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ROOFING BOLTS & NUTS  สกรู น๊อต ยึดหลังคา
Standard: DIN B.S. 4183; ART.J1252,J1253
Material: Carbon Steel4.8
 
 
DIN STANDARD
ROOFING BOLTS & NUTS
Thread Size: M4-M8 Length(L):10-150mm		  
Thread
Size
dk
k
L
M4
9.40
1.90
10-50
M5
11.6
2.65
10-80
M6
13.95
3.33
12-120
M8
18.90
3.80
16-150

 

 
B.S. STANDARD
GALVANIZED ROOFING BOLTS & NUTS
Thread Size: 3/16in Length(L):3/16-5 in		  
Thread Size
dk
k
m
F
G
L
3/16
10.0
2.3
3.048
8.128
11.684
3/16-3
1/4
13.3
3.0
0.302
11.176
16.002
1/2-5

 

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