GB/T 802.4-2009
六角低球面盖形螺母 焊接型
2009-10-15
GB/T 802.3-2009
六角法兰面盖形螺母 焊接型
2009-10-15
HB 8052-2002
MJ螺纹小六角槽型厚螺母
Reduced hexagon thick slotted nuts with MJ thread
HB 8252-2002
MJ螺纹小六角槽型厚螺母
Reduced hexagon slotted thick nuts with MJ thread
GB/T 802.5-2009
非金属嵌件六角锁紧盖形螺母 焊接型
2009-10-15
GB/T 56-1988
六角厚螺母
Hexagon thick nuts
1988-06-24
HB 6251-1989
小六角螺母
1989-05-13
HB 6223-1989
小六角螺母
1989-05-13
QC/T 858-2011
六角厚螺母 细牙
Hexagon thick nuts. Fine thread
2011-12-20
HB 6285-1989
小六角薄螺母
1989-05-13
HB 1-402-1983
六角槽形厚螺母
1984-05-31
HB 6265-1989
小六角较薄螺母
1989-05-13
HB 6265-6274-1989
小六角较薄螺母
HB 8223-2002
MJ螺纹小六角螺母
Reduced hexagon nuts with MJ thread
HB 8240-8242-2002
MJ螺纹小六角螺母
Reduced hexagon nuts with MJ thread
GB/T 1339-1988
小六角自锁螺母
Self-locking nuts，reduced hexagon
1988-12-22