20mnsiv 20mnsinb High Strength Reinforcing Deformed Steel Bar (rebar 25-40mm) A615 Grade60

• Customization: Available
• Standard: DIN, JIS, AISI, ASTM, GB, BS
• Technics: Hot Rolled
• Model NO.: 20MnSiV 20MnSiNb
• Surface: Coated
• Alloy: Alloy
• Special Use: High-strength Steel Plate, Free Cutting Steel
• Good Quality: Factory Low Price
• Delivery Time: Average 30 Days
• Transport Package: Bundle and Bare or According to Customer Inquire
• Specification: Length: 6-12m, Diameter 6-40mm
• Trademark: Wghongxing
• Origin: Henan, China
• Production Capacity: 10000tons/Month

Product Description

 
List of Deformed Steel Bars
Standard: GB 1499.2-2007 BS4449:1997  BS4449:2005 ASTM A615 KS D3504:2011  ASNZS4672-2001 MS·146:2014
Steel Grade: HRB400 HRB500 BS4449 Grade460 Grade500 ASTM A615 GR40 GR60 GR75
Length: 6-12m

Product	Grade	Specification	Standard
Chinese Standard Deformed steel bar	HRB400,HRB400E-Cr	Φ6-12 mm Φ10-40mm	GB 1499.2-2007
	HRB500,HRB500E-Cr
British Standard Deformed Steel Bar	460B B500B,B500C	Φ6---12mm Φ10-50mm	BS4449-1997 BS4449-2005
Korean standard Deformed Steel Bar	SD400,SD500,SD600	Φ10-32mm	KS D3504:2009
American standard Deformed Steel Bar	Gr40,Gr60,Gr75,Gr80	Φ8-40mm	ASTMA615/A615M-2013
Australian standard (New Zealand Standard) Deformed Steel Bar	500N	Φ12-36mm	ASNZS4672-2001
	500E	Φ10-40mm
Malaysia standard Deformed Steel Bar	B500B	Φ10-40mm	MS·146:2014

 
Specifications of GB HRB400/500 Deformed Steel Bars

Diameter(mm)	Cross-section area(mm2)	Theoretical Weight(kg/m)	Diameter Tolerance(mm)	Delivery Weight Tolerance(%)
6	28.27	0.222	±0.5	±7
8	50.27	0.395	±0.5	±7
10	78.54	0.617	±0.5	±7
12	113.1	0.888	±0.5	±7
14	153.9	1.21	±0.5	±5
16	201.1	1.58	±0.5	±5
18	254.5	2.00	±0.5	±5
20	314.2	2.47	±0.8	±5
22	380.1	2.98	±0.8	±4
25	490.9	3.85	±0.8	±4
28	615.8	4.83	±1.0	±4
32	804.2	6.31	±1.0	±4
36	1 018	7.99	±1.0	±4
40	1 257	9.87	±1.0	±4
50	1 964	15.42	±1.0	±4

 
Chemical Composition of GB HRB400/500 deformed steel bars

Grade	C	Si	Mn	S	P	Ceq
HRB400	≤0.25%	≤0.80%	≤1.60%	≤0.040%	≤0.040%	≤0.54%
HRB400E						≤0.54%
HRB500						≤0.55%
HRB500E						≤0.55%

Mechanical Properties of GB HRB400/500 deformed steel bars

Grade	Yield Strength Rel	Tensile Strength Rm	Elongation A%	Special Requirements Agt%
HRB400	≥400Mpa	≥540Mpa	≥16	≥7.5
HRB500	≥500Mpa	≥630Mpa	≥15

 Specifications of BS4449:1997 Grade460 Deformed steel bar

Diameter(mm)	Cross-section area(mm2)	Theoretical Weight(kg/m)	Diameter Tolerance(mm)	Delivery Weight Tolerance(%)
6a	28.3	0.222	≥-8% cross-sectional area	±9%
8	50.3	0.395		±6.5%
10	78.5	0.616		±6.5%
12	113.1	0.888		±4.5%
16	201.1	1.579		±4.5%
20	314.2	2.466		±4.5%
25	490.9	3.854		±4.5%
32	804.2	6.313		±4.5%
40	1256.6	9.864		±4.5%
50a	1963.5	15.413		±4.5%
a is not the common size.

