Product Code:SAE AMS2630
Title:Inspection, Ultrasonic, Product Over 0.5 Inch (12.7 mm) Thick
Issuing Committee:Ams K Non Destructive Methods And Processes Committee
Scope:This specification covers procedures for ultrasonic inspection, by pulse-echo procedures, of flat, rectangular, round, cylindrical, and contoured products having a thickness or cross-sectional dimension greater than 0.50 inch (12.7 mm), using either contact or immersion methods, and using the longitudinal-wave or shear-wave modes or combinations of the two, as necessary. This specification may apply to testing finished machined parts provided the parts can meet the basic testability requirements, such as size, contour, metallurgical structure, and thickness.【英文标准名称】:Gradingpolisheddiamonds.Terminologyandclassification
【原文标准名称】:抛光金刚石的分级.术语和分类
【标准号】:DD234-1996
【标准状态】:现行
【国别】:英国
【发布日期】:1996-06-15
【实施或试行日期】:1996-06-15
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:形状;裂纹;抛光;等级(质量);缺陷与故障;宝石;表面纹理;表面缺陷;分级(质量);夹杂物;术语;金刚石;颜色;重量;珠宝;分类系统
【英文主题词】:preciousstones;grades(quality);surfacetexture;inclusions;terminology;colour;jewellery;defects;diamond;weight(mass);surfacedefects;classificationsystems;flaws;shape;polishing;grading(quality)
【摘要】:Specifiestheterminologyandclassificationtobeusedforthegradinganddescriptionofnatural,unmounted,polisheddiamonds.
【中国标准分类号】:Y88
【国际标准分类号】:01_040_39;39_060
【页数】:22P;A4
【正文语种】:英语