25 |
|
gb /t 6170 - 2015
hexagon nuts,style 1
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|
26 |
|
gb 6170 - 1986
hexagon nuts,type 1--product grades a and b
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|
27 |
|
gb /t 6172.1 - 2000
hexagon thin nuts
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|
28 |
|
gb /t 6175 - 2016
hexagon nuts,style 2
|
|
29 |
|
gb /t 6175 - 2000
hexagon nuts, style 2
|
|
30 |
|
gb 56 - 1988
hexagon thick nuts
|
|
31 |
|
gb /t 6185.2 - 2016
prevailing torque type all-metal hexagon nuts,style 2-fine pitch thread
|
|
32 |
|
gb /t 1229 - 1991
high strength large hexagon nuts for steel structure
|
|
33 |
|
din 6915 - 1989
high-strength hexagon nuts with large widths across flats for structural steel bolting
|
|
34 |
|
gb 55 - 1976
hexagon thick nuts
|
|
35 |
|
din 6330 - 2003
hexagon nuts with a height of 1.5d
|
|
36 |
|
jb /zq 4330 - 1997
hexagon nuts
|
|
37 |
|
en 14399 (-4 nut) - 2005
high-strength structural bolting assemblies for preloading - part 4: system hv — hexagon nut
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|
|