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M10

M12

Hose Clamps-Part 2:Clamps With Fastening Lugs-Type B1

DIN 3017-2 - 2002

Display drawing:

Screw Thread
d

M10

M12

n	Nominal Size
	max
	min
b	max
H	max
h	Nominal Size
	max
	min
L	max
s
d₁
Screw head shape

7	9	12	15	20	25	30
7.3	9.3	12.3	15.3	20.3	25.3	30.3
6.7	8.7	11.7	14.7	19.7	24.7	29.7
8.5	10.5	14	17	22	27	32
7	11	13.5	17	20	22	29
0.4	0.4	0.5	0.6	0.9	1.1	2.5
0.6	0.6	0.7	0.8	1.1	1.3	2.7
0.3	0.3	0.4	0.5	0.8	1	2.4
25	31	35	40	46	55	75
/	/	8	10	13	16	18
6~30	9~40	12~50	20~70	25~80	45~100	75~120
②	②	③	③	③	④	⑤

①,The hose clamps do not need to correspond to the illustration; only the specified dimensions are to be observed.
②,DIN EN ISO 1207
③,Hexagon screw according to DIN EN ISO 4017, but with slot according to DIN 962.
④,Hexagon screw according to DIN EN ISO 4017.
⑤,a)Material abbreviation W1: Screw: Strength class 8.8 by DIN EN ISO 898-1；Belt, bridge and clamping jaws ：Steel with tensile strength of at least 400MPa (type at the manufacturer's choice)
b)Material abbreviation W3: Screw: Steel group A2-70 according to DIN EN ISO 3506-1 ; Belt, bridge and clamping jaws ：Steel of material number 1.4016 according to DIN EN 10088-2 or equivalent corrosion-resistant steel (variety at the manufacturer's choice)
c)Material abbreviation W4: Screw: Steel group A2-70 according to DIN EN ISO 3506-1 ; Belt, bridge and clamping jaws ：Steel of material number 1.4301 according to DIN EN 10088-2 or equivalent corrosion-resistant steel (variety at the manufacturer's choice)
d)Material abbreviation W5: Screw: Steel group A2-70 according to DIN EN ISO 3506-1 ; Belt, bridge and clamping jaws ：Steel of material number 1.4401, 1.4436, 1.4571 according to DIN EN 10088-2 or equivalent corrosion-resistant steel, suitable for seawater, difficult to magnetize (variety at the manufacturer's choice)
e)Other materials by agreement; instead of the abbreviation, the material number must be stated

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Similar Standards

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14	[NF] NF E 27-853 - 1989	ligature collars
15	[NF] NF E 27-853 - 1989	Metallic Hose Clamps For General Purpose
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