KS M ISO 4256-2008 Liquefied petroleum gases-Determination of gauge vapour pressure-LPG method《液化石油气 蒸汽压力的测定 液化石油气法》.pdf

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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 4256 LPGKS M ISO 4256:2008 2008 11 21 http:/www.kats.go.krKS M ISO 4256:2008 : ( ) ( ) GS ( ) SK( ) ( ) : (http:/www.standard.go.kr) : : 1972 12 30 : 2008 11 21 2008-0788 : : ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS M ISO 4256:2008 LPG Liq

2、uefied petroleum gases Determination of gauge vapour pressure LPG method 1996 2 ISO 4256, Liquefied petroleum gases Determination of gauge vapour pressure LPG method , . 1 3570 (3. ) . 1 , . 2 , . 3 . . 2 . . ( ) . KS M 2071, KS M ISO 3007, 3 . 3.1 “ ” , . KS M ISO 4256:2008 2 3.2 (LPG) , C3 C4 . C5

3、 5 % , 40C 1 600 kPa . 4 , . 5 5.1 2 2 , 5.1.15.1.7 . 1 . KS M ISO 3007 “ ” 20 % ( )” (7.3) . KS M ISO 3007 A . 1 KS M 2075 . KS M ISO 4256:2008 3 1 5.1.1 (513) mm, (2543) mm , . . 13 mm . . 5.1.2 33 1/3% KS M ISO 4256:2008 4 20.03(5.1.3 1 ) 5.1.3 20 % 40.05( 1 2 ) 1 , . 2 33 1/3 % KS M ISO 3007 . ,

4、 (7.3) KS M ISO 3007 . 5.1.4 6 mm , . 5.1.5 13 mm 19 mm , 6 mm . . KS M ISO 4256:2008 5 2 LPG 5.2 114140 mm . 5 mm 6 mm . 1 . (5.5) 2 9.2 . 1 LPG kPa kPa 655 0700 70 3.5 6201 730 02 000 175 7 1 6603 460 03 500 350 35 KS M ISO 4256:2008 6 5.3 . . a) 50 : 0.1 b) 50 : 0.3 5.4 A . . 5.4.1 3540 5.4.2 415

5、0 5.4.3 5180 5.5 . 2 (5.2) . 6 6.1 KS M 2071 . 6.2 . 67 mm . . 6.3 B . 7 7.1 . 7.2 2 (5.2) . KS M ISO 4256:2008 7 7.3 7 000 kPa . 7.4 , , 3 500 kPa . . 8 8.1 B . (8.2) , . . , . 8.2 (7.2) (6.2). (8.1) . , . . . 8.3 , . 8.2 . , (8.1 ). 2 . . 33 1/3 % (5.1.2) 8.4 . KS M ISO 4256:2008 8 20 % (5.1.3) .

6、 8.4 8.4.1 ( , ). . 50 0.1 , 50 0.3 . , . 8.4.2 5 . . 2 . , . 2 5 kPa , “ ” . 2030 . 8.4.3 9.2 (pb) . 9 9.1 9.2 “ ” . . 9.2 (5.2) . 5 2 “ ” . 10 10.1 (9.2 ) “ ” . 10.2 (10.1) 101.3 kPa . pv= po (101.3 pb) pv: 101.3 kPa (kPa) po: (10.1)(kPa) pb: (8.4.3)(kPa) KS M ISO 4256:2008 9 11 5 kPa . 12 12.1 r

7、 20 1 . r = 12 kPa 12.2 R 2 20 1 . R = 19 kPa 13 . a) b) c) (10. ) d) , e) KS M ISO 4256:2008 10 A ( ) A.1 5.4 A.1 . A.1 mm mm mm mm : mm : mm mm mm mm mm mm 34 42 0.1 0.5 1 0.1 100 2755 6 7 25 35 5 34.4: 135 15042: 215 23460 8 10 4 7 112 116 25 55 0.1 0.5 1 0.1 105 3795 7 8 25 35 6 7 25: 115 135 55

8、 324 344 100 80 50 80 0.1 0.5 1 0.1 130 3795 7 8 25 35 6 7 50: 115 13580: 324 344100 80 A.1 . : ASTM 18C / IP 23C : ASTM 64C : ASTM 65C KS M ISO 4256:2008 11 B ( ) B.1 B.1.1 . B.1.2 . . B.1.3 . B.1.4 . B.1.5 . B.2 B.2.1 : 8.2 . B.2.2 : 8.3 a) . 20 % 40 % . b) . . LPG 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M ISO 4256:2008 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Liquefied petroleum gases Determination of gauge vapour pressureLPG method ICS 75.160.30

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