21 |
|
din 912 - 1983
hexagon socket head cap screws
|
|
22 |
|
gb /t 5782 - 2000
hexagon head bolts-product grades a and b
|
|
23 |
|
din 127 (b) - 1987
spring lock washers, with square ends -b type
|
|
24 |
|
din 582 - 2009
lifting eye nuts
|
|
25 |
|
din 7343 - 1969
spring-type parallel pins-coiled,standard duty
|
|
26 |
|
gb /t 78 - 2000
hexagon socket set screws with cone point
|
|
27 |
|
din 913 - 1980
hexagon socket set screws with flat point
|
|
28 |
|
gb 810 - 1988
small round nuts
|
|
29 |
|
asme b 18.21.2m - 1999 (r2014)
heavy metric helical spring lock washers [table 3] (sae j403, j411, j404, j405, astm b211, b159, b99, qq-n-286)
|
|
30 |
|
jis /jaso c 610 (t1) - 1979
center rib 1st class bolts of automobiles
|
|
|