KS M ISO 20567-2-2011 Paints and varnishes－Determination of stone-chip resistance of coatings－Part 2：Single-impact test with a guided impact body《涂料和清漆 涂层的耐石片划性的测定 第2部分 导向冲击体单冲击试验》.pdf

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3、e-chip resistance of coatingsPart 2： Single-impact test with a guided impact body 1 . 2 . . ( ) . KS C IEC 60454 2, 2： KS M ISO 1513, KS M ISO 1514, KS M ISO 2808, KS M ISO 3270, KS M ISO 15528, , 3 . . . . . 4 . 4.1 KS M ISO 20567 2:2011 2 1 . 2 . ( 60 HRC62 HRC) . . p 300 kPa(100 kPa 1 bar) , . 50

4、0 ( , 500 ) 500 , . 4.2 , 6 N/25 mm 10 N/25 mm (KS C IEC 60454 2 ) . 25 mm . 1 (1 kg ) 5 2 6 ( 60 HRC 66 HRC) 3 7 ( mm) 4 (0.8 mm 2.5 ) 8 1 015.006.8KS M ISO 20567 2:2011 3 ： mm 2 5 KS M ISO 15528 . KS M ISO 1513 . 6 6.1 , 0.7 mm 1.0 mm , 200 mm100 mm . 6.2 , KS M ISO 1514 . . 6.3 KS M ISO 2808 (m )

5、 . 7 7.1 KS M ISO 20567 2:2011 4 A . 7.2 , (232) (505) % 16 (KS M ISO 3270 ). 7.3 (232) (505) % (KS M ISO 3270 ). . 7.4 , 3 . 7.5 300 kPa . ( 1 ), (1 kg ) . , 20 mm , . , 120 mm 150 mm . ( 90 ) . . 8 . . (mm ) 3 . 4 . KS M ISO 20567 2:2011 5 1 4 2 5 3 6 3 ： mm 4 9 9.1 , r r , 2 95 % 2.4 1.9 6.2 KS M

6、 ISO 20567 2:2011 6 . r 0.5 % . 9.2 , R R , 95 % . R 1.0 % . 10 . a) (KS M ISO 20567 2) b) ( , , ) c) 1) ( ) 2) 3) , 4) 5) (m ), KS M ISO 2808 , d) e) (N/25 mm ) f) 8. g) h) ( ) i) j) KS M ISO 20567 2:2011 7 A ( ) A.1 A.1.1 DIN 3.3547/EN AW 5083, AlMg4.5Mn0.7, Ra 0.8 mm A.2 A.2.1 , 50 100 5 m . A.3

7、300 kPa(3 bar) . . . , . (A.1.1) , 1 kg . (A.2.1) ( A.1 ) . . 10 m , . A.1 2： 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M ISO 20567 2:2011 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Paints and varnishesDetermination of stone-chip resistance of coatings Part 2：Single-impact test with a guided impact body ICS 87.040