1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS B 6753 KS B 6753:2012 2012 9 28 http:/www.kats.go.krKS B 6753:2012 ： ( ) ( ) ( ) : (http:/www.standard.go.kr) ： ：2005 12 7 ：2012 9 28 2012-0484 ： ： ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS B 6753:2012 i . iii 1 1 1.1 .1 2 2 3 .3 4 5 4.1 .5 4.2 .
2、6 4.3 7 4.4 9 4.5 9 4.6 9 4.7 9 4.8 .10 4.9 .10 5 11 5.1 11 5.2 .25 5.3 25 5.4 26 5.5 26 5.6 26 5.7 27 5.8 .27 6 27 6.1 .27 6.2 .84 6.3 97 6.4 100 6.5 103 6.6 127 6.7 129 6.8 .130 7 133 7.1 .133 7.2 .138 7.3 .140 7.4 146 7.5 .146 7.6 147 7.7 148 KS B 6753:2012 ii 8 153 8.1 153 8.2 .155 8.3 182 9 .18
3、4 9.1 184 9.2 .186 9.3 194 9.4 195 9.5 196 10 196 10.1 196 10.2 206 10.3 206 11 .207 11.1 .207 11.2 .207 11.3 .207 11.4 (desuperheater) 208 11.5 .210 1( ) .211 A( ) (brace) .216 B( ) 220 C( ) .222 D( ) (fusible plug) 223 E( ) .225 F( ) 231 G( ) ( ).233 H( ) 251 I( ) .256 J( ) .258 K( ) 259 L( ) (MT)
4、 .266 M( ) (PT) .267 N( ) .268 O( ) .271 P( ) 274 Q( ) .313 KS B 6753:2012 iii , , , , . , , , , , , . KS B 6753:2012 Power boilers 1 1), 2), 3), 4), 5), 6) , , . 1.1 1.1.1 . , . 1.1.2 (boiler proper) (boiler external piping, BEP) . 1.1.3 , (economizer) , . 1.1.4 (BEP) ( ) , ( ) . a) , b) , c) , 1.1
5、.5 , . 1.1.6 , , , ASME B 31.1( ) 1) (power boilers) 100 kPa 2) (electric boilers) 3) (miniature boiler) 4.6.2 4) (high-temperature water boiler) 1 100 kPa / 120 5) (heat recovery steam generator) 6) (fired pressure vessel) , KS B 6753:2012 2 . , . 1.1.7 , . (1) (2) ( , ) , . 1.1.8 (prime mover) , (
6、 ) . . . 1.1.9 ( , ) . 1.1.10 , . a) b) , 1.1.11 KS B 6750( ) . 1.1.12 KS B 6750 . 1.1.13 ( , ) . , . 2 . . ( ) . ASME B 1.20.1 1983(R2001), Pipe Threads, General Purpose( ) ASME B 16.1 2005, Cast Iron Pipe Flanges and Flanged Fittings( ) ASME B 16.3 2006, Malleable Iron Threaded Fittings, Classes 1
7、50 and 300( , 150 300) ASME B 16.4 2006, Gray Iron Threaded Fittings, Class 125 and 250( , 125 250) KS B 6753:2012 3 ASME B 16.5 2009, Pipe Flanges and Flanged Fittings( ) ASME B 16.9 2007, Factory Made Wrought Steel Buttwelding Fittings( ) ASME B 16.11 2005, Forged Fittings, Socket Welding and Thre
8、ading( , ) ASME B 16.15 2006, Cast Bronze Threaded Fittings, Class 125 and 250( , 125 250) ASME B 16.20 2007, Metallic Gaskets for Pipe Flanges： Ring Joint, Spiral Wound, and Jacketed( ： , ) ASME B 16.24 2006, Cast Copper Alloy Pipe Flanges and Flanged Fittings( ) ASME B 16.25 2007, Buttwelding Ends
9、( ) ASME B 16.34 2004, Valves Flanged, Threaded, and Welding End( , , ) ASME B 16.42 1998, Ductile Iron Pipe Flanges and Flanged Fittings, Classes 150 and 300( , 150 300) ASME B 31.1 2007, Power Piping( ) ASME B 36.10M 2004, Welded and Seamless Wrought Steel Pipe( ) ASME PTC 25 2001, Pressure Relief
