KS F 2873-2011 Measuring method of compressibility of resilient materials for floor impact sound《地板撞击音缓冲材料的残余变形测量方法》.pdf

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2、6 2 6.1 .2 6.2 2 6.3 .2 6.4 2 7 3 7.1 .3 7.2 .3 8 .4 9 .4 KS F 2873:2011 .5 KS F 2873:2011 Measuring method of compressibility of resilient materials for floor impact sound 1 . 2 . . ( ) . KS M 3808, (PS) 3 . 3.1 dL 250 Pa dF 2 kPa dB 48 kPa , 2 kPa 3.2 dL dB 4 . 5 5.1 0.1 mm . 4 KS F 2873:2011 2 .

3、4 . 5.2 . 5.3 (2505) Pa, (2 00020) Pa, (50 000500) Pa . , . 2 , . 2 , . 0.1 mm . . , . , 1 % . , 4 . , 980 N/min . 6 6.1 . (3002) mm . 1 mm KS M 3808 . 6.2 . 6.3 , . , . 6.4 KS F 2873:2011 3 (235) C 6 . 7 7.1 (235) C . 7.2 7.2.1 1 . (2505) Pa, (2 00020) Pa, (50 000500) Pa . X ： (s) Y ： (kPa) 1 7.2.2

4、 dL , . . 250 Pa . (1205) s 0.1 mm . 7.2.3 dF dB dF dB dL . 2 kPa . (1205) s 0.1 mm dF . KS F 2873:2011 4 48 kPa , (1205) s . 48 kPa , (30010) s 0.1 mm dB . 8 dL, dF, dB , 0.1 mm . () dLdB , 0.1 mm . 9 . a) b) 1) , 2) 3) 4) 5) (： , ) c) 1) , 2) 3) 4) 5) 6) 7) d) ： dL, dF, dB , KS F 2873:2011 5 KS F

5、2873:2011 , . . 1 . (KS F 2868) . ( 5 MN/m3 ) . , . , . 2 2.1 . 2.2 KS M 3808 . 2.3 (dL, dF, dB) () . 2.4 250 Pa, 2 kPa, 50 kPa . 50 kPa ( UTM) . . 1 . . , , 980 N/min . KS F 2873:2011 6 2.5 (KS F 2868) 200 mm . , . 2 , . 300 mm . 1 (mm)KS F 2873:2011 7 2 3 , . , ( 300 mm 4 ) . (mm) 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ KS F 2873:2011 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Measuring method of compressibility of resilient materials for floor impact sound ICS 91.120.20 Korean Agency for Technology and Standards http:/www.kats.go.kr