產品說明：HKD234系列東星牌花崗石平板精度參照各先進國家標準,平面度公差依:JB/T7975-1999標準000級=1 (1+d/1000) m00級=2 (1+/1000) m0級=4 (1+d/1000) m1級=8 (1+d/1000) m(d為對角線mm)(測量溫度一般在20 2 C)花崗石平板精度表定貨序號規格(mm)重量(kg)對角線(mm)精度000( m)精度00( m)精度0( m)精度1( m)HKD234001300 200 5093601.535.511HKD234002300 300 70194241.535.511HKD234003400 250 70214721.53612HKD234004400 400 1004856823.56.513HKD234005630 400 1007674623.5714HKD234006630 630 13015589124816HKD234007800 500 13015694324816HKD2340081000 630 15028411822.54.5918HKD2340091000 750 15033812502.54.5918HKD2340101000 1000 15045014142.551020HKD2340111200 800 15043214422.551020HKD2340121600 1000 2009601887361224HKD2340132000 1000 250150021363.56.51326HKD2340142000 1600 300288025613.571428HKD2340152500 1600 30036002968481632HKD2340163000 2000 400900036054.591836HKD2340174000 2500 500153504717611.52346