KS B ISO 14373-2007 Resistance welding-Procedure for spot welding of uncoated and coated low carbon steels《电阻焊接 无涂层和有涂层低碳钢的点焊程序》.pdf

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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS B ISO 14373 KS B ISO 14373: 2007 2007 11 23 http:/www.kats.go.krKS B ISO 14373: 2007 : () ( ) () () () ( ) : (http:/www.standard.go.kr) : :2007 11 23 20071014 : : ( 025097274) (http:/www.kats.go.kr). 7 5 , . KS B ISO 14373: 2007 i .1 1 1 2 2 3 .2 4 .4 5 4

2、 5.1 .4 5.2 4 6 .4 7 , 5 8 5 8.1 .5 8.2 .5 8.3 7 9 .7 9.1 .8 9.2 8 9.3 8 9.4 8 10 8 10.1 .8 10.2 .9 10.3 9 10.4 9 10.5 .9 11 .10 A( ) 12 B( ) .13 C( ) 15 C.1 15 C.2 15 KS B ISO 14373: 2007 ii C.3 .15 C.4 .15 C.5 .15 C.6 (50 55 %) 15 C.7 5 % 15 16 KS B ISO 14373: 2007 Resistance welding Procedure for

3、 spot welding of uncoated and coated low carbon steels 2006 1 ISO 14373, Resistance welding Procedure for spot welding of uncoated and coated low carbon steels , . 1 0.4 3 mm 2 3 . . ( ) , , , 3: 1 . 3 9 mm . . a) b) (gun) c) d) e) A . B . . , , 2 , , , . KS B ISO 14373: 2007 2 (primer) . 2 . . KS B

4、 ISO 669, , KS B ISO 10447, , , KS B ISO 15609 5, 5: KS B ISO 15614 12, 12: , KS C ISO 14270, , KS D ISO 5182, ISO 14329, Resistance welding Destructive tests of welds Failure types and geometric measurements for resistance spot, seam and projection welds 3 KS B ISO 669 ISO 14329 . 3.1 2 3.2 3.3 3.4

5、 3.5 KS B ISO 14373: 2007 3 a) ab) ac) b1 ad dp (d1 d2)/2 bd (d1 d2)/2 and dp (d2 d3)/2 1 ( ) KS B ISO 14373: 2007 4 1 a 2 b 3 cd1 d24 2 , d dc4 d mm dc mm de mm dn mm t mm Ps kN Rm MPa 5 5.1 , . 5.2 C . 6 , , , (scale), . 1). . . B . , . 1) , , . , . . KS B ISO 14373: 2007 5 7 , (burr) . . ( ) 1.25

6、 d ( 3 ). d 8.2 . . , 8.2 , (10.4 ). ( 3 ) 16 t . 10 % , . 8 8.1 , . KS D ISO 5182 , . 8.2 , , . KS C ISO 5830, ISO 5821, KS B ISO 5184 . KS B ISO 14373: 2007 6 d t 3 (truncated cone type) 3 mm . td 5e= (1) de: (mm) t : (mm) ( ) . , tdd 5e= (2) d : (mm) (2) , . ( 1 ). 1 (1) , . (2) KS B ISO 14373: 2

7、007 7 , 10. . , . , . (mandrel) 2 , . (mushrooming) . , , , 3.5 t . . 1 3.5 t 4 t 5 t 6 t mm mm kN mm kN mm kN mm kN 0.6 2.7 1.3 3.1 1.6 3.9 2.0 4.6 2.3 0.8 3.1 2.3 3.6 3.0 4.5 3.6 5.4 4.2 1.0 3.5 3.2 4.0 3.7 5.0 4.3 6.0 5.1 1.2 3.8 4.1 4.4 4.6 5.5 5.4 6.6 6.2 1.6 4.4 5.5 5.1 6.0 6.3 7.4 7.6 8.3 2.0

8、 5.0 7.2 5.7 8.4 7.1 10.8 8.5 13.5 2.5 5.5 10.6 6.3 11.8 7.9 14.5 9.5 17.3 3.0 6.0 12.0 6.9 14.0 8.6 17.8 10.4 22.0 , . . , . 2 . 3 , (2) . 8.3 KS B ISO 5184, KS C ISO 5830 ISO 5821 . 3.0 mm 4 L/min , . . . 9 KS B ISO 14373: 2007 8 9.1 , , KS B ISO 15609 5 . KS B ISO 15614 12 . 9.2 KS B ISO 14327 .

