KS D 3770-2007 Hot-dip 55 % aluminium-zinc alloy-coated steel sheets and coils《热镀55%铝 锌合金涂层钢板和钢带》.pdf
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1、 KS D 3770KSKSKSKSSKSKSKS KSKSKS SKSKS KSKS SKS KS 55 % KS D 3770: 2007(2012 ) 2007 8 23 http:/www.kats.go.krKS D 3770: 2007 : ( ) ( ) ( ) ( ) ( ) ( ) : (http:/www.standard.go.kr) : :1992 7 20 :2007 8 23 :2012 12 19 : 20120732 : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS D 3770: 2007 i 2001
2、2 ISO 9364, Continuous hot-dip aluminium/zinc-coated steel sheet of commercial, drawing and structural qualities . , ISO ISO 2001 2 ISO 9364 D( ) . 5.( ), 7.( ), 8.( ), 15.( ), 16.4( ), 17.( ), 18.( ) 19.( ) . E( ) . KS D 3770: 2007 (2012 ) 55 % Hot-dip 55 % aluminium-zinc alloy-coated steel sheets
3、and coils 1 55 % , 1.6 % , ( , .) . , KS D 3053 . . ISO/IEC Guide 21 IDT( .), MOD( .), NEQ( .) . ISO 9364: 2001, Continuous hot-dip aluminium/zinc-coated steel sheet of commercial, drawing and structural qualities(MOD) 2 . ( .) . KS A 3251 1, 1: KS B 0801, KS B 0802, KS D 0001, KS D 0201, KS D 1654,
4、 X KS D 1655, X KS D 3053, KS D 8334, KS D ISO 404, 3 ( , .) 5 ( , .) 7 1 2 . KS D 3770: 2007 2 1 ( ) : mm a SGLHC 1.6 2.3 SGLH400 SGLH440 SGLH490 SGLH540 1.6 2.3 a 10. a) . 2 ( ) : mm a SGLCC 0.25 2.3 SGLCD 0.40 1.6 SGLCDD 0.40 1.6 1 SGLC400 0.25 2.3 SGLC440 0.25 2.3 SGLC490 0.25 2.3 SGLC570 0.25 2
5、.0 1 2 . 2 2 R, A . A . 3 KS D 3053 2 W . B . a 10. a) . 4 16.1 , 3 4 . KS D 3770: 2007 3 3 ( ) : % C Mn P S SGLHC 0.15 0.80 0.05 0.05 SGLH400 0.25 1.70 0.20 0.05 SGLH440 0.25 2.00 0.20 0.05 SGLH490 0.30 2.00 0.20 0.05 SGLH540 0.30 2.50 0.20 0.05 C, Mn, P S . 4 ( ) : % C Mn P S SGLCC 0.15 0.80 0.05
6、0.05 SGLCD 0.10 0.45 0.03 0.03 SGLCDD 0.08 0.45 0.03 0.03 SGLC400 0.25 1.70 0.20 0.05 SGLC440 0.25 2.00 0.20 0.05 SGLC490 0.30 2.00 0.20 0.05 SGLC570 0.30 2.00 0.20 0.05 C, Mn, P S . 5 5.1 , . 5.2 . , S . 6 16.2 ( ) . a) , 5 . b) 1 1 ( ) 40 % . KS D 3770: 2007 4 5 ( ) : g/m2 ( ) 3 1 (AZ70)a(70)a(60)
7、aAZ90 90 76 AZ120 120 102 AZ150 150 130 AZ170 170 145 (AZ185)a185 160 (AZ200)a(200)a(170)a 1 3 ( ) 3 . 2 1 ( ) 3 . 3 ( ) . a( ) . 7 (化成 ) 6 . , , . 6 C M 6 . 8 (塗油 ) 7 . , , . 7 O X 9 9.1 KS D 3770: 2007 5 8 . 8 , SGLHC SGLH400 SGLH440 a SGLH490 SGLH540 a SGLCC SGLCD SGLCDD SGLC400 SGLC440 SGLC490 S
8、GLC570 aSGLH440 SGLH540 . 9.2 9.1 16.4 9 , ( 7 mm ) ( .) . 9 ( ) 1.6 mm 1.6 mm 2.3 mm AZ90 AZ120, AZ150 AZ90 AZ120, AZ150 SGLHC SGLCC 1 2 1 2 SGLCD 0 1 0 1 SGLCDD 0 1 0 1 SGLH400 SGLC400 2 3 2 3 SGLC440 3 4 3 4 SGLH490 SGLC490 3 4 3 4 SGLC570 1 180 . 2 1.6 mm . 3 (AZ70) AZ170, (AZ185) (AZ200) . 4 SG
9、LH440 SGLH540 . KS D 3770: 2007 6 9.3 , , 16.5 10 11 . . 10 , ( ) N/mm2 N/mm2 % SGLHC (205 ) (270 ) SGLH400 295 400 18 SGLH440 a 440 a SGLH490 365 490 16 SGLH540 a 540 a 5 , 1 10 . 2 1 N/mm2 1 MPa aSGLH440 SGLH540 . 11 , ( ) % mm N/mm2 N/mm20.25 0.40 0.40 0.60 0.60 1.0 1.0 1.6 1.6 2.3 SGLCC (250 ) (
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