1	[国标] GB 21 - 1976	小六角头螺栓 Small hexagon head bolts 供应商(5)
2	[国标] GB 22 - 1976	小六角头导颈螺栓 Bolts, small hexagon head with fit neck 供应商(1)
3	[日标] JIS B 1180 (AT2.1) - 2004	小六角头螺栓精制 [Annex 1 Attached Table 2.1] Small Hexagon Head Bolts, Finished
4	[日标] JIS B 1180 (AT2.2) - 2004	小六角头螺栓半精制 [Annex 1 Attached Table 2.2] Small hexagon bead bolt, Semi-finished
5	[日标] JIS B 1180 (AT2.1) - 1994	小六角头螺栓精制 [Annex Attached Table 2.1] Small hexagon head bolts, finished [Annex Attached Table 2.1]
6	[日标] JIS B 1180 (AT2.2) - 1994	小六角头螺栓半精制 [Annex Attached Table 2.2.] Small hexagon head bolts, semifinished [Annex Attached Table 2.2.]
7	[台湾] CNS 3120 - 1987	小六角头螺栓 Hexagon Bolts With Small Widths Across Flats
8	[俄标] GOST 7817 - 1980	装铰刀孔用A级精度小六角螺栓 Product Grade A Fit Bolts With Hexagon Reduced Head
9	[俄标] GOST 7811 (-1) - 1970	小六角头导颈螺栓 A级，1型 Hexagon reduced head bolts with guide neck product grade A , Type 1
10	[俄标] GOST 7811 (-2) - 1970	小六角头导颈螺栓 A级，2型 Hexagon reduced head bolts with guide neck product grade A , Type 2
11	[俄标] GOST 7811 (-3) - 1970	小六角头导颈螺栓 A级，3型 Hexagon reduced head bolts with guide neck product grade A , Type 3
12	[俄标] GOST 7811 (-4) - 1970	小六角头导颈螺栓 A级，4型 Hexagon reduced head bolts with guide neck product grade A , Type 4
13	[俄标] GOST 7811 (-5) - 1970	小六角头导颈螺栓 A级，5型 Hexagon reduced head bolts with guide neck product grade A , Type 5
14	[航空] HB 1- 105 - 2002	光杆公差带h8短螺纹小六角头螺栓 Reduced Hexagon - Head Bolts, Short Thread, Shank Tolerance h8