9、. , . . A B . 9.3 . a) 10. b) KS B ISO 10447 KS C ISO 14270 ( ) . . 9.4 . , . . a) b) c) : , d) , . , 2 % 10 ( ) 10. . , . , , . 10.5.1 . 10 10.1 KS B ISO 14373: 2007 9 , t5 , 3.5 t . t . (1.25 d) , , . , (10.3 ). , t dn 1.15 . . 10.2 , 20 % . , . 20 80 % . 20 % . . , , . 10.3 , 1.5 mm . . . ( 1, 2

10、). 10.4 , , . , 1 . 3.5 t , 4 t , 5 t 6 t . . 1 , 20 % . . Ps 2.6 tdRm(3) d : (mm) Ps: (kN) Rm: (MPa) t : (mm) 10.5 KS B ISO 14373: 2007 10 10.5.1 . . . 10.5.2 30 , 2 , ( 4 ). 11 . , 10 % . (gun) 20 % . , 10 % 20 % , 7. . , . a) : , . b) : , . , . 10. . 1.25 d ( 3 ). 30 . . . . 10 % . , 10 . . KS B

11、ISO 14373: 2007 11 t 4 KS B ISO 14373: 2007 12 A ( ) . a) ( ) . b) . c) . d) . e) . f) . , , (squeeze time), (hold time) . . KS B ISO 14373: 2007 13 B ( ) B.1 B.3 . (KS B ISO 669 ). KS D ISO 5182 Class A 2/2 . . . , 1.6 mm 30 % . . . , . . 2.0 mm . B.1 0.4 3.0 mm , , mm mm mm kN a kA kN a kA 0.4 0.6

12、 4 0.9 1.1 5 7 4 6 1.3 1.8 4 5 5 8 0.6 0.8 4 1.2 1.3 7 10 5 7 1.7 2.0 6 8 6 9 0.8 1.0 5 1.4 1.5 9 12 6 8 1.9 2.6 7 10 7 10 1.0 1.2 5 1.6 1.8 11 15 7 9 2.5 3.2 8 12 8 12 1.2 1.6 6 1.9 2.1 14 18 8 11 3.0 4.0 9 13 10 13 1.6 2.0 7 2.6 2.9 18 22 9 13 3.9 5.2 10 14 12 15 2.0 2.5 8 3.4 3.7 22 28 10 15 5.0

13、6.2 12 16 14 18 2.5 3.0 9 4.4 4.7 28 35 12 17 6.0 7.5 15 20 17 20a1 0.02 KS B ISO 14373: 2007 14 B.2 0.4 3.0 mm a b mm mm mm kN c kA kN c kA 0.4 0.6 4 1.5 2.0 6 8 7 9 1.5 2.0 6 8 6 8 0.6 0.8 4 1.9 2.0 8 10 8 10 1.9 2.2 8 10 7 9 0.8 1.0 5 2.2 2.9 9 12 9 11 2.2 2.9 9 12 8 10 1.0 1.2 5 2.8 3.6 10 13 10

14、 13 2.8 3.6 10 13 9 13 1.2 1.6 6 3.4 4.5 11 15 14 16 3.4 4.5 11 15 12 15 1.6 2.0 7 4.4 5.5 12 16 18 21 4.4 5.5 12 16 14 17 2.0 2.5 8 5.4 6.8 14 18 22 26 5.4 6.8 14 18 17 22 2.5 3.0 9 6.6 8.0 17 21 26 30 6.6 8.0 17 21 19 24a G275(20 m ) b 7 m c1 0.02 B.3 0.4 3.0 mm mm mm mm kN a kA 0.4 0.6 4 1.4 1.9

15、4 6 6.0 8.5 0.6 0.8 4 1.8 2.1 6 8 7.0 9.5 0.8 1.0 5 2.1 2.8 7 10 8.0 10.5 1.0 1.2 5 2.7 3.4 8 12 9.0 12 1.2 1.6 6 3.2 4.3 9 13 11.0 14 1.6 2.0 7 4.2 5.3 10 14 13.0 16.5 2.0 2.5 8 5.2 6.5 12 16 16.0 21.0 2.5 3.0 9 6.4 7.8 15 20 18.0 23 a1 0.02 KS B ISO 14373: 2007 15 C ( ) C.1 ISO 3574 . , ISO 3573, ISO 4950 1 KS D ISO 4950 2 . C.2 . ISO 3575 ISO 4998 ,

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