1、 SKSKSKS KSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 2039 2 2: KS M ISO 2039 2:2008 2008 10 28 http:/www.kats.go.krKS M ISO 2039 2:2008 : ( ) ( ) () ()SK () ( ) : (http:/www.standard.go.kr) : : 2002 6 29 : 2008 10 28 2008-0705 : : ( 025097301) (http:/www.kats.go.kr). 10 5 , . KS M ISO 2039 2:2008 2: P
2、lastics Determination of hardness Part 2: Rockwell hardness 1987 2 ISO 2039 2, Plastics Determination of hardness Part 2:Rockwell hardness . 1 1.1 KS M ISO 2039 2 M, L, R . 1.2 , . , . 1.3 . 1.4 - , - KS M ISO 2039 1 . 2 . . ( ) . KS M ISO 291, KS M ISO 868, ( ) KS M ISO 2039 1, 1: ISO 48, Rubber, v
3、ulcanised or thermoplastic Determination of hardness(Hardness between 10 IRHD and 100 IRHD) 3 KS M ISO 2039 2:2008 2 3.1 , . , . , . 3.2 0.002 mm . . HR 130 e HR : e : (0.002 mm ) E, M, L, R . 4 4.1 . 50 mm . 4.2 . , . (4.5 ). 4.3 0.001 mm . (1 0.002 mm) . . M, L, R 130 (3.2 ). . 4.4 M, L, R 4.5 . 9
4、8.07 N . . . . . , 980.7 N 4 5 . 4.5 . KS M ISO 2039 2:2008 3 N N mm R L M E 98.07 98.07 98.07 98.07 588.4 588.4 980.7 980.7 12.70.015 6.350.015 6.350.015 3.1750.015 2 % . E . 4.6 . ( , ), 25 mm , , . 4.7 ( , , , ) E . , . R, L M . 5 5.1 6 mm , 7.4 . . . 5.2 5.1 , . , ( , ) . 5.3 . 5.4 , . 5.5 . , .
5、 6 . KS M ISO 291 . 7 7.1 . KS M ISO 2039 2:2008 4 7.2 (4.5 ). . . . 4.7 . 7.3 . , , , . . 10 (4.4 ). 15 . . 1510+ . . . . 0 100 . 1 , 2 100 . , . 7.4 5 . 10 mm , 10 mm . 7.5 50 115 . , . R KS M ISO 868( ) . 8 8.1 . 8.2 , (7.3 ). 8.3 (3.2 ). 8.4 . 122=nxnx : ( ) x : x : n : KS M ISO 2039 2:2008 5 9
6、. a) (KS M ISO 2039 2) b) , c) , d) e) f) (M, L R) g) , h) KS M ISO 2039 2:2008 6 A ( ) - A.0 . L, M, R ( , ) KS M ISO 2039 1 . , - . - R , 12.7 mm 588.4 N . A.1 A.1.1 12.7 mm 588.4 N . A.1.2 . ( 6 mm ) . . . . . , . 0.002 mm (ds). A.1.3 7.3 , 10 . 15 0.002 mm (dh 15 ). A.2 - . ()sh150 ddR = R : ds
7、dh: A.1.2 A.1.3 . A.3 - ISO 2039 1 (Fett)2 - ISO 2039 1 , 20 100 - . . KS M ISO 2039 2:2008 7 =813.06.448150HR 23.11506.448=RH 30 130 R R H . (daN/mm2) - 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 1301201101009080706050403020100 10 20 30KS M ISO 2039 2:2008 8 1 ASTM D 785 65, Standard test method f
8、or Rockwell hardness of plastics and electrical insulating materials 2 FETT, THEO Relation between Rockwell-hardness ASTM D 785 and ball indentation hardness DIN 53456, Materialprufng, Vol. 14, No. 5, pp. 151 153 2: 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M ISO 2039 2:2008KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Plastics Determination of hardness Part 2: Rockwell hardness ICS 83.080.01
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