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You are in: HOME > Technical Information > Mechanical Property and Chemical Requirements (Composition) > DIN EN ISO 898-6 Mechanical Properties of Fasteners Part 2: Nuts with Specified Proof Load Values Fine Pitch Thread(ISO 898-6:1994) |
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| EN ISO 898-6 Table 5 - Mechanical Properties |
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Thread
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04
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05
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Sp
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Hardness HV
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Nuts
|
Sp
|
Hardness HV
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Nuts
|
Sp
|
Hardness HV
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Nuts
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>
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≤
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N/mm2
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min.
|
max.
|
state
|
style
|
N/mm2
|
min.
|
max.
|
state
|
style
|
N/mm2
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min.
|
max.
|
state
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style
|
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M8
|
M10
|
380
|
188
|
302
|
NQT
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thin
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272
|
353
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QT
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thin
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690
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175
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302
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NQT
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1
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M10
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M16
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M16
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M33
|
720
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190
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M33
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M39
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Thread
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6
|
8
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|
Sp
|
Hardness HV
|
Nuts
|
Sp
|
Hardness HV
|
Nuts
|
Sp
|
Hardness HV
|
Nuts
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>
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≤
|
N/mm2
|
min.
|
max.
|
state
|
style
|
N/mm2
|
min.
|
max.
|
state
|
style
|
N/mm2
|
min.
|
max.
|
state
|
style
|
|
M8
|
M10
|
770
|
188
|
302
|
NQT
|
1
|
955
|
250
|
353
|
QT
|
1
|
890
|
195
|
302
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NQT
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2
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M10
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M16
|
780
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M16
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M33
|
870
|
233
|
1 030
|
353
|
|
|
|
|
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M33
|
M39
|
930
|
1 090
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|
|
| |
|
Thread
|
10
|
12
|
|
Sp
|
Hardness HV
|
Nuts
|
Sp
|
Hardness HV
|
Nuts
|
Sp
|
Hardness HV
|
Nuts
|
|
>
|
≤
|
N/mm2
|
min.
|
max.
|
state
|
style
|
N/mm2
|
min.
|
max.
|
state
|
style
|
N/mm2
|
min.
|
max.
|
state
|
style
|
|
M8
|
M10
|
1 100
|
295
|
353
|
QT
|
1
|
1 055
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250
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353
|
QT
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2
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1 200
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295
|
353
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QT
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2
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M10
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M16
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1 110
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M16
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M39
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|
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1 080
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260
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| Sp: |
Stress under proof NQT: Not quenched or tempered |
style 1: for nuts ISO 4032 |
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QT: Quenched or tempered |
style 2: for nuts ISO 4033 |
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