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BS4449 Steel Reinforcement Rebar
Classification :
Keywords :
Steel Rebar
PRODUCT DETAILS
BS4449 Steel Reinforcement Rebar Description
BS4449 is yet another deformed steel bar standard. It is also differentiated as per European standards. When it comes to manufacturing, the steel bars falling in this standard are also hot rolled, which means that they are also used for general purposes, i.e. in common construction projects. These deformed bars are also available between 12 mm to 30 mm diameter size. And the common lengths that they are available in are 9 m and 12 m. Though, it might vary highly.
BS 4449:97 British Rebar Specifications | |||||||||||||||
Rated Diameter |
Nominal Cross Section Area | Weight | EN To The Ribs (mm) | Longitudinal Ribs (mm) | Pitch / Step mm |
Ribs Tip Distance mm |
|||||||||
Kg / m |
Tolerance % |
Height | Width | Height | Width | ||||||||||
mm | m㎡ | min. | max. | min. | max. | min. | max. | min. | max. | min. | max. | min. | max. | ||
6 | 28.3 | 0.222 | ± 9 | 0.3 | 0.6 | 0.48 | 0.72 | 0.3 | 0.84 | 0.48 | 1.2 | 3,.0 | 4.8 | 1.5 | 2.3 |
8 | 50.3 | 0.395 | ± 6.5 | 0.4 | 0.8 | 0.64 | 0.96 | 0.4 | 0.84 | 0.64 | 1.6 | 4.0 | 6.4 | 2.0 | 3.1 |
10 | 78.5 | 0.616 | 0.5 | 1.0 | 0.8 | 1.2 | 0.5 | 0.84 | 0.8 | 2.0 | 5.0 | 8.0 | 2.5 | 3.9 | |
12 | 113.1 | 0.888 | ± 4.5 | 0.6 | 1.2 | 0.96 | 1.44 | 0.6 | 0.84 | 0.96 | 2.4 | 6.0 | 9.6 | 3.0 | 4.7 |
16 | 201.1 | 1.579 | 0.8 | 1.6 | 1.28 | 1.92 | 0.8 | 0.84 | 1.28 | 3.2 | 8.0 | 12.8 | 4.0 | 6.2 | |
20 | 314.2 | 2.466 | 1.0 | 2.0 | 1.6 | 2.4 | 1.0 | 0.84 | 1.6 | 4.0 | 10.0 | 16.0 | 5.0 | 7.8 | |
25 | 490.9 | 3.854 | 1.25 | 2.5 | 2.0 | 3.0 | 1.25 | 0.84 | 2.0 | 5.0 | 12.5 | 20.0 | 6.2 | 9.8 | |
32 | 804.2 | 6.313 | 1.60 | 3.2 | 2.56 | 3.84 | 1.60 | 0.84 | 2.56 | 6.4 | 16.0 | 25.6 | 8.0 | 12.5 | |
40 | 1256.6 | 9.864 | 2.0 | 4.0 | 3.2 | 4.8 | 2.0 | 0.84 | 3.2 | 8.0 | 20.0 | 32.0 | 10.0 | 15.7 | |
50 | 1963.5 | 15.413 | 2.5 | 5.0 | 4.0 | 6.0 | 2.5 | 0.84 | 4.0 | 10.0 | 25.0 | 40.0 | 12.5 | 19.6 |
BS 4449:97 Steel Rebar Mechanical Properties | ||||
Quality |
Akma N / mm2< | Akma / Pull Rate N/mm2 | Elongation Elasticity | Total max. % AGT |
min. | min. | min. | min. | |
GR 250 | 250 | Akma x 1.15 | 22 | – |
GR 460 A | 460 | Akma x 1.05 | 12 | 2.5 |
GR 460 B | 460 | Akma x 1.08 | 14 | 5 |
BS 4449:97 Steel Rebar Chemical Properties | |||||
Element | GR 250 % max. | GR 460 A / B % max. | Ribs and Marking Method | ||
Casting | Product | Casting | Product | ![]() |
|
C | 0.25 | 0.27 | 0.25 | 0.27 | |
P | 0.060 | 0.065 | 0.050 | 0.055 | |
S | 0.060 | 0.065 | 0.050 | 0.055 | |
N | 0.012 | 0.013 | 0.012 | 0.013 | |
CE | 0.42 | 0.45 | 0.51 | 0.54 | |
Mn Cr+Mo+V Ni+Cu | |||||
CE = C + ————- + ——————- + —————– | |||||
6 5 15 |
Scope of Application
Widely used in houses, bridges, roads, especially railways and other civil engineering.