10、 Devices( ) ASME QAI 1, Qualification for Authorized Inspection( ) ASNT SNT TC 1A 2006, Recommended Practice for Nondestructive Testing Personnel Qualification and Certification( ) ASTM E 8 2004, Standard Test Method of Tension Testing of Metallic Materials( ) ASTM E 125 63(R2003), Standard Referenc
11、e Photographs for Magnetic Particle Indications on Ferrous Castings( ) ASTM E 126 2004, Standard Specification for Gray Iron Castings for Valves, Flanges, and Pipe Fittings( , ) ASTM E 139 2001, Standard Specification for Phosphor Bronze Rod, Bar, and Shapes( , ) ASTM E 186 1998(R2004), Standard Ref
12、erence Radiographs for Heavy Walled(51 to 114 mm) Steel Castings (51 114 mm) ASTM E 446 1998(R2004), Standard Reference Radiographs for Steel Casting up to 51 mm in Thickness( 51 mm ) CP 189 2006 ACCP, Rev 3(1997), ASNT Standard for Qualification and Certification of Nondestructive Testing Personnel
13、 Central Certification Program( ) 3 . 3.1 (construction) , , , , KS B 6753:2012 4 3.2 (regulatory authority) , , 3.3 (component) , , , , 3.4 (user) , 3.5 (piping subassembly) 3.6 (appurtenance) . . 3.7 (part) 3.8 (design specification) 3.9 (installation) , , . 3.10 (repair) 3.11 (examination) 3.12 (
14、certification) , , , 3.13 (qualification-personnel) KS B 6753:2012 5 3.14 (material specification) 3.15 (material test report) , . . , . , , . 3.16 (certificate of compliance) . . 3.17 (fabrication) , . , , , , , , , . 3.18 (certification of conformance) 3.19 (hold point) 3.20 (instruction) 3.21 (qu
15、ality assurance) 4 4.1 4.1.1 KS B 6753:2012 6 “ ” , , . 4.1.2 4.1.2.1 (4.1) . a) 100 kPa b) 1 100 kPa / 120 4.1.2.2 4.1.2.1 ASME Sect. IV . , . 4.1.2.3 , . a) , . b) . c) 25 mm . d) DN 20 . e) 23 L . f) 177 . g) . 4.2 4.2.1 “ ” . “ ” . 4.2.2 7 ) , 8 ) KS B 6751(- ) . , , KS B 6751 AWS . AWS . ( ) .
16、. AWS KS B 6751 N( ) 2.7 . “ ” “KS B 6751 ” KS B 6751 7) , . 8) . KS B 6753:2012 7 AWS , . . , . a) . b) KS B 6751 . c) KS B 6751, 17.1.2 . d) . 1) 2) 3) 4) e) , . 4.2.3 KS B 6751 31.2 . 4.3 KS B 6751 31.2 . 4.3.1 “ ” , . “ ” . “ ” ( , ) . a) 450 . . b) “ ” . 1) (torch) 2) (furnace) 3) (induction) 4
17、) (resistance) KS B 6753:2012 8 5) (dip) ： 4.3.2 ( , elevated temperature) . 4.3 . 4.3.3 , 4.3 . 4.3.4 7) , 9) KS B 6751 ( ) . . , , . a) . b) KS B 6751 ( ) . c) KS B 6751 . d) . 1) 2) 3) 4) e) , . 9) . KS B 6753:2012 9 4.3 , KS B 6751 , KS B 6751 , BCuP BAg BCuZn BCu BAlSi BNi BAu BMg 150 205 205 205 150 650 425 120 150 175 205 260 205 260 205 345 150 175 650 815 425 480 120 135 4.4 4.4.1 “ ” , “ ” . “ ” . 4.5 4.5.1 “