 
  Chemical Composition of BS4449:1997 Grade460 Deformed Steel Bar

Grade	Carbon	Sulfur	Phosphorus	Nitrogen	Maximum carbon equivalent value %
Grade250	≤0.25	≤0.060	≤0.060	≤0.012	≤0.42
Grade460	≤0.25	≤0.050	≤0.050	≤0.012	≤0.51

        NOTE 1. The maximum value for nitrogen does not apply if the chemical composition shows a minimum aluminum content of 0.020 %, or if sufficient other nitrogen binding elements are present.
        NOTE 2. Nitrogen content is not normally given on a release certificate.

Mechanical Properties of BS4449:1997 Grade460 Deformed Steel Bars

Grade	Yield Strength Re(N/mm2)A	Stress Ratio Rm/Re (min.)B	Elongation at fracture A5%(min.)	Total Elongation at maximum force AgtC(min)%
Grade250	250	1.15	22	-
Grade460A	460	1.05	12	205
Grade460B	460	1.08	15	5

        A. For routine testing the yield strength shall be considered a minimum value. For determination of the long term quality level, the values given shall be for the characteristic strength.
        B. Rm is the tensile strength.
        C.The total elongation at maximum force shall be measured and recorded and available for inspection, but values obtained below the minimum values specified shall not be a cause for non-conformity with this British Standard.
        D. Ductility classes Grade 460A and Grade 460B are designated ductility classes N and H respectively in DD ENV 1992-1-1 : 1992.

Rib Pattern of BS4449:1997 Grade 460 Deformed Steel Bars

  Chemical Composition of BS4449:2005 Grade500 Deformed steel Bars

	Carbon A	Sulphur	Phosphorus	Nitrogen B	Copper	Ceq
Cast Analysis	≤0.22%	≤0.05%	≤0.05%	≤0.012%	≤0.80%	≤0.5%
Product Analysis	≤0.24%	≤0.055%	≤0.055%	≤0.014%	≤0.85%	≤0.52%

  Mechnical Properties of BS4449:2005 Grade500 Deformed Steel Bars

Grade	Yield Strength Re(Mpa)	Ratio of Tensile/ Yield Strength Rm/Re (min)	Total Elongation at maximum Force Agt(min)%
B500A	500	1.05A	2.5B
B500B	500	1.08	5
B500C	500	≥1.15,<1.35	7.5

A. Rm/Re characteristic is 1.02 for sizes below 8 mm.
B. Agt characteristic is 1.0 % for sizes below 8 mm.
Values of Re specified are characteristic with p = 0.95.
Values of Rm/Re and Agt specified are characteristic with p = 0.90.
Calculate the values of Rm and Re using the nominal cross sectional area.

  Rib Pattern of BS4449:2005 Grade500 


Specifications of ASTM A615 GR40/GR60/GR75
Mechnical Properties of ASTM A615 GR40/GR60/GR75

	Grade 40	Grade 60	Grade 75
	[280]A	[420]	[520]B
Tensile strength, min, psi [MPa]	60 000 [420]	90 000 [620]	100 000 [690]
Yield strength, min, psi [MPa]	40 000 [280]	60 000 [420]	75 000 [520]
Elongation in 8 in. [203.2 mm], min, %:
Bar Designation No.
3 [10]	11	9	. . .
4, 5 [13, 16]	12	9	. . .
6 [19]	12	9	7
7, 8 [22, 25]	. . .	8	7
9, 10, 11 [29, 32, 36]	. . .	7	6
14, 18 [43, 57]	. . .	7	6
A Grade 40 [280] bars are furnished only in sizes 3 through 6 [10 through 19].
B Grade 75 [520] bars are furnished only in sizes 6 through 18 [19 through 57].

