11课铆钉识别

Different kind of rivet head
The mark in rivet head
A: 1100H14 commercial pure aluminum 1100H rivet, having a smooth head with no markings AD: 2117T4 aluminum alloy rivet (also AD: 2117T called field rivet), with a dimple in the head B: 5056 aluminum alloy rivet, with a raised cross on the head. Magnesium is the main head. alloying element. It rivets magnesium parts. element. parts.
Translate following questions in to English 我需要50 DD冰箱铆钉 我需要50颗DD冰箱铆钉. 这是件号 50颗 冰箱铆钉. I need 50 DD icebox rivets. Here is the part number. DD 代表铆钉的材料是2024铝合金的 代表铆钉的材料是2024 2024铝合金的 DD stand for (means that) the material of the rivet is 2024 aluminum alloy.
ห้องสมุดไป่ตู้
Translate following questions in to English
我们的2024冰箱铆钉用完了，你要2017 我们的2024冰箱铆钉用完了，你要2017冰箱铆 2024冰箱铆钉用完了 2017冰箱铆 钉吗？ 钉吗？
We haven’t 2024 icebox rivet anymore, do you want some 2017 icebox rivets? 它们的件号不同，两种铆钉的强度不同， 它们的件号不同，两种铆钉的强度不同， 我想不能用2017代替2024 2017代替 我想不能用2017代替2024 Their part numbers are not the same. The strength of two kinds of rivet are different, I don’t think 2017 could replace 2024.
MS20470 AD5-6 / AN470 AD5-6: AD5AD5(1) MS or AN: the standard to which the AN: rivet is manufactured MS: Military Standard MS: AN: Army Navy or Airforce Navy AN: standard (2) 20470 or 470: the head style 470: MS20426 or AN426: Aluminum rivets MS20426 AN426: with 100 degree countersunk heads MS20470 or AN470: Aluminum alloy with universal head rivet
Translate following questions in to English 常见的两种铆钉头型是沉头和普通头 The two common head styles of rivet are count sunk head and universal head. 正确地识别不同种类的铆钉, 正确地识别不同种类的铆钉, 对航空维修 技术人员来说， 技术人员来说，是非常重要的 It is important that the aviation maintenance technician be able to correctly identify the different types of rivets
MS20470 AD5-6 / AN470 AD5-6: AD5AD5The length of a rivet shank protruding through the material to be joined before driving should be at least one and one half times the rivet diameter. diameter. (To form the shop head of rivet. rivet.)
Translate following questions in to English 铆钉的材料可由它头部的标记来识别 The material of the rivet can be identified by the marking on the head of the rivet. 从件号中可知铆钉的直径和长度 The part number shows the diameter and the length of the rivet.
The mark in rivet head
DD: 2024T4 aluminum alloy (also DD: 2024T called icebox rivet), with two ways dashes on the head. head. It needs special treatment before used and has the greatest bearing and shear strength. strength.
The mark in rivet head
D: 2017T4 aluminum alloy (also called 2017T icebox rivet), with raised teat on the head. head. It needs special treatment before used. used. 2017T 2017T4 and 2024T4 aluminum alloy 2024T rivet are used in areas of the aircraft where more than the usual amount of strength is required. required.
Translate following questions in to English 铆钉的材料决定了铆钉的使用 The use of the rivets is governed by the materials of which they are made. 选择铆钉主要需考虑铆接处的强度 To determine which kind of rivet to use, we should consider the strength required for the riveted joint.
The mark in rivet head
MS20470 AD5-6 / AN470 AD5-6: AD5 AD5 5: 5/32 inch, the diameter of the rivet shank in thirty second of an inch The diameter must not be less than the combined thickness of the parts to be riveted. riveted.
MS20470 AD5-6 / AN470 AD5-6: AD5AD5Thus in our example, the amount of rivet shank protruding through the material must be as least 1/4 of an inch, rounding to the nearest sixteenth 铆钉杆直径为5/32英寸 ， 5/32乘以 英寸， 乘以1.5 铆钉杆直径为 英寸 乘以 等于15/64, 圆整后是 英寸。 圆整后是1/4英寸 英寸。 等于
Some kind of blind rivets
Some kind of blind rivets
Lesson 11 Rivet Identification 铆钉的识别
（Part II） II）
By : Zheng GU Aircraft and Engine Maintenance Department Civil Aviation College of Guangzhou
广州民航职业技术学院机务系 顾铮
MS20470 AD5-6 / AN470 AD5-6: AD5AD5-6: 6/16 inch, the length of the rivet shank in sixteenth of an inch. inch. Notice: Notice: Countersunk rivets are measured from the top of rivet head to the end of the shank. shank. The universal head rivets are measured along the length of the rivet shank only. only.