1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS B ISO 5172 , KS B ISO 5172: 2007 2007 11 23 http:/www.kats.go.krKS B ISO 5172: 2007 : () ( ) () () () ( ) : (http:/www.standard.go.kr) : :2007 11 23 20071014 : : ( 025097 274) (http:/www.kats.go.kr). 7 5 , . KS B ISO 5172: 2007 , Gas welding equipment Blo
2、wpipes for gas welding, heating and cutting Specifications and tests 2006 3 ISO 5172, Gas welding equipment Blowpipes for gas welding, heating and cutting Specifications and tests , . 1 , . 32 000 kcal/h 300 mm . KS B ISO 9012 . 1 2 A.1 . 3 B . 2 . . ( ) . KS B ISO 15296, ISO 554, Standard atmospher
3、es for conditioning and/or testing Specifications ISO 5175, Equipment used in gas welding, cutting and allied processes Safety devices for fuel gases and oxygen or compressed air General specifications, requirements and tests ISO 9539, Materials for equipment used in gas welding, cutting and allied
4、processes 3 KS B ISO 15296 . KS B ISO 5172: 2007 3.1 3.1.1 (pf) (pm) p f p m 1 / “A” / , . 1 2 . 1 2 / 3 4 5 6 A A p f p0 ( ) p m p f p m p f p m p0 p m 1 2 KS B ISO 5172: 2007 1 2 / 3 4 5 6 7 A A / . 2 2 . / , ( , ). 3.1.2 / p m p fp f p 0 / , / . / . , / ( )( 1 ). 3.1.3 “A” / p m p fp f p 0 3 3 KS
5、 B ISO 5172: 2007 1 2 / 3 4 A A pf p0 ( ) pm 3 3.2 3.2.1 3.2.2 3.2.2.1 ( ) 3.2.2.2 ( ), , 1 3.2.2.3 , ( ) ( , ) 1 3.2.2.4 4 KS B ISO 5172: 2007 3.3 3.3.1 , 3.3.2 ( ) 3.4 3.4.1 . 3.4.2 ( ) . 3.4.3 3.4.4 ( ) . 3.5 ( ) 3.5.1 15 , 101.3 kPa 3.5.2 ( ) 1: 1.1 ( ) 5 KS B ISO 5172: 2007 3.5.3 ( ) ( ) . 1 C.
6、1 . 2 . 3.5.4 / (3.5.2 ) 3.5.5 / / (3.5.3 ) 4 ( 4 ). . KS B ISO 3253 . 1 2 4 5 ISO 9539 . , . 6 6.1 6.2 6.7 . D.1 . 6 KS B ISO 5172: 2007 6.2 (“ ” , .) . 6.7 6.8 , “O” , 1 . 6.3 ( ) “O” “O” . I . ( ) 1 1 . , . 6.4 , , . 6.5 ( : ) , , . 6.6 , (“ ” , ). 6.7 (10. ). kPa . , 5 . 7 KS B ISO 5172: 2007 a)
7、 b) c) 5 6.8 1 . 1 O A , LPG( ) P , M H EMPS( ) Y AIR ( ) F , F . . 7 7.1 7.1.1 8.2 . a) b) 8.5 c) 8.3.4 8.3.5 d) 8.3.2 8.3.3 7.1.2 . , . 7.1.3 8 KS B ISO 5172: 2007 7.1.3.1 8.3.2 / 8.3.3 . 7.1.3.2 ( 8.3.4 8.3.6 8.3.5 ). ( ) G , G . 7.1.4 5 c) 0.5 2 ( 8.6 ). , ISO 5175 . 7.2 7.2.1 . 7.2.2 . . 7.2.3
8、10 % , 10 % . 7.2.4 25 % . 7.2.5 , 8.4 . 8 8.1 9 KS B ISO 5172: 2007 , (type) , . 2 . 2 / / 8.3.2 8.3.3 8.3.4 8.3.6 8.3.5 8.2 8.4 8.5 8.6a G a 5 c) . 8.2 ISO 9090 , ISO 9090 . 8.3 8.3.1 / . (8.3.2 8.3.3 ) (8.3.4 8.3.5 8.3.6 ) . , . . G.2 , H.2 8.3.2 8.3.2.1 3 / . 10 KS B ISO 5172: 2007 100 . 8.3.2.2
9、 , 90 ( 6 ). , . : mm 1 H 1 X H 5 100 . 6 8.3.2.3 / . 8.3.2.4 . 2 . , / . 11 KS B ISO 5172: 2007 1 , 6 90 . (X ) 1 (H) . / . 8.3.2.5 3 , . 1 , 2 . 2 , . 8.3.3 / / 8.3.3.1 3 . 8.3.3.2 ( 7 ). 12 KS B ISO 5172: 2007 : mm 1 H 1 X H 522d(d2 11 ) 100 . 7 8.3.3.3 / . . 8.3.3.4 . 2 . / , 7 1 90 . (X) (d2, 1
10、1 ) 1 (H) . / . 8.3.3.5 13 KS B ISO 5172: 2007 3 . 1 , 2 . 2 , ( ). 8.3.4 8.3.4.1 . , 5 30 520 515 . , . . . 8.3.4.2 8 . V . , 5 N . 14 KS B ISO 5172: 2007 : mm 1 60 104 . 0.573 2 a A A( ) 8 ( ) 8.3.4.3 / . . a) (7.2.2 ) b) (7.2.4 ) / . 8.3.4.4 9 . 15 KS B ISO 5172: 2007 Rt 100(1 0.4 lg Q) mm Q ISO
11、554 , (l/h) F 5 N n 10 min 1 . ( .) 30 / . 8.3.4.5 5 / . . 16 KS B ISO 5172: 2007 Rt 100(1 0.4 lg Q) mm 1 2 3 4 9 8.3.5 8.3.5.1 5 4 . 1 (: 55 25) (: 45 20) 5 , . , . . , . 8.3.5.2 10 . 17 KS B ISO 5172: 2007 . d2 ( 11 ), . a) 4 5 a k1d2, k1 0.70.1 l k2d2, k2 1.50.25 h ( ) mm 5.003+axa2131 b) (U V ) 10 18 KS B ISO 5172: 2007 d2 11 8.3.5.3 . 8.3.5.4 , . 5 N . 30 . n 5 min 1 , 1 1 5 . 11 . , . 19 KS B ISO 5172: 2007 1 2 n 5 min 1 12 , 2 ( 5 ). , ( 12 13). . 20 KS B ISO 5172: 2007 1 2 3 2272dr = 13 8.3.5.5 3 1 2 . . , . ,
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