目的：
PURPOSE:
檢驗(yàn)GB/T1406.1-7004-21中成品燈上燈頭螺紋尺寸和尺寸T1min。
To check the maximum dimensions of the screw thread and dimension T1 minimum of caps on finished lamps shown on sheet 7004-2.
檢驗(yàn)：
TESTING:
當(dāng)成品燈上的燈頭完全旋入量規(guī)內(nèi)時(shí)，燈頭中心觸點(diǎn)應(yīng)與X面共面或者凸出X面。
When the cap on a finished lamp has been screwed into the gauges as far as it will go, the centre contact shall be co-planar with, or project beyond surface X.
____________________________________________________________________
目的：
Purpose:
檢驗(yàn)GB/T1406.1-7004-21成品燈上E27燈頭螺紋外徑（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.
檢驗(yàn)：
Testing:
當(dāng)量規(guī)套在成品（燈頭向上）的燈頭螺紋上時(shí)，燈頭中心觸點(diǎn)不應(yīng)凸出X面。
檢驗(yàn)僅利用量規(guī)的自身質(zhì)量進(jìn)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.
©2012 深圳市創(chuàng)鑫儀器有限公司 版權(quán)聲明
在線客服QQ
TEL:0755-23702758
FAX:0755-23702756
24H服務(wù)電話：
13631576199