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紧固件标准

MT 187.7-1988 刮板输送机紧固件半圆头方颈螺栓

MT 187.7-1988
MT 187.5-1988 刮板输送机紧固件长方头螺栓

MT 187.5-1988
HB 6125-1987 航空发动机螺纹紧固件拧紧力矩

HB 6125-1987
HB 6732-1993 航空紧固件用TB3钛合金棒(线)材

HB 6732-1993
HB 4532.6-1991 H型孔系组合夹具紧固件带肩六角螺栓

HB 4532.6-1991
HB 4532.7-1991 H型孔系组合夹具紧固件球面带肩螺钉

HB 4532.7-1991
HB 4532.8-1991 H型孔系组合夹具紧固件过渡螺栓

HB 4532.8-1991
HB 4532.9-1991 H型孔系组合夹具紧固件活节螺栓

HB 4532.9-1991
HB 4532.1-1991 H型孔系组合夹具紧固件带肩六角螺母

HB 4532.1-1991
HB 4532.2-1991 H型孔系组合夹具紧固件螺套

HB 4532.2-1991

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