L93 电子设备用金属件 标准查询与下载

SJ 2833-1987 十字槽自攻锁紧螺钉技术条件

Specification for cross rcessed thread forming screws

SJ 2843-1987 六角带梅花弹性垫圈的组合螺母

Hexagon nuts with toothed spring washers

SJ 2830-1987 十字槽大球面凸缘螺钉

Cross recessed large spherical head with flange screws

SJ 2836-1987 十字槽盘头带弹簧垫圈和平垫圈的组合螺钉

Cross recessed pan head screws with spring washers and plain washers

SJ 2841-1987 十字槽组合自攻螺钉技术条件

Specification for cross recessed tapping screws with washers

SJ 2834-1987 十字槽盘头带平垫圈的组合螺钉

Cross recessed pan head screws with plain washers

SJ 2827-1987 显象管支架螺栓

Support bolts for picture tubes

SJ 2837-1987 十字槽组合螺钉技术条件

Specification for cross recessed screws with washers

SJ 2822-1987 十字槽沉头自攻螺钉

Cross recessed countersunk head tapping screws

SJ 2839-1987 十字槽大球面头带外齿垫圈的组合自攻螺钉

Cross recessed large spherical head tapping screws with external toothed washers

SJ 2840-1987 十字槽六角头带平垫圈的组合自攻螺钉

Cross recessed hexagon head tapping screws with plain washers

SJ 2826-1987 十字槽六角头自攻螺钉

Cross recessed hexagon head tapping screws

SJ 2828-1987 十字槽盘头螺钉

Cross recessed pan head screws

SJ 2844-1987 梅花弹性垫圈

本标准规定了规格为5和6的梅花弹性垫圈的型式、尺寸。 本标准规定的梅花弹性垫圈适用子螺纹规格为ST5、ST6的白攻螺钉。(改变内径D。后亦可用于六角梅花弹性越圈的组合螺母)。

Toothed spring washers

SJ 2823-1987 十字槽扁圆头自攻螺钉

Cross recessed oblate head tapping screws

SJ 2831-1987 十字槽大球面头自攻锁紧螺钉

Cross recessed large sperical head thread forming screws

SJ 2824-1987 十字槽大球面头自攻螺钉

Cross recessed large spherical head tapping screws

SJ 2819-1987 热处理钢自攻螺钉—机械性能

Tapping screws of heat treated steel--Mechanical properties

SJ 2835-1987 十字槽盘头带弹簧垫圈的组合螺钉

Cross recessed pan head screws with spring washers

SJ 2821-1987 十字槽盘头自攻螺钉

Cross recessed pan head tapping screws