数显自定心内径千分尺 44 EX功能: 0(在相对测量状态下进行置零),ABS(切换相对测量与绝对测量),mm/inch, PR(预置功能设置) 组成:主体44EXg及测量头44AK 测量头与主体螺纹连接 自定心测量头由侧面3个呈120 均匀分布的测砧组成 自12.5mm量程开始,测砧顶端带硬质合金 自12.5mm量程开始,测砧可用于盲孔测量 自40mm量程开始,测量头改为铝制以减轻重量 标准配置:包装盒量程mm (inch)读数值mm/inch允许误差G* m订货号6 -8 (25 - .3125 )0,001 / .00005 441910008 -10 (.3125 - .4 )0,001 / .00005 4419100110 -12,5 (.4 - .5 )0,001 / .00005 4419100212,5 -16 (.5 - .625 )0,001 / .00005 4419100316 -20 (.625 - .775 )0,001 / .00005 4419100420 -25 (.775 - 1 )0,001 / .00005 4419100525 -30 (.1 - 1.2 )0,001 / .00005 4419100630 -35 (1.2 - 1.4 )0,001 / .00005 4419100735 -40 (1.4 - 1.6 )0,001 / .00005 4419100840 -50 (1.6 - 2 )0,001 / .00005 4419100950 -60 (2 - 2.35 )0,001 / .00005 5419101060 -70 (2.35 - 2.75 )0,001 / .00005 5419101170 -85 (2.75 - 3.35 )0,001 / .00005 5419101285 -100 (3.35 - 4 )0,001 / .00005 54191013100 -125 (4 - 4.9 )0,001 / .00005 64191014125 -150 (4.9 - 5.9 )0,001 / .00005 64191015150 -175 (5.9 - 6.9 )0,001 / .00005 74191016175 -200 (6.9 - 7.9 )0,001 / .00005 74191017*测砧全程移动范围内