	M 10	M 12	M 14	M 16	M 20	M 22
P	1.5	1.75	2	2	2.5	2.5
b (l<=125)
dk max
dk min
ds min
g max
g min
k max
k min