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E40灯头通规 7006-27-7
Go Gauge For E40 Caps on Finished Lamps
量规螺纹边缘尖锐部分以0.2mm～0.3mm的半径倒圆。
The sharp part of the edge of the thread shall be broken with a radius of 0.2mm to 0.3 mm.
目的：
Purpose:
检验成品灯上E40灯头螺纹最大尺寸和尺寸T1min。
To check the maximum dimensions of the screw thread and dimension T1 minimum of E40 caps on finished lamps.
检验：
Testing:
当成品灯上的灯头完全旋入量规内时，灯头中心触点应与X面共面或凸出X面。
When the cap on a finished lamp has been screwd into the gauge as far as it will go, the centre contact shall be co-planar with, or project beyond , surface X.
E40灯头量规一套包含以下四种量规：
| 量规名称 | 型号 |
E40灯头通规 | |
E40灯头止规 | |
| E40成品灯接触性能规 | |
| E40成品灯防意外接触规 |
