Finish 完成215 Identification Symbols 识别符号216 Inspection and Quality Assurance 检验与质量保证217 Designation 任命218 Workmanship 做工2Table 表1Dimensions of Heavy Hex Nuts 重型六角螺母的尺寸3Nonmandatory Appendix 非强制性附录AGeneral Dimension Requirements From ISO 4775 ISO 4775的通用尺寸要求5vii...
50、 nut, ASME B18.10, 78 9, steel, ASTM A 563, Grade DH, plain finish 2.13 Identification Symbols 2.13.1 Grade Symbols.Each track bolt and track nut shall be marked in accordance with its material, mechanical, or performance requirements. 2.13.2 Source Symbols.All track bolts and track ...
screws ANSYASME, ASMWANSI and ASME BI, B18, or and studs -Symbols and designators of dimensions, Y14 standards may be obtained from the ASME Order except where capitals have been used instead of lower- Department, 22 Law Drive, Box 2300, Fairfield, NJ case letters used in the IS0 standa...
tion with the grade symbols (WCB, WC9, CF8M, and so 16.2 As applicable, the certification also shall include: forth). In addition, master heat numbers, or serial numbers that are traceable to master heat numbers, shall be marked 16.2.1 Material specification and grade, on all ...
shall project not less than the equivalent ininches of 0.0075 times the basic bolt diameter abovethe surface nor more than 0.030 in. over the specifiedmaximum head height.2.5.1 Grade Symbols. Each bolt shall be markedin accordance with the requirements of the applicablespecification, ASTM A 325...
Party For Two • Attach Annotations to Dimensions • Other types of annotation that can be attached to dimensions include GD&T feature control frames, datum feature symbols and surface finish symbols. • Annotations and their leaders may now be attached directly to extension lines. • GD&...
(c) To promote understanding and assimilation during the transition to metric, the di- mensional symbols, designations, terminology, and basic formats of the metric standards should be kept similar to that used in theANSI B18.3 document. At theNovember 10,1976meeting of Subcommittee 3, it ...
免费在线预览全文 A N A M E R I C A N N A T I O N A L S T A N D A R D METRIC HEX FLANGE SCREWS ASME B18.2.3.4M-2001 [Revision of ANSI/ASME B18.2.3.4M-1984 (R1995)] Date of Issuance: June 24, 2002 The next edition of this Standard is scheduled for publication in...
2 14FINISH Unless otherwise specified, nuts shall be furnished with a natural (as processed) finish, unplated or uncoated. 15IDENTIFICATION SYMBOLS (a) Unless otherwise specified, carbon and alloy steel nuts 60、shall be marked to identify the property class and manufacturerinaccordancewith...
(c) Letter symbols designating dimensional charac- teristics are in accordance with those used in ISO stan- dards, except where capitals have been used instead of lowercase letters used in ISO standards. 3REFERENCED STANDARDS The following is a 58、list of publications referenced in this ...