1、 KSKSKSKS KSKSKSK KSKSKS KSKSK KSKS KSK KS KS B ISO 23550 KS B ISO 23550:2012 2012 12 17 http:/www.kats.go.krKS B ISO 23550:2012 : ( ) ( ) () ( ) : (http:/www.standard.go.kr) : :2008 6 6 :2012 12 17 2012-0709 : : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS B ISO 23550:2012 i . iii 1 1 2 1 3 .
2、2 4 4 4.1 .4 4.2 .4 5 4 6 5 6.1 .5 6.2 5 6.3 .7 6.4 8 7 10 7.1 .10 7.2 .10 7.3 12 7.4 15 7.5 .17 7.6 20 7.7 .20 8 / .20 8.1 20 8.2 .20 8.3 20 8.4 .21 8.5 .21 8.6 / .22 8.7 .22 8.8 23 8.9 23 8.10 24 8.11 .24 9 , 24 9.1 .24 9.2 , 24 9.3 .24 A( ) 25 B( ) .27 KS B ISO 23550:2012 ii C( ) 29 D( ) 30 E( )
3、31 F( ) .32 G( ) .36 40 KS B ISO 23550:2012 .41 KS B ISO 23550:2012 iii 2004 1 ISO 23550, Safety and control devices for gas burners and gas-burning appliances General requirements . KS B ISO 23550:2012 Safety and control devices for gas burners and gas-burning appliances General requirements 1 , ,
4、(LPG) ( .) , , . . / . . KS B ISO 23551 . 2 . . ( ) . KS B ISO 7 1: 2007, , KS B ISO 228 1: 2007, , KS B ISO 7005 2: 2008, 2: KS B ISO 7005 3: 2008, KS B ISO 23550:2012 2 KS C IEC 60529: 2006, (IP ) KS C IEC 60730 1: 2002, 1: KS C IEC 61000 4-2: 2005, (EMC) KS C IEC 61000 4-3: 2009, (EMC) 4-3: KS C
5、IEC 61000 4-4: 2009, (EMC) 4-4: EMC KS C IEC 61000 4-5: 2008, (EMC) 4-5: KS C IEC 61000 4-6: 2010, (EMC) 4-6: KS C ISO 61000 4-8: 2010, (EMC) 4-8: KS C IEC 61000 4-11: 2008, (EMC) 4-11: , KS M 6789, ISO 65: 1981, Carbon steel tubes suitable for screwing in accordance with ISO 7 1 ISO 262: 1988, ISO
6、general purpose metric screw threads Selected sizes for screws, bolts and nuts ISO 301: 1981, Zinc alloy ingots intended for castings ISO 1817: 1999, Rubber, vulcanized Determination of the effect of liquids ISO 7005 1: 1992, Metallic flanges Part 1: Steel flanges 3 . 3.1 (breather hole) 3.2 (closur
7、e member) 3.3 (control) / 3.4 (external leak-tightness) 3.5 (internal leak-tightness) KS B ISO 23550:2012 3 3.6 (inlet pressure) 3.7 (outlet pressure) 3.8 (pressure difference) 3.9 (maximum working pressure) 3.10 (minimum working pressure) 3.11 (flow rate) 3.12 (rated flow rate) . 3.13 (maximum ambi
8、ent temperature) 3.14 (minimum ambient temperature) 3.15 (mounting position) . : : : : 90(1.57 rad) : , KS B ISO 23550:2012 4 3.16 (DN nominal size) , DN mm . 1 DN , . 2 DN DN DN/OD DN/ID . 3 ISO 6708: 1995 2.1 . 4 4.1 , ( , , , , ) . . 4.2 ( 4 ). a) 1 ( , ) 1 1 . b) 2 2 2 1 . 5 / . , (205) , (205)
