Steel gauges . screw ring gauges . diameter to 300 mm 钢制量规.螺纹环规.直径小于300mm的环规
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Screw ring gauge 螺纹环规
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Go screw ring gauges for iso metric screw threads over 50 mm to 200 mm nominal diameter for use in precision engineering 精密技术用标称直径50至200mm的iso米制螺纹过端螺纹
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Geometrical product specification - not go screw ring gauges for iso metric screw threads - part 1 : nominal diameter from 1 mm up to 200 mm ; general purposes 产品几何量技术规范. iso米制螺钉螺纹不过端环规.第1
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Verification of geometrical parameters - " not go " screw ring gauges for iso metric screw threads - part 2 : nominal diameter over 50 mm up to 200 mm ; precision mechanics 几何参数的鉴定. iso公制螺纹不过端环规.第2部分:公