 
Packing of Deformed Steel Bars(only for refference)

Size	Weight kg/m	Length 9m		Length 12m
		Pieces/bundle	Theoretical weight Kg/bundle	Pieces/bundle	Theoretical weight Kg/bundle
Φ10	0.617	400	2221	320	2369
Φ12	0.888	280	2237	215	2291
Φ14	1.210	210	2287	155	2251
Φ16	1.580	160	2275	125	2370
Φ18	2.000	120	2160	95	2280
Φ20	2.470	100	2223	75	2223
Φ22	2.980	80	2146	60	2146
Φ25	3.850	65	2252	50	2310
Φ28	4.830	50	2173	40	2318
Φ32	6.310	40	2271	30	2272
Φ36	7.990	30	2157	24	2301
Φ40	9.870	25	2220	18	2132

 
List of Deformed Steel Bars
Standard: GB 1499.2-2007 BS4449:1997  BS4449:2005 ASTM A615 KS D3504:2011  ASNZS4672-2001 MS·146:2014
Steel Grade: HRB400 HRB500 BS4449 Grade460 Grade500 ASTM A615 GR40 GR60 GR75
Length: 6-12m

Product	Grade	Specification	Standard
Chinese Standard Deformed steel bar	HRB400,HRB400E-Cr	Φ6-12 mm Φ10-40mm	GB 1499.2-2007
	HRB500,HRB500E-Cr
British Standard Deformed Steel Bar	460B B500B,B500C	Φ6---12mm Φ10-50mm	BS4449-1997 BS4449-2005
Korean standard Deformed Steel Bar	SD400,SD500,SD600	Φ10-32mm	KS D3504:2009
American standard Deformed Steel Bar	Gr40,Gr60,Gr75,Gr80	Φ8-40mm	ASTMA615/A615M-2013
Australian standard (New Zealand Standard) Deformed Steel Bar	500N	Φ12-36mm	ASNZS4672-2001
	500E	Φ10-40mm
Malaysia standard Deformed Steel Bar	B500B	Φ10-40mm	MS·146:2014

 
Specifications of GB HRB400/500 Deformed Steel Bars

Diameter(mm)	Cross-section area(mm2)	Theoretical Weight(kg/m)	Diameter Tolerance(mm)	Delivery Weight Tolerance(%)
6	28.27	0.222	±0.5	±7
8	50.27	0.395	±0.5	±7
10	78.54	0.617	±0.5	±7
12	113.1	0.888	±0.5	±7
14	153.9	1.21	±0.5	±5
16	201.1	1.58	±0.5	±5
18	254.5	2.00	±0.5	±5
20	314.2	2.47	±0.8	±5
22	380.1	2.98	±0.8	±4
25	490.9	3.85	±0.8	±4
28	615.8	4.83	±1.0	±4
32	804.2	6.31	±1.0	±4
36	1 018	7.99	±1.0	±4
40	1 257	9.87	±1.0	±4
50	1 964	15.42	±1.0	±4

 
Chemical Composition of GB HRB400/500 deformed steel bars

Grade	C	Si	Mn	S	P	Ceq
HRB400	≤0.25%	≤0.80%	≤1.60%	≤0.040%	≤0.040%	≤0.54%
HRB400E						≤0.54%
HRB500						≤0.55%
HRB500E						≤0.55%

Mechanical Properties of GB HRB400/500 deformed steel bars

Grade	Yield Strength Rel	Tensile Strength Rm	Elongation A%	Special Requirements Agt%
HRB400	≥400Mpa	≥540Mpa	≥16	≥7.5
HRB500	≥500Mpa	≥630Mpa	≥15

 Specifications of BS4449:1997 Grade460 Deformed steel bar

Diameter(mm)	Cross-section area(mm2)	Theoretical Weight(kg/m)	Diameter Tolerance(mm)	Delivery Weight Tolerance(%)
6a	28.3	0.222	≥-8% cross-sectional area	±9%
8	50.3	0.395		±6.5%
10	78.5	0.616		±6.5%
12	113.1	0.888		±4.5%
16	201.1	1.579		±4.5%
20	314.2	2.466		±4.5%
25	490.9	3.854		±4.5%
32	804.2	6.313		±4.5%
40	1256.6	9.864		±4.5%
50a	1963.5	15.413		±4.5%
a is not the common size.

 
  Chemical Composition of BS4449:1997 Grade460 Deformed Steel Bar

Grade	Carbon	Sulfur	Phosphorus	Nitrogen	Maximum carbon equivalent value %
Grade250	≤0.25	≤0.060	≤0.060	≤0.012	≤0.42
Grade460	≤0.25	≤0.050	≤0.050	≤0.012	≤0.51

        NOTE 1. The maximum value for nitrogen does not apply if the chemical composition shows a minimum aluminum content of 0.020 %, or if sufficient other nitrogen binding elements are present.
        NOTE 2. Nitrogen content is not normally given on a release certificate.

