【精选】11课铆钉识别11课铆钉识别.pptVIP

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【精选】11课铆钉识别11课铆钉识别.ppt

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【精选】11课铆钉识别11课铆钉识别

Lesson 11 Rivet Identification铆钉的识别（Part II） Translate following questions in to English 铆钉的材料决定了铆钉的使用 MS20470 AD5-6 / AN470 AD5-6: (1) MS or AN: the standard to which the rivet is manufactured MS: Military Standard AN: Army Navy or Airforce Navy standard (2) 20470 or 470: the head style MS20426 or AN426: Aluminum rivets with 100 degree countersunk heads MS20470 or AN470: Aluminum alloy with universal head rivet Different kind of rivet head The mark in rivet head A: 1100H14 commercial pure aluminum rivet, having a smooth head with no markings The mark in rivet head DD: 2024T4 aluminum alloy (also called icebox rivet), with two ways dashes on the head. It needs special treatment before used and has the greatest bearing and shear strength. The mark in rivet head MS20470 AD5-6 / AN470 AD5-6: 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. MS20470 AD5-6 / AN470 AD5-6: -6: 6/16 inch, the length of the rivet shank in sixteenth of an inch. Notice: Countersunk rivets are measured from the top of rivet head to the end of the shank. The universal head rivets are measured along the length of the rivet shank only. Translate following questions in to English 我需要50颗DD冰箱铆钉. 这是件号 Translate following questions in to English 我们的2024冰箱铆钉用完了，你要2017冰箱铆钉吗？ Some kind of blind rivets * * 广州民航职业技术学院机务系顾铮 By : Zheng GU Aircraft and Engine Maintenance Department Civil Aviation College of Guangzhou 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. 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