Hot rolled products of similar grades table

the









the
the



the
the





the

Q / BQB 303-2003	JIS G 3101:1995	GB 912-89/GB 3274-88 GB 710-91/GB 711-88
SS330	SS330	Q195, Q215A, Q215B, 15
of SS400	of SS400	Q235A, Q255A
SS490	SS490	Q275A
SS540	SS540

Table 2

Q / BQB 303-2003	DIN17100-80	EN10025: 1990	EN10025: 1993	GB 912-89/GB 3274-88
St33	St33	Fe310-0	S185	Q195, Q215A, Q215B
St37-2	St37-2, RSt37-2	Fe360B	S235JR	Q235B
St37-3	St37-3	Fe360C	S235J0	Q235C
St44-2	St44-2	Fe430B	S275JR	Q255B
St50-2	St50-2	Fe490-2	E295	Q275, Q345A
St52-3	St52-3	Fe510C	S355J0	Q345C, Q390B, Q390C

Table 3

the
the





the
the

Q/BQB303-2003	DIN17102-80	EU113-72	EN10113-2: 1993	GB 912-89 GB 3274-88
StE255	StE255	FeE255KGN	-	-
StE355	StE355	FeE355KGN	S355N	Q345B, Q345C

Table 4

the
the
the
the


the
the
the

Q/BQB303-2003	DIN17200-84	EN10083-2: 1991	GB710-91 GB711-88
of C22	of C22	of C22	-
C35	C35	C35	35

Table 5

the




of




the

Q/BQB303-2003	JIS G3132: 1990	GB710-91, GB711-88 GB912-89, GB3274-88
SPHT1	SPHT1	08Al
SPHT2	SPHT2	15, Q215
SPHT3	SPHT3	Q235A, 20

Table 6

the




the


















the

Q/BQB303-2003	JIS G 3106:1995	GB912-89/GB3274-88 GB710-91/GB711-88
SM400A	SM400A	Q235A, Q235B, Q255A, Q255B, 20
SM400B	SM400B	Q235C, Q255B, 20
SM400C	SM400C	Q235D, 20
SM490A	SM490A	Q275, Q345A, Q345B
SM490B	SM490B	Q275, Q345C
SM490C	SM490C	Q275, Q345D
SM490YA	SM490YA	Q345A, Q345B
SM490YB	SM490YB	Q345C
SM520B	SM520B	Q390A, Q390B
SM520C	SM520C	Q390C
BSM590	SM570	Q460C, Q460D
B590GJA, B590GJB	-	Q460C, Q460D

③ Q/BQB310

Table 1

the


the
the


the


the
the






the


the



the


the



the


the
the

the

EN149-2-80	SEW092-82	Q/BQB310-2003	EN10149-2: 1995	GB3273-89
	QStE340TM	QStE340TM	-	-
-	QStE380TM	QStE380TM	-	-
FeE420TM	QStE420TM	QStE420TM	S420MC	-
-	QStE460TM	QStE460TM	S460MC	-
-	QStE500TM	QStE500TM	S500MC	-
-	-	B510L B510DL	-	09SiVL 16MnL 16MnREL

Table 2

the
the


the
the


the
the



the

Q/BQB310-2003	JIS G3113-1990
SAPH 310	SAPH 310
SAPH 370	SAPH 370
SAPH 400	SAPH 400
SAPH 440, B440QK	SAPH 440

④ Q/BQB320

Table 1

the




the
the
the

Q/BQB320-2003	to DIN 17155-83	EN10028-2: 1992	GB713-1997 GB6654-1996
H II	H II	P265GH	20g/20R
19Mn6	19Mn6	P355GH	19Mng/16MnR

Table 2

Q/BQB320-2003	JIS G3103-1987
SB410	SB410

⑤ Q/BQB321

the

the




the

Q / BQB 321-2003	JIS G 3116:1990	GB of 6653-1994
B440HP	SG295	of HP295
B490HP	SG325	HP325

⑥ Q/BQB330

the
the


the









the







































the









the

classification societies name (code)	classification society logo	grades	purposes
China Classification Society (CCS)		CCS-A, CCS-B, CCS-D, CCS-E	general strength of the hull structure with the
		CCS-A32, CCS-A36	high-strength hull structure
Det Norske Veritas (DNV)		NVA, NVB, NVD, NVE	general strength of the hull structure with the
		, NV, A32, A36, NV,	high-strength hull structure
Germanischer Lloyd (GL)		GL-A, GL-B, GL-D, GL-E	general strength of the hull structure with the
		, the GL-A32, GL-A36,	high-strength hull structure
the United States Bureau of Shipping (ABS)		AB / A, AB / B, AB / D, AB / E	general strength of the hull structure with the
		AB/AH32, AB/AH36	high-strength hull structure
British Lloyd's Register (LR)		A, B, D, E	general strength of the hull structure with the
		The AH32, AH36	high-strength hull structure
Bureau Veritas (BV)		A, B, D, E	general strength of the hull structure with the
		The AH32, AH36	high-strength hull structure
Italian classification society (RINA)		A, B, D, E	general strength of the hull structure with the
		The AH32, AH36	high-strength hull structure

⑦ Q/BQB340

the

the




the
the

Q/BQB340-2003	the SEW 087-81	DIN EN10155: 1993	the EU 155-80
WTSt37-2	WTSt37-2	-	-
WTSt52-3	WTSt52-3	S355J2G1W	Fe510D2K1

the ⑧ Q/BQB370

the
the
9711.1 -1996 the
the













the


the
the
the
the
the




the
the
the


the
the
the
the
the


the
the
the
the



the
the
the
the
the


the
the
the
the





the
the
the


the
the
the
the
the


the
the


the






the

Q/BQB370-2003	GB / T 14164-2002 (Draft for Approval)	ISO 3183-1: 1996	GB / T,	API Spec 5L, 42nd ed
S175 Ⅰ	S175 Ⅰ	L175, Ⅰ	L175, Ⅰ	A25, Cl Ⅰ
S175 Ⅱ	S175 Ⅱ	L175, Ⅱ	L175, Ⅱ	A25, Cl II
S210	S210	L210	L210	A
S245	S245	L245	L245	B
S290	S290	L290	L290	X42
S320	S320	L320	L320	X46
S360	S360	of L360	of L360	X52
S390	S390	L390	L390	X56
S415	S415	L415	L415	of X60
S450	S450	L450	L450	of X65
S485	S485	L485	L485	of X70
S555	S555	L555	L555	of X80

Hot rolled products of similar grades table

① Q/BQB302

Q / BQB 302-2003	DIN1614-2 -86	EN111-77	EN10111 -1998	JIS G 3131 -1996	GB 710-91 / GB 711-88
DD11 SPHC	StW22	FeP11	DD11	SPHC	08
DD12 SPHD	RRStW23	FeP12	DD12	SPHD	08 or 08Al
DD13 SPHE	StW24	FeP13	DD13	SPHE	08Al

② Q/BQB303

Table 1