ImageVerifierCode 换一换
格式:PDF , 页数:6 ,大小:245.98KB ,
资源ID:419007      下载积分:5000 积分
快捷下载
登录下载
邮箱/手机:
温馨提示:
如需开发票,请勿充值!快捷下载时,用户名和密码都是您填写的邮箱或者手机号,方便查询和重复下载(系统自动生成)。
如填写123,账号就是123,密码也是123。
特别说明:
请自助下载,系统不会自动发送文件的哦; 如果您已付费,想二次下载,请登录后访问:我的下载记录
支付方式: 支付宝扫码支付 微信扫码支付   
注意:如需开发票,请勿充值!
验证码:   换一换

加入VIP,免费下载
 

温馨提示:由于个人手机设置不同,如果发现不能下载,请复制以下地址【http://www.mydoc123.com/d-419007.html】到电脑端继续下载(重复下载不扣费)。

已注册用户请登录:
账号:
密码:
验证码:   换一换
  忘记密码?
三方登录: 微信登录  

下载须知

1: 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。
2: 试题试卷类文档,如果标题没有明确说明有答案则都视为没有答案,请知晓。
3: 文件的所有权益归上传用户所有。
4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
5. 本站仅提供交流平台,并不能对任何下载内容负责。
6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。

版权提示 | 免责声明

本文(AECMA PREN 2258-1983 Circular Tubes in Aluminium Alloys for Fluids Dimensions Aerospace Series Edition 1《航空航天系列.铝和铝合金圆形运液体管尺寸.第1版》.pdf)为本站会员(amazingpat195)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

AECMA PREN 2258-1983 Circular Tubes in Aluminium Alloys for Fluids Dimensions Aerospace Series Edition 1《航空航天系列.铝和铝合金圆形运液体管尺寸.第1版》.pdf

1、I- a a O o: w U v) W L3 w 2 z W .w 8 a 9 o 3 w z I- u 8 U J 8 a w i- cl w A.E.C.M.A. STANDARD NORME A.E.C.M.A. A.E.C.M.A. NORM prEN 2258 Edition 1 January 1983 ENGLISH VERSION CIRCULAR TUBES IN ALUMINIUM ALLOYS FOR FLUIDS DIMENSIONS AEROSPACE SERIES TUBES CIRCULAIRES EN ALLIAGES DALUMINIUM PO U R CA

2、NAL IS AT I O NS DIMENSIONS SERIE EROSPATIALE LUFT- UND RAUMFAHRT LEITUNGSROHRE, RUND MASZE AUS ALUMINIUM-LEGIERUNGEN This industrial standard for the aerospace sector has been drawn up under the responsibility of AECMA (Association Europenne des Constructeurs de Matriel Arospatial). It is published

3、 on yellow paper in three equivalent versions (English, French, German). It will be submitted to CEN (European Committee for Siandardization) as a draft European Standard. Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for Resale

4、No reproduction or networking permitted without license from IHS-,-,-AECMA PREN2258 83 m LOL23LL 0002676 L m prEN2258 Page 2 CONTENTS 1 SCOPE AND FIELD OF APPLICATION 2 REFERENCES 3 MATERIALS 4 REQUIRED CHARACTERISTICS 5 DESIGNATION 6 TECHNICAL SPECIFICATION Copyright Association Europeene des Const

5、ructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-,E.C.M.A. STANDARD prEN2258 Page 3 prEN2258 1 2 3 4 0 CIRCULAR TUBES IN ALUMINIUM ALLOYS FOR FLUIDS - . DIMENSIONS SCOPE AND FIELD OF APPLICATIO

6、N This standard specifies the dimensions and tolerances of circular extruded and drawn aluminium alloy tubes for fluids used in ae- rospace construction. REFERENCES IS0 2964-1974, Aircraft. Tubing outside diameters and thicknesses. EN2070-1, Inspection and test requirements for aluminium and alumini

7、um alloy wrought products. Part 1 : general requirements 1) Metric dimensions EN2070-5, Inspection and test requirements for aluminium and aluminium alloy wrought products. Part 5:. inspection and test requirements for pressure-tested tube 1). MATE RI ALS The materials are defined in the material st

8、andards. REQUIRED CHARACTERISTICS 4.1 Dimensions The recommended external diameters and thicknesses of tubes taken from IS0 2964 are given in table 1. When other sizes are required they shall be taken from IS0 2964. The lengths are at the discretion of the user, O i) In preparation -_s_ Copyright As

