1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M 2172 KS M 2172:2011 2011 12 16 http:/www.kats.go.krKS M 2172:2011 : ( ) ( ) GS ( ) SK ( ) : (http:/www.standard.go.kr) : :1975 12 4 :2011 12 16 2011-0215576 : : ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS M 2172:2011 Testing method for cooling ab
2、ility of heat treating oils 1 , . 2 . . ( ) . KS L 6003, 3 800 , 2 3 , (250 mL) . , 1 . , - ( 0 .) , . 4 1 , , , . KS M 2172:2011 2 1 4.1 , . 4.2 2 3 . 4.2.1 0.6 mm1 000 mm , , 99.99 % . 4.2.2 0.6 mm1 000 mm . 4.2.3 0.8 mm, 1.2 mm . 4.2.4 . 4.2.5 . KS M 2172:2011 3 2 3 4.2.6 a) , . , . (1.21.4) mm .
3、 . b) , , . c) , . d) , . e) . f) 800 . g) 800 , . h) , , 800 . i) . j) , (700800) , . : mmKS M 2172:2011 4 . k) , . l) (0.81.0) . 4.3 4.3.1 80 mm , 0.3 / , , 0.1 % 0.5 % . 4.3.2 12 A/D 100 / , 0.2 % . 4.4 4.4.1 mV . 4.4.2 0.3 % . 4.5 300 mL . 4.6 . 5 a) 250 mL , . 2 3 , (8105) . b) , , . 15 mm . 6
4、6.1 - KS M 2172:2011 5 - . 6.2 (D .O. P) . 6.3 80 , (50010) , 800 400 (4.50.3) . 6.4 a) KS L 6003 E 500 , . b) , 1.5 . (0.81.0) , (700800) , 4.2.6 , . , . 7 1) 800 400 1/10 . 8 . 8.1 2 5 , (800 400) 0.3 . 8.2 2 10 , (800 400) 0.5 . 1) . 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ KS M 2172:2011 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Testing method for cooling ability of heat treating oils ICS 75.100 Korean Agency for Technology and Standards http:/www.kats.go.kr