ASME/ANSI B18.2.1-1-2012
Square head bolts-Table1
ASME/ANSI B18.2.1-4-2012
Askew head bolts-Table 4
GB/T 8-1988
Square head bolts
BS 916-1953
Black square bolts-forget
BS 916-1953
Black square bolts-turning
BS 916-1953
Black square screws-forget
BS 916-1953
Black square screws-turning
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
JB/T 11009-2010
Crawler dozer-Bolts for drive sprocket segment-Type A
JB/T 11009-2010
Crawler dozer-Bolts for drive sprocket segment-Type B
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