1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS B ISO 4126 2 2：KS B ISO 4126 2:2009 2009 10 14 http:/www.kats.go.krKS B ISO 4126 2:2009 : ( ) ( ) () KEPIC ( ) : (http:/www.standard.go.kr) ： ：2005 12 5 ：2009 10 14 2009-0622 ： ： ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS B ISO 4126 2:2009 2： Safe
2、ty devices for protection against excessive pressure Part 2： Bursting disc safety devices 2003 1 ISO 4126 2, Safety devices for protection against excessive pressure Part 2： Bursting disc safety devices . 1 . , , , , , . , KS B ISO 4126 6 . 2 . . ( ) . KS B ISO 4126 6, 6： , ISO 6708, Pipework compon
3、entsDefinition and selection of DN(nominal size) EN 485 1, Aluminium and aluminium alloys Sheet, strip and plate Part 1： Technical conditions for inspection and delivery EN 485 2, Aluminium and aluminium alloys Sheet, strip and plate Part 2： Mechanical properties EN 485 3, Aluminium and aluminium al
4、loys Sheet, strip and plate Part 3： Tolerances on shape and dimensions for hot-rolled products EN 485 4, Aluminium and aluminium alloys Sheet, strip and plate Part 4： Tolerances on shape and dimensions for cold-rolled products EN 573 3, Aluminium and aluminium alloys Chemical composition and form of
5、 wrought products Part 3： Chemical composition EN 573 4, Aluminium and aluminium alloys Chemical composition and form of wrought products Part 4： Forms of products EN 1092 1, Flanges and their joints Circular flanges for pipes, valves, fittings and accessories, PN designated Part 1： Steel flanges EN
6、 1333, Pipework components Definition and selection of PN EN 1652, Copper and copper alloys Plate, sheet, strip and circles for general purposes KS B ISO 4126 2:2009 2 EN 1653, Copper and copper alloys Plate, sheet and circles for boilers, pressure vessels and hot water storage units EN 10028 1, Fla
7、t products made of steels for pressure purposes Part 1： General requirements EN 10028 7, Flat products made of steels for pressure purposes Part 7： Stainless steels EN 10088 1, Stainless steels Part 1： List of stainless steels EN 10095, Heat resisting steels and nickel alloys EN 10222 1, Steel forgi
8、ngs for pressure purposes Part 1： General requirements for open die forgings DIN 17740, Wrought nickel Chemical composition DIN 17742, Wrought nickel alloy with chromium Chemical composition DIN 17743, Wrought nickel alloys with copper Chemical composition DIN 17744, Wrought nickel alloys with molyb
9、denum and chromium Chemical composition DIN 17850, Titanium Chemical composition SEW 400, Rolled and forged stainless steels BS 3072, Specification for nickel and nickel alloys Sheet and plate BS 3073, Specification for nickel and nickel alloys Strip ASTM A240/A240M, Standard specification for chrom
10、ium and chromium-nickel stainless steel plate, sheet and strip for pressure vessels and for general applications ASTM B127, Standard specification for nickel-copper alloy(UNS N04400) plate, sheet, and strip ASTM B162, Standard specification for nickel plate, sheet and strip ASTM B168, Standard speci
11、fication for nickel-chromium-iron alloys(UNS N06600, N06601, N06603, N06690, N06025, and N06045) and nickel-chromium-cobalt-molybdenum alloy(UNS N06617) plate, sheet and strip ASTM B209, Standard specification for aluminium and aluminium-alloy sheet and plate ASTM B265, Standard specification for ti
12、tanium and titanium alloy strip, sheet and plate ASTM B333, Standard specification for nickel-molybdenum alloy plate, sheet and strip ASTM B424, Standard specification for Ni-Fe-Cr-Mo-Cu alloy(UNS N08825 and UNS N08221), plate, sheet and strip ASTM B443, Standard specification for nickel-chromium-mo
13、lybdenum-columbium alloy(UNS N06625) and nickel-chromium-molybdenum-silicon alloy(UNS N06219), plate, sheet and strip ASTM B569, Standard specification for brass strip in narrow widths and light gauge for heat-exchanger tubing ASTM B575, Specification for low-carbon nickel-molybdenum-chromium, low-c
14、arbon nickel-chromium- molybdenum, low-carbon nickel-chromium-molybdenum-copper, low-carbon nickel-chromium- molybdenum-tantalum, low-carbon nickel-chromium-molybdenum-tungsten alloy plate, sheet and strip ASTM B708, Standard specification for tantalum and tantalum alloy, plate, sheet and strip 3 .