9、. (15 , 101.325 kPa, ) . . . . ( , KS C IEC 60730 ) . KS B ISO 23550:2012 5 1 . 2 G.5 . 6 6.1 , , . , . . , . 6.2 6.2.1 , . . 6.2.2 , . 1 mm . . . 6.2.3 6.2.3.1 . a) 70 L/h . b) , . 3 kPa , a) 0.7 mm . , (leakage-rate limiter) , 3 . , . KS B ISO 23550:2012 6 . . 6.2.3.2 . F.6.2.3.1 . 6.2.3.2 . . . 6
10、.2.4 ISO 262 . ( ) . ISO 262 . F.6.2.4 . 6.2.5 . 450 . F.6.2.5 . 6.2.6 ( , , ) . . 6.2.7 (Sealing caps) ( , ) . . 6.2.8 . . KS B ISO 23550:2012 7 , (pastes) ( , O ) . ( , ) . 6.2.9 . . 6.3 6.3.1 , . . , , . F.6.3.1 . 6.3.2 6.3.2.1 . a) . b) O , , (seal), 6.3.2.2 30 L/h . E.6.3.2.1, F.6.3.2.1 G.6.3.2
11、.1 . 6.3.2.2 O , , , . . . 6.3.3 6.3.3.1 , . KS B ISO 23550:2012 8 6.3.3.2 . 2.5 mm . 2.5 mm . 6.3.4 6.3.3 . . 6.3.5 (impregnation) ( , ). 6.3.6 . (sealing paste) . . . . 6.4 6.4.1 , . 6.4.2 1 . E.6.4.2 . 6.4.3 KS B ISO 7 1 KS B ISO 228 1 , 1 . KS B ISO 23550:2012 9 ( ) . . F.6.4.3 G.6.4.3 . 6.4.4 ,
12、 , KS B ISO 7 1 KS B ISO 228 1 . F.6.4.4 G.6.4.4 . 1 DN in mm 6 8 10 15 20 25 32 40 50 65 80 100 125 150 200 250 1/8 1/4 3/8 1/2 3/4 1 1 1/4 1 1/2 2 2 1/2 3 4 5 6 8 10 2 5 6 8 10 12 14 16 18 22 25 28 30 32 35 40 42 50 6.4.5 DN 50 , KS B ISO 7005 , PN( ) 6, PN 16 . KS B ISO 7005 DN 50 , , . KS B ISO
13、23550:2012 10 F.6.4.5 G.6.4.5 . 6.4.6 , . . . F.6.4.6 . 6.4.7 (905.0) mm , 10 mm . 1 mm . F.6.4.7 G.6.4.7 . 6.4.8 1.5 mm , 1 mm . , . F.6.4.8 . 7 7.1 . a) b) 0 60 c) , . , d) 85 110 % 85 % 110 % F.7.1 G.7.1 . 7.2 7.2.1 KS B ISO 23550:2012 11 . 2 . (6.2.8 ). F.7.2.1 G.7.2.1 . 2 mL h 1 DN DN 10 10DN25
14、 25 DN80 80 DN150 150 DN250 20 40 60 100 150 20 40 60 60 60 7.2.2 7.2.2.1 1 mL 10 Pa . 5 mL h 1 . 0.6 kPa , 1.5 15 kPa . 11.2 kPa 14.8 kPa 22 kPa . . . 15 kPa A( ) 15 kPa B( ) C . F.7.2.2.1 . 7.2.2.2 7.2.2.1 . 5 . KS B ISO 23550:2012 12 F.7.2.2.2 . 7.2.2.3 7.2.2.1 . F.7.2.2.3 . 7.3 7.3.1 . , 2 . 7.3
15、.2 7.3.4.2 7.3.4.3 4 . 7.3.3 7.3.4.4 4 . 1 7.3.4.5 . 7.3.4 7.3.4.1 ISO 65 . DN 50 40DN DN 50 300 mm . 3 KS B ISO 7005 . 3 DN 6 8 10 15 20 25 32 40 50 65 80 100 125 150 N m 20 20 30 30 30 30 50 50 50 50 50 80 160 160 7.2.2.2 7.2.2.3 KS B ISO 23550:2012 13 . . , , . . 1 . 2 - . 3 G.7.3.4.1 . 7.3.4.2 10