Technical data for Studs, with engagement length ~1,25d

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This product is regulated by the following standards:

Standard DIN 939

This standard (DIN 939) specifies dimensions and technical delivery conditions for studs intended for use mainly in cast iron; with stud end ~ 1,5 d (lenght of engagement) product grade A with metric coarse thread from M4 to M52 and metric fine thread from M8x1 to M52x3.

Dimensions in mm - source DIN 939

Publication date 02-1995 - Supersedes DIN 939: 02-1972

d thread size

M 4

M 5

M 6

M 7

M 8 M8X1

M 10 M10X1.25

M 12 M12X1.5

M 14 M14X1.5

M 16 M16X1.5

M 18 M18X1.5

M 20 M20X1.5

M 22 M22X1.5

M 24 M24X2

6.5

7.5

b2 (l<=125)

b2 (l>125<=200)

b2 (l>200)

Dimensions in mm - source DIN 939 Publication date 02/1995
d thread size	M 27 M27X2	M 30 M30X2	M 33 M33X2	M 36 M36X3	M 39 M39X3	M 42 M42X3	M 45 M45X3	M 48 M48X3	M 52 M52X3
b1	35	38	42	45	50	52	58	60	65
b2 (l<=125)	60	66	72	78	84	90	96	102	110
b2 (l>125<=200)
b2 (l>200)
x1
x2

DIN 939 -Approximate mass, in kg x1000 pcs, (ρ=7,85 kg/dm³) - commercial items Publication date 02-1995
d thread size	M4	M5	M6	M7	M8	M10	M12	M14	M16	M18	M20	M22	M24
nominal length l
12
14
16
18
20
22
25
28
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
110
120
130
140
150
160
170
180
190
200

DIN 939 -Approximate mass, in kg x1000 pcs, (ρ=7,85 kg/dm³) - commercial lengths Publication date 02-1995
d thread size	M27	M30	M33	M36	M39	M42	M45	M48	M52
nominal length l
50
55
60
65
70
75
80
85
90
95
100
110
120
130
140
150
160
170
180
190
200
220
240
260
280
300
320
340
360
380
400

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 Studs, with engagement length ~1,25d

This product is regulated by the following standards:

Standard DIN 939

Standard NF E25-135

Studs, with engagement length ~1,25d

Suppliers of Studs, with engagement length ~1,25d

Manufacturer of standard and special screws, hot forged, up to M64

Manufacturer and distributor of automatic lathe parts, bolts and accessories

Manufacturer of hexagon bolts and screws (from M6 up to M42), hexagon nuts (from M6 up to M42), and solid rivets (Ø6 – Ø30). GOST Norms

Manufacturer of threaded rods, stud bolts, U-bolts, bent parts, studs and foundation bolts

Manufacturer specialized in stud bolts as per DIN 938, 939, 940, 835 and as per drawing. From M5 to M36 with lenghts from 18mm to 800mm

Manufacturer of special screws and studs from M4 to M50 (4.6, 6.8, 8.8, 10.9, 12.9, B7, etc.)

Manufacturer of studs and stud bolts

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

Manufacturer of double end stud, stud bolts, both metric and inch sizes