15、3.1 (bursting disc safety device) . . 3.2 (bursting disc assembly) KS B ISO 4126 2:2009 3 3.3 (bursting disc) 3.4 (bursting disc holder) 3.5 (conventional domed bursting disc)( .) ( , . 1 ) 3.6 (slotted lined bursting disc) 3.7 (reverse domed bursting disc)( .) ( , . 2 ) 3.8 (flat bursting disc) . .
16、 3.9 (graphite bursting disc) , , (flexible) . a) (graphite) b) (impregnated graphite) c) (flexible graphite) d) (graphite composite) 50 % 3.10 (bursting pressure) 3.11 (specified bursting pressure) ( . 3.15 ) 3.12 (specified maximum bursting pressure) ( . 3.13 ) KS B ISO 4126 2:2009 4 3.13 (specifi
17、ed minimum bursting pressure) ( . 3.12 ) 3.14 (coincident temperature) (3.11, 3.12 3.13 ). . 3.15 (performance tolerance) ( ) ( ) (quantities) ( 9 ) 3.16 (operating pressure) 3.17 (differential back pressure) / . 3.18 (vent area) 3.19 (batch) , , (3.20 ). 3.20 (lot of material) a) (metal) , b) (grap
18、hite and flexible graphite) c) (impregnated graphite) d) (graphite composite) 3.21 (back pressure support) , . KS B ISO 4126 2:2009 5 3.22 (stiffening ring) 3.23 (coating) 3.24 (lining) 3.25 (plating) 3.26 (muffled outlet) 3.27 (temperature shield) 4 4.1 . a) b) . 4.2 A B . , . . 4.3 , . KS B ISO 41
19、26 2:2009 6 . , . . . 5 5.1 ( ) ( 1 ). 1 2 3 1 ( ) . . a) ( ) . b) ( ) . c) ( ) . d) ( ) . 5.2 ( ) , KS B ISO 4126 2:2009 7 ( 2 ). 1 2 ( ) . a) ( ) , . . b) ( ) . . c) ( ) . d) ( ) . e) ( ) , . 5.3 . . . a) . ( 3 ). 1 ( ) 2 3 1 2KS B ISO 4126 2:2009 8 b) . ( 4 ). . . 1 ( ) 2 4 , 6.1.1 . . . c) . . ,
20、 . 5.4 . 6 6.1 6.1.1 . a) EN 1092 1 b) c) , KS B ISO 4126 2:2009 9 6.1.2 . a) b) c) d) (8. ) e) f) g) h) i) . , . . 6.2 . . a) / / (fastener) (member) , ( 5 ). 5 / b) , / ( 6 ). . KS B ISO 4126 2:2009 10 6 c) ( 7 ). 1 ( ) 7 d) / / . ( 8 ). KS B ISO 4126 2:2009 11 8 / e) . 6.3 / . (6.2 ) , . 7 7.1 .
21、. (burr) . 7.2 , . . , , . 7.3 , . . KS B ISO 4126 2:2009 12 8 . , . 9 . . 10 / (gaskets/seals) / , , (4.1 ). , , (4.2 ) . 11 11.1 , , . . a) (11.2 ). b) (11.3 ). 11.2 , , , . . 14. . , / (17. ). , . 11.3 . , (crimping), . , (brazing materials), , KS B ISO 4126 2:2009 13 . . (seal) . . 14. 17. . 12 ( 9 ). a) 9 a) , b) 9 b) 13
