KS L 3139-2006 Testing method for modulus of rupture of refractory bricks and insulating fire bricks at elevated temperature《耐火砖和绝热耐火砖抗弯强度试验方法》.pdf

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1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2006 5 26 http:/www.kats.go.krKS L 3139 KS L 3139: 2006 (2011 )L 3139 : 2006 : ( ) ( ) ( ) ( ) ( )KCC ( ) ( ) : (http:/www.standard.go.kr) : : 2001 12 17 : 2006 5 26 : 2011 12 26 2011-0620 : : ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . ICS 81.080 KS L

2、3139: 2006(2011 ) Testing method for modulus of rupture of refractory bricks and insulating fire bricks at elevated temperature 1. . . ISO 5013: 1985 Refractory products Determination of modulus of rupture at elevated temperature 2. . . KS A 3251 1 1: KS C 1602 3. . a) 2 b) 4. 4.1 . 4.2 4.4 . 4.2 .

3、2 % . 4.3 , , 1 . . L 3139 : 2006 2 Ls: (125 2) mm Ls4d R: (51) mm d: (251) mm db b: (mm) Lt: Lt 1.2Ls(mm) 1 4.4 . a) , . 1) . 2) . b) 10 . c) . , . 4.5 KS C 1602 . 4.6 (1105) . 4.7 0.05 mm . 4.8 0.1 g . 5. . a) , 25 mm 25 mm150 mm . (Lt) 100 mm, (b d) 10 mm . b) 4 0.2 mm ( 2 ). (R51) (R51)Pb LSd S2

4、1LL 3139: 2006 3 2 c) ( ) ( ). . 6. . a) (1105) . b) 0.1 mm . c) 1 0.5 mm . d) . 7. 7.1 . a) 210 /min 46 /min . b) . c) 2 10 (1) . (1) (251) mm(251) mm150 mm 30 . d) , 2 . 7.2 a) . . b) . 0.25 MPa/s 10 % 0.05 MPa/s 10 % c) . 8. KS A 3251 1 2 L 3139 : 2006 4 . 2sf23bdFL= f: (MPa) F: (N) Ls: (mm) b: (

5、mm) d: (mm)(2) (2) d (d1 d2 d3 d4)/4 9. . a) b) c) 8. 2 KS A 3251 1 2 5 KS L 3139: 2006 . 2001 . 1. . ( , .) , , . . 2. ISO 5013: 1985 PRE R18 85(Determination of the hot modulus of rupture of shaped and unshaped dense and insulating refractory products) . ISO ISO 5013: 1985(Refractory products Dete

6、rmination of modulus of rupture at elevated temperature) . PRE The European Federation of Refractories Products( ) ISO PRE . 3. , , , . , , . . . , . . 3.1 a) ISO 25 mm25 mm150 mm . . b) d 1 mm . b . b . c) 0.2 mm . 3.2 a) ISO , L 3139 : 2006 6 . b) , . , . 3.3 a) ISO . b) (1) (251) mm(251) mm150 mm

7、 30 . 153787 1 92 3(13) (02)26240114 (02)2624 01489 http:/ KS L 3139: 2006 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Testing method for modulus of rupture of refractory bricks and insulating firebricks at elevated temperatureICS 81.080 Korean Agency for Technology and Standards http:/www.kats.go.kr

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