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螺口灯头量规

E27灯头止规|7006-28A-1|E27灯头量规|灯头量规

E27灯头止规|7006-28A-1|E27灯头量规|灯头量规
E27灯头止规|7006-28A-1|E27灯头量规|灯头量规

详细描述

E27灯头止规  7006-28A-1

NOT GO gauge for E27 on finished lamps  7006-28A-1

 

目的:

Purpose:

检验GB/T1406.1-7004-21成品灯上E27灯头螺纹最小外径(尺寸d)。

To check the minum outside (major) diameter of the screw thread, dimension "d" of E27 caps on finished lamps shown on sheet 7004-21.

 

检验:

Testing:

当量规套在成品(灯头向上)的灯头螺纹上时,灯头中心触点不应凸出X面。

检验仅利用量规的自身质量进行。

When the gauge is placed over the thread of the cap on a finished lamp, held cap uppermost, the centre contact shall not project beyond surface "X".

Only the weight of the gauge iteself shall be used in the test.

 

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