USA | Japan | Germany | U.K. |
|
France | Italy | Spain | Switzerland | China | |
AISI/SAE |
JIS |
W‐nr. |
DIN |
BS |
EN |
AFNOR |
UNI |
UNE |
SS |
GB |
A570.36 |
STKM 12A |
1.0038 |
RSt.37‐2 |
4360 |
‐ |
E 24‐2 |
‐ |
‐ |
1311 |
15 |
- |
STKM 12C |
- |
- |
40 C |
- |
Ne |
- |
- |
- |
- |
1015 |
‐ |
1.0401 |
C15 |
080M15 |
‐ |
CC12 |
C15, C16 |
F.111 |
1350 |
15 |
1020 |
‐ |
1.0402 |
C22 |
050A20 |
2C |
CC20 |
C20, C21 |
F.112 |
1450 |
20 |
1213 |
SUM22 |
1.0715 |
9SMn28 |
230M07 |
1A |
S250 |
CF9SMn28 |
F.2111 |
1912 |
Y15 |
11SMn28 |
||||||||||
12L13 |
SUM22L |
1.0718 |
9SMnPb28 |
‐ |
‐ |
S250Pb |
CF9SMnPb28 |
11SMnPb28 |
1914 |
‐ |
‐ |
‐ |
1.0722 |
10SPb20 |
‐ |
‐ |
10PbF2 |
CF10Pb20 |
10SPb20 |
‐ |
‐ |
1215 |
‐ |
1.0736 |
9SMn36 |
240M07 |
1B |
S300 |
CF9SMn36 |
12SMn35 |
‐ |
Y13 |
12L14 |
‐ |
1.0737 |
9SMnPb36 |
‐ |
‐ |
S300PB |
CF9SMnPb36 |
12SMnP35 |
1926 |
‐ |
1015 |
S15C |
1.1141 |
Ck15 |
080M15 |
32C |
XC12 |
C16 |
C15K |
1370 |
15 |
1025 |
S25C |
1.1158 |
Ck25 |
‐ |
‐ |
‐ |
‐ |
‐ |
‐ |
25 |
A572-60 |
‐ |
1.890 |
StE380 |
4360 55 |
‐ |
‐ |
FeE390KG |
‐ |
2145 |
‐ |
1035 |
‐ |
1.0501 |
C35 |
060A35 |
‐ |
CC35 |
C35 |
F.113 |
1550 |
35 |
1045 |
‐ |
1.0503 |
C45 |
080M46 |
‐ |
CC45 |
C45 |
F.114 |
1650 |
45 |
1140 |
‐ |
1.0726 |
35S20 |
212M36 |
8M |
35MF4 |
‐ |
F210G |
1957 |
‐ |
1039 |
‐ |
1.1157 |
40Mn4 |
150M36 |
15 |
35M5 |
‐ |
‐ |
‐ |
40Mn |
1335 |
SMn438(H) |
1.1167 |
36Mn5 |
‐ |
‐ |
40M5 |
‐ |
36Mn5 |
2120 |
35Mn2 |
1330 |
SCMn1 |
1.1170 |
28Mn6 |
150M28 |
14A |
20M5 |
C28Mn |
‐ |
‐ |
30Mn |
1035 |
S35C |
1.1183 |
Cf35 |
060A35 |
‐ |
XC38TS |
C36 |
‐ |
1572 |
35Mn |
1045 |
S45C |
1.1191 |
Ck45 |
080M46 |
‐ |
XC42 |
C45 |
C45K |
1672 |
Ck45 |
1050 |
S50C |
1.1213 |
Cf53 |
060A52 |
‐ |
XC48TS |
C53 |
‐ |
1674 |
50 |
1055 |
‐ |
1.0535 |
C55 |
070M55 |
9 |
‐ |
C55 |
‐ |
1655 |
55 |
1060 |
‐ |
1.0601 |
C60 |
080A62 |
43D |
CC55 |
C60 |
‐ |
‐ |
60 |
1055 |
S55C |
1.1203 |
Ck55 |
070M55 |
‐ |
XC55 |
C50 |
C55K |
‐ |
55 |
1060 |
S58C |
1.1221 |
Ck60 |
080A62 |
43D |
XC60 |
C60 |
‐ |
1678 |
60Mn |
1095 |
‐ |
1.1274 |
Ck101 |
060A96 |
‐ |
XC100 |
‐ |
F.5117 |
1870 |
‐ |
W1 |
SK3 |
1.1545 |
C105W1 |
BW1A |
‐ |
Y105 |
C36KU |
F.5118 |
1880 |
‐ |
W210 |
SUP4 |
1.1545 |
C105W1 |
BW2 |
‐ |
Y120 |
C120KU |
F.515 |
2900 |
‐ |
Packing and delivery
We can providewooden pallet packaging,Wooden packing,Steel strapping packaging,Plastic packaging and other packaging methods.We are willing to package and ship products according to the weight, specifications, materials, economic costs and customer requirements.We can provide container or bulk transportation, road, rail or inland waterway and other land transportation methods for export. Of course, if there are special requirements, we can also use air transportation.
FACTORY
Qingdao Ansteel processing capacity is several tens of million tons, and it is mainly engaged in the research and development, production and sales of carbon steel sheet ,carbon steel coil , carbon steel pipe , stainless steel coil , stainless steel sheet , stainless steel pipe , galvanized steel coil ,galvanized steel sheet , galvanized pipe ,PPGI&PPGL, steel corrugated Roofing sheet, steel profile(angle bar,round bar, channel bar , wire rod ,steel wire , rebar , steel piles,steel rail etc)and other alloy steel product etc.

application
We are a steel enterprise with the ability to export complete sets of technologies. We are a leading domestic manufacturer of series of products such as steel for automobiles, steel for railroads, steel for shipbuilding and offshore engineering, steel for bridges, steel for nuclear power generation, steel for household appliances, steel for containers, electrical steel, steel for petroleum and petrochemicals, steel for high-end products, and special steel.

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