9、sociation Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AECMA PREN2258 83 = LOLZ3LL 0002678 5 prEN2258 Page 4 TABLE 1 - Recommended dimensions, section, mass Dimensions in

10、 millimetres liame ter D Cross sectional area 1)l Thick- of flow (mm2 ness a Diame- ter D Cross sectional area 1 Thick- ness a of annulus (mm2 1 of mass annulus (kg/m) 2) (mm2 4/90 i 0,0138 of flow (mm2 725,8 mass (kg/m) 2) 78,4 0,220 8,04 I 0,0225 8,29 i 0,023 - 1 706,9 97,4 116.1 0,273 0,325 0,428

11、 0,528 _- 32 688.1 10.55 I 0,030 152, 188,5 _ 651,4 61 5,7 10,s 0,029 13,l I 0,037 I 6 11 58,l 0,276 98,5 122,5 15.7 0.04.4 11 34,l 0,343 40 11 10,4 146,3 193,o 238,8 123,6 0,409 0,540 0,669- 0,346 - - 8 18,l 1 0,051 1063,6 101 7,9 1839,8 22,O I 0,062 IO 17,7 1 0,050 50 23,l 1 0,065 1 1809,6 1720,2

12、1662,O 153,9 243,3 301,6 0,431 0,68 I 0,845 _- 1 I 50,3 28.3 1 0,079 1,2 1 45,4 0,6 I 91,6 33,2 0,093 21,s 0,060 28,l 0,079 34,G 0,097 _- =I- 2960,9 0,438 156,3 232,9 194,8 0,545 0,652 - 2922,5 2884,3 63 12 2808,6 308,G 0,864 1,6 i 60,8 0,8-! 162,8 1 1-153,9 1,6 i 128,7 0,8 i 265,9 -. _-I 2 2734.0 1

13、,073 1,330 _- 383,3 475,2 16 35,2 I 0,107 47,l I 0,132 72,4 1 0,203 _ -_- 2642 .I 3674,5 1733 0,487 1 21 6,8 363 1,7 3589,l 3504,U 3421,2 4632,s 4536,s 4417,9 7359,4 7238,2 7088,2 -_ _- - 0,607 0,726 70 .259,4 343,8 1 254,5 1,2 i 243,3 .-.-i 59,7 1 0,167 70,9 0,198 92,5 0,259 60,8 0,170 _ _ _- _ 75,

14、4 1-0,211 0,963 1 ,I 96 20 427,3 1,6 ! 221,7 1.1 03 394,l 490,l 608,7 -_ 0,8 1 430,O 1 i 415,5 i -_ 80 1,372 . 1,704 -.- 25 1,2 i 401,l 89,7 0,251 1,385 494,6 615,7 765,8 - 1i7,6 I; 0,329 I 1,G I 373,2 - i - 1,724 2,144 -_ i) Values for information only 2) Calculated on the basis of 2,8 i- .“ -: . C

15、opyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AECMA PREN2258 83 IB 1012311 0002679 7 I I _ prEh2258 Page 5 4.2 Dimensional tolerances Tolerances on ex

16、ternal diameter, thickness and length of tubes are given in tables 2, 3 and 4. TAB LE 2 - External diameter tolerances I Diameter D 3 1000 +6 O 4- IO O Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or n

17、etworking permitted without license from IHS-,-,-AECMA PREN2258 83 1012311 O002680 3 H -.“ - 2 i prEN2258 Page 6 4.3 Geomatrical tolerances 4.3.1 Concentricity The concentricity shall be contained within the tolerances allowed for the thickness in table 3. 4.3.2 Circularity This is the difference be

18、tween the maximum and minimum diameters at the same section. It shall be contained within the tolerance on diameter in table 3. 4.3.3 Straightness 1,7 mm 1 For tubes supplied in straight lengths the departure from straightness shall not exceed 1,7 mm per 1000 mm. 5 DESIGNATION The designation of tub

19、es defined in this standard may include ;he following elements: name, number of material standard, dimensions (external diameter, thickness, length), number of dimensional standard. 6 TECHNICAL SPECIFICATION 1) Tubes supplied to this standard shall conform with the requirements of EN2070-1 ) and EN2070-5 , Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-

copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有
备案/许可证编号:苏ICP备17064731号-1