GB/T 8-1988
Square head bolts
JIS B1182-1.1-1995
Square head bolts-Finished Table1-1
JIS B1182-1.2-1995
Square head bolts-Semi finished Table1-2
JIS B1182-1.3-1995
Square head bolts-Regular Table1-3
JIS B1182-2-1995
Large square head bolts-Regular Table2
GB/T 35-1988
Small square head bolts
Q 194B-1999
Small square head bolts
JIS E1107-5b-2008
square head bolts for fish plate-Table 5b
JIS E1107-5b-2008
square head bolts for fish plate-Table 5b
JIS E1107-5b-2012
square head bolts for fish plate-Table 5b
JIS E1107-5b-2012
square head bolts for fish plate-Table 5b
JIS B1182-5-2009
Square head bolts-Finished Table5
JIS B1182-6-2009
Square head bolts-Semi finished Table6
JIS B1182-7-2009
Square head bolts-Regular Table7
JIS B1182-8-2009
Large square head bolts-Regular Table8
GB/T 35-2013
Small square head bolts
Q 194B-2012
Small square head bolts
IS 2585-1968
Square head bolts
ASME/ANSI B18.2.3.10M-1996
Metric square head bolts
ASME/ANSI B18.2.3.10M-1996
Metric square head bolts with reduced shank