GOST R 54790-2011 Destructive tests on welds in metallic materials Hot cracking tests for weldments Arc welding processes Part 3 Externally loaded tests《金属材料焊接的有损试验 焊接的热裂试验 弧焊工艺 第3.pdf

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1、 547902011/ISO/TR 17641-3:2005 . 3 ISO/TR 17641-3:2005Destructive tests on welds in metallic materials Hot cracking tests for weldments Arc welding processesPart 3: Externally loaded tests(IDT) 27 2002 . 184- , 1.02004 . 1 - - . . ( . . ), () , 42 3643 13 2011 . 1031-4 ISO/R 17641-3:2005 - . - . . 3

2、. (ISO/TR 17641-3:2005 Destructive tests on welds in metallic materials Hot cracking tests for weldments Arc welding processes Part 3: Externally loaded tests). - , 5 , - . () . - , , 2012 , - - II 547902011/ISO/TR 17641-3:20051 .12 13 14 , .15 26 .46.1 .46.1.1 46.1.2 46.1.3 46.1.4 .46.1.5 .56.2 , (

3、Varestrainttest), (Transvarestraint test) 66.2.1 66.2.2 .66.2.3 .76.2.4 .86.3 (Flat tensile test)96.3.1 96.3.2 96.3.3 106.3.4 107 .10() .11III 547902011/ISO/TR 17641-3:2005ISO/R 17641-3:2005 (), - / 121 , - (), /T 44 , 5 ( ). 17641 - . - . : 1. ; 2. ; 3. ( ).IV 547902011/ISO/TR 17641-3:2005 . 3 Dest

4、ructive tests on welds in metallic materials. Hot cracking tests for weldments. Arc welding processes.Part 3. Externally loaded tests 201301011 - . :- ;- , ;- . - , . (BTR), . , , . , - , .2 17641-1:2004 . . . 1. ( 17641-1:2004).3 , 17641-1:2004.4 , , , -1.1 547902011/ISO/TR 17641-3:2005 1 , BTR , .

5、 . NST DTR (. 2) CDRR , (23)/(13) c180100 (. 2) %DRT , . . 5 % CNDR , 46 (. 2) CNST , . . (. 2, 6)CRDR , (234)/(135) c180100 (. 2)Rm MPaZ %Ts (. 2, 7) C , (Varestraint test), , (Transvarestraint test)Ltot L R t w Ss %Sv /Vcrit /Ws /5 -, 2. - , . . . -, , , , - . - , . . - . , .2 547902011/ISO/TR 176

6、41-3:2005 , 2. 2 , - , - (Varestraint test) LtotBTR ; Ltot- Ltot , - (Transvarestrainttest) Ltot - (PVR test) Vcrit - , - Vcrit- Vcrit (Gleeble) BTR - BTR . (BTR) , , . - . , - . . , - , , , . , . , , . . (. 6.1.1). , , , . , - . - , , , , . , .3 547902011/ISO/TR 17641-3:2005,-,.,-.6 6.1 6.1.1 -,- , . ., , , -. , ().-, , (NST), .().- , , ,.6.1.2 A 13010. B -NST1106.1.6.1.3

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