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CROSS RECESSED PAN HEAD TAPPING SCREWS
 Standard: DIN 7981; IFI H-39; ISO 7049; GB845
Material: C1018, C1022; Stainless Steel
 
DIN 7981
CROSS RECESSED PAN HEAD TAPPING SCREWS
Thread Size: 2.9-6.3 Length(L): 6.5-50mm
Thread Size
dk
k
Cross recess
L
(Type H)m
(Type z)m
No.
2.9
5.6
2.2
3
2.9
1
6.5-25
3.5
6.9
2.6
4.2
3.9
1
6.5-50
3.9
7.5
2.8
4.4
4.1
2
9.5-50
4.2
8.2
3.05
4.6
4.3
2
9.5-63
4.8
9.5
1.55
5
4.7
2
9.5-63
5.5
10.8
3.95
6.5
6.2
3
13-75
6.3
12.5
4.55
7.1
6.7
3
13-75

 

 

IFI H-39(E-35)
CROSS RECESSED PAN HEAD TAPPING SCREWS
Thread Size: 4-12,1/4in Length(L): 6.5-75mm

Thread Size
dk
k
Cross recess
L(mm)
(Type 1)m
(Type 1A)m
No.
4
0.205
0.080
0.109
0.109
1
6.5-25
5
0.231
0.890
0.145
0.141
2
6.5-25
6
0.256
0.097
0.153
0.149
2
6.5-50
7
0.281
0.106
0.163
0.157
2
9.5-50
8
0.306
0.115
0.169
0.164
2
9.5-63
10
0.357
0.133
0.186
0.180
2
9.5-63
12
0.407
0.151
0.246
0.241
3
13-75
1/4
0.473
0.175
0.268
0.260
3
13-75

 

 

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