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2、 . 2. . . KS A 3251 1 1 : 3. . 3.1 t (g/cm3) . 21=d d: t 1: t (g/cm3) 2: t (g/cm3) t g/cm320 23 25 27 30 0.998 2 0.997 5 0.997 0 0.996 5 0.995 6 4. (232) , (505) % . 5. 5.1 10 mg , 1 mg . 5.2 . 5.3 . 5.4 . R 1099: 2005 6. . a) , . b) , 25 mm, 25 mm , . , . . c) . d) 24 150 1 . 7. 7.1 . 7.2 . a) 0.1
3、mm , 10 mg , 1.0 mg . b) . c) . d) , 1 . e) 1 10 mg , 1.0 mg . 8. . a) 1 . 211mmmd= d: m1: (g) m2: (g) b) KS A 3251 1 2 . 9. . a) b) c) d) e) f) g) 2 R 1099: 2005 No. mg % g g 12 345 , 10 mg . , 1 mg . 3 2006 1 25 135 513 701 7 (02)6009 4567 (02)6009 4887 8 http:/ 607 822 1 11( 10 ) (051)557 1239 Fa
4、x. (051)557 0430 702 845 2 1741( 3 ) (053)384 1562 4 Fax. (053)384 1565 790 380 627( 3 ) (054)278 9661 Fax. (054)278 9662 406 829 7 50( 16 ) (032)260 0260 7 Fax. (032)260 0268 443 766 906 5( 9 ) (031)259 7000 9 Fax. (031)259 7010 200 041 1 9( 304 ) (033)252 9423, 254 9423 Fax. (033)256 9423 361 802
5、1508 1( 6 ) (043)236 2451 3 Fax. (043)236 2454 305 343 23 14( 5 ) (042)864 2301 3 Fax. (042)864 2304 330 816 43 5( 1204 ) (041)589 0500 3 Fax. (041)589 0504 561 736 1 337 2( 7 ) (063)214 2235 7 Fax. (063)214 2238 506 301 621 15( 4 ) (062)953 1435 7 Fax. (062)953 1438 641 966 298 7( 6 ) (055)212 1212
6、 Fax. (055)212 1213 683 804 758 2( 2 ) (052)289 6601 3 Fax. (052)289 6604 425 020 541 3( 4 ) (031)487 6191 4 Fax. (031)487 6195 730 350 92 30( 8 ) (054)473 6954 Fax. (054)473 6955 480 848 2 487 6( 3 ) (031)829 8182 4 Fax. (031)829 8185 KS R 1099: 2005 KOREAN STANDARDS ASSOCIATION KSKSKSSKSKS KSKS SKS KSKS SKSKS KSKSKSTest procedure of specific gravity for brake linings and pads of automobiles ICS 43.040.40