PRODUCTS SEARCH : 
 
 
NEWS : 
2007/10/22 13:40:55
a......
  >> more
 
 HOME > Product
 
 
  Hex Bolts  
    Product Model :  DIN931-87
 
 
DIN931-87 M5 M6 M8 M10 M12 M14 M16 M18 M20
Screw Length when Bolt Length 125L 16+2.00 18+2.50 22+3.00 26+3.50 30+4.00 34+4.50 38+4.50 42+5.00 46+5.00
When Bolt Length but 200 - L 22+2.00 24+2.50 28+3.00 32+3.50 36+4.00 40+4.50 44+4.50 48+5.00 52+5.00
When Bolt Length but 200200 L             45+3.50 49+4.00 53+4.50 57+4.50 61+5.00 65+5.00
Full thread allowed for this length. 25.00 30.00 35.00 40.00 45.00 50.00 55.00 65.00 65.00
Thread Rolled Blank (6gGrade) D MAX 4.42 5.30 7.10 8.90 10.70 12.55 14.55 16.20 18.20
MIN 4.38 5.25 7.05 8.85 10.65 12.50 14.50 16.15 18.15
Thick Rod Diameter D3 MAX 5.00 6.00 8.00 10.00 12.00 14.00 16.00 18.00 20.00
MIN 4.82 5.82 7.78 9.78 11.73 13.73 15.73 17.73 19.67
hexangular subtense S MAX 8.00 10.00 13.00 16.00 18.00 21.00 24.00 27.00 30.00
MIN 7.78 9.78 12.73 15.73 17.73 20.67 23.67 26.67 29.67
Head Height H MAX 3.65 4.15 5.45 6.58 7.68 8.98 10.18 11.72 12.72
MIN 3.35 3.85 5.15 6.22 7.32 8.62 9.82 11.28 12.28
Gasket Diameter D2 MIN 6.90 8.90 11.60 14.60 16.60 19.60 22.50 25.30 28.20
Gasket Height H2 MAX 0.50 0.50 0.60 0.60 0.60 0.60 0.60 0.80 0.80
MIN 0.15 0.15 0.15 0.15 0.15 0.15 0.20 0.20 0.20
When Bolt Length but 200 Tolerance L2

DiameterM5 - M20

<20 25-30 35-50 55-80 80-120 130-180 >190            
+0.35 +0.42 +0.50 +0.60 +0.70 +0.80 +0.92            
-0.35 -0.42 -0.50 -0.60 -0.70 -0.80 -0.92             
 
  (4.6,4.8,6.8,8.8,10.9,12.9Grade)
 
 
©2005 Ningbo Economic & Technical Development Zone Yonggang Fasteners Co., Ltd
E-mail:nbyg@cnyonggang.com | ????:?ICP?05024644?