Mechanical Properties of BS4449:1997 Grade460 Deformed Steel Bars

Grade	Yield Strength Re(N/mm2)A	Stress Ratio Rm/Re (min.)B	Elongation at fracture A5%(min.)	Total Elongation at maximum force AgtC(min)%
Grade250	250	1.15	22	-
Grade460A	460	1.05	12	205
Grade460B	460	1.08	15	5

        A. For routine testing the yield strength shall be considered a minimum value. For determination of the long term quality level, the values given shall be for the characteristic strength.
        B. Rm is the tensile strength.
        C.The total elongation at maximum force shall be measured and recorded and available for inspection, but values obtained below the minimum values specified shall not be a cause for non-conformity with this British Standard.
        D. Ductility classes Grade 460A and Grade 460B are designated ductility classes N and H respectively in DD ENV 1992-1-1 : 1992.

Rib Pattern of BS4449:1997 Grade 460 Deformed Steel Bars

  Chemical Composition of BS4449:2005 Grade500 Deformed steel Bars

	Carbon A	Sulphur	Phosphorus	Nitrogen B	Copper	Ceq
Cast Analysis	≤0.22%	≤0.05%	≤0.05%	≤0.012%	≤0.80%	≤0.5%
Product Analysis	≤0.24%	≤0.055%	≤0.055%	≤0.014%	≤0.85%	≤0.52%

  Mechnical Properties of BS4449:2005 Grade500 Deformed Steel Bars

Grade	Yield Strength Re(Mpa)	Ratio of Tensile/ Yield Strength Rm/Re (min)	Total Elongation at maximum Force Agt(min)%
B500A	500	1.05A	2.5B
B500B	500	1.08	5
B500C	500	≥1.15,<1.35	7.5

A. Rm/Re characteristic is 1.02 for sizes below 8 mm.
B. Agt characteristic is 1.0 % for sizes below 8 mm.
Values of Re specified are characteristic with p = 0.95.
Values of Rm/Re and Agt specified are characteristic with p = 0.90.
Calculate the values of Rm and Re using the nominal cross sectional area.

  Rib Pattern of BS4449:2005 Grade500 


Specifications of ASTM A615 GR40/GR60/GR75
Mechnical Properties of ASTM A615 GR40/GR60/GR75

	Grade 40	Grade 60	Grade 75
	[280]A	[420]	[520]B
Tensile strength, min, psi [MPa]	60 000 [420]	90 000 [620]	100 000 [690]
Yield strength, min, psi [MPa]	40 000 [280]	60 000 [420]	75 000 [520]
Elongation in 8 in. [203.2 mm], min, %:
Bar Designation No.
3 [10]	11	9	. . .
4, 5 [13, 16]	12	9	. . .
6 [19]	12	9	7
7, 8 [22, 25]	. . .	8	7
9, 10, 11 [29, 32, 36]	. . .	7	6
14, 18 [43, 57]	. . .	7	6
A Grade 40 [280] bars are furnished only in sizes 3 through 6 [10 through 19].
B Grade 75 [520] bars are furnished only in sizes 6 through 18 [19 through 57].

 
Packing of Deformed Steel Bars(only for refference)

Size	Weight kg/m	Length 9m		Length 12m
		Pieces/bundle	Theoretical weight Kg/bundle	Pieces/bundle	Theoretical weight Kg/bundle
Φ10	0.617	400	2221	320	2369
Φ12	0.888	280	2237	215	2291
Φ14	1.210	210	2287	155	2251
Φ16	1.580	160	2275	125	2370
Φ18	2.000	120	2160	95	2280
Φ20	2.470	100	2223	75	2223
Φ22	2.980	80	2146	60	2146
Φ25	3.850	65	2252	50	2310
Φ28	4.830	50	2173	40	2318
Φ32	6.310	40	2271	30	2272
Φ36	7.990	30	2157	24	2301
Φ40	9.870	25	2220	18	2132

inspection
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A:We are manufacture with exporting rights.
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