KOREAN STEEL GRADES (COMPARE WITH JIS, ASTM , DIN, EN)

KOREAN STEEL GRADES (COMPARE WITH JIS, ASTM , DIN, EN)

Cold Rolled Steel Grades
	POSCO	KS	JIS	NSC	ASTM	DIN
CQ	CSP1,CSP1D	SCP1	SPCC	SPCC	A366	1623 ST 12
DQ	CSP2	SCP2	SPCD	SPCD	A619	1623 ST 13
DDQ	CSP3(CSP3N)	SCP3(SCP3N)	SPCE(SPCEN)	SPCE(N)	A620	1623 ST 14
-	-			SPLY	-	-
-	-			SPMY	-	-
-	-			SPLD	-	-
EDDQ	CSP3E			SSPDX	-	-
				SPOB	-	-
DDQ		SPP	SPP		A424-1	-
	CESP1-S	-	-		-
CQ	CESP2-C	-	-		-	-
DQ					A424-2B
	-			SANC40	-	-
	CHSP45C	SPFC45	SPFC440	SANC45
	-	50	490	SANC50
	-	-	-	SANC55
	60C	60	590	SANC60
	CHSP35R	SPFC35	SPFC340	SAFC35R	-	-
	-	-	-	SAFC38R
	40R	40	390	SAFC40P
	-	45	440	SAFC45P
	CHSP35E	SPFC35	SPFC340	SAFC35E	-	-
	-	-	-	SAFC38E
	40E	40	390	SAFC40E
	45E	-	-	SAFC45E
	CHSP35EB	SPFC35H	SPFC340H	SAFC35RB	-	-
	-	SPFC50Y	SPFC490Y	SAFO50D	-	-
	-	-	-	SAFC55D
	-	60Y	590Y	SAFC60D
	CHSP80TR	80Y	780Y	SAFC80D
	-	100Y	980Y	SAFC100

CQ : Commercial Quality

DQ : Drawing Quality

DDQ : Deep Drawing Quality

EDDQ : Extra Deep Drawing Quality

EGI Steel Grades

	POSCO	KS	JIS	ASTM	DIN	EN
CQ	EG(F,N,H,FT,FZ)SC(E)	KS-SECC	JS-SECC	A591-CQ	DN-ST1203(05)EG	ENDC01(03)-ZE(ZN)
DQ	EG(F,N,H,FT,FZ)SD(E)	KS-SECD	JS-SECD	A591-DQ	DN-ST1303(05)EG	ENDC04-ZE(ZN)
DDQ	EG(F,N,H,FT,FZ)SN(E) EG(F,N,H,FT,FZ)SN-L	K S -SECEN	JS-SECEN JS-SECE	A591-DQS	DN-ST1403(05)EG	ENDC05(06)ZE(ZN)
EDDQ	EG(F,N,H,FT,FZ)SE(E) EG(F,N,H,FT,FZ)SE-L	KS-SECE
			JS-SECC-8
	EG37	KS-SECC-8
	EG(F,N,H,FT,FZ)CHSP35E(E) EG(F,N,H,FT,FZ)CHSP35R EG(F,N,H,FT,FZ)CHSP38E EG(F,N,H,FT,FZ)CHSP40R EG(F,N,H,FT,FZ)CHSP45E EG(F,N,H,FT,FZ)CHSP60TR	SEFC340 SEFC340 SEFC370 SEFC390 SEFC440 SEFC590Y	SEFC340 SEFC340 SEFC370 SEFC390 SEFC440 SEFC590Y

*EG~ Pure Zn, EF~ Zn-Fe, EN~Zn-Ni

HDG on Hot Rolled Base
	POSCO	KS	JIS	ASTM	EN
	CGHC	KS-SGHC	JS-SGHC	A653-H-CQ	EN-DX51DH
CQ				A526-H
				A653H-LFQ
				A527-H
DQ	CGHD
	CGH35	KS-SGH340	JS-SGH340		EN-S250GDH
		KS-SGH340
	CGH41	KS-SGH340	JS-SGH400	A653H-SQ275	EN-S280GDH
		KS-SOH35
					EN-S320GDH
		KS-SGH440	JS-SGH440	A446-DH	EN-S350GDH
		KS-SGH45		A653H-SQ341
				A653H-SQ342
				A653H-SQ343
		KS-SGH50	JS-SGH490	A446-FH
				A446-EMH
	CGH58

CQ : Commercial Quality

LFG : Lock-forming Quality

DQ : Drawing Quality

DDQ : Deep Drawing Quality

EDDQ : Extra Deep Drawing Quality

S-EDDQ : Super Extra Deep Drawing Quality

HDG On Cold Rolled Base

	POSCO	KS	JIS	ASTM	DIN	EN
	CGCC	KS-SGCC	JS-SGCC	A526		EN-DX51D
	CGCC-E	KS-SGCC-E	JS-SGCD1	A527
CQ, LFQ	CGCF-E	KS-SGCD1		A653-CQ
				A653-LFQ
				A653-97-CS
DQ	CGCD-E	KS-SGCD2	JS-SGCD2	A653-DQ	DN-ST04Z	EN-DX52D
		KS-SGCD2-E		A653-DQSK
	CGCN-E	KS-SGCD3	JS-SGCD3	A528	DN-ST05Z	EN-DX53D
DDQ	POSSTO6Z	KS-SGCD3-E	JS-SGCD3N	A642
		KS-SGCD3N
	CGCE				DN-SI067	EN-DX54D
EDDQ	CGCE-E
	POSST07Z
S-EDDQ	CGCX
	CGCX-E
				A446-A		EN-S220GD
				A653-SQ230
		KS-SGC340	JS-SGC340	A446-B		EN-S250GD
		KS-SGC35		A653-SQ255
		KS-S00400	JS-SGC400	A446-C		EN-S280GD
		KS-SGC41		A653-SQ255
						EN-S320GD
		KS-S00440	JS-SGC440	A446-D		EN-S350GD
		KS-SGC45		A653-SQ3401
				A653-SQ3402
		KS-SGC490	JS-SGC490
	CGC58	KS-SCG570	JS-SGC570	A446-E		EN-550GD
		KS-SGC58		A446-EM
				A653-SQ550
	CGCHS35
	CGCHS35BH
	CGCHS35BH-E
	CGCHS35-E
	CGCHS40
	CGCHS40-E
	CGCHS45
	CGCHS50

CQ : Commercial Quality

LFG : Lock-forming Quality

DQ : Drawing Quality

DDQ : Deep Drawing Quality

EDDQ : Extra Deep Drawing Quality

S-EDDQ : Super Extra Deep Drawing Quality

  
Source:World of steel