Tel : 0086-021-60880117
Tel : 0086-021-60880117
LR Grade B marine bulb flat steel bar with good toughness properties,higher strength.LR Grade B bulb flat steel bar are mainly used to contribute hull of ships and the cranes of break bulker and vessels in low temperature oceans.all of our stock is the high quality LR Grade B bulb flat steel bar shipbuilding steel bars.we has a large number of stocks.LR Grade B bulb flat steel bar specifications:80 × 5/6,100 × 7/8,120 × 6/7/8,140 × 7/8/10,160 × 7/8/9/11,180 × 8/9/10/11,200 × 9/10/1112,220 × 10/11/12,240 × 10/11/12,260 × 10/11/12,280 × 11/12/13,300 × 11/12/13,320 × 12/13/14,340 × 12/13/14,370 × 13/14/15,400 × 14/15/16,430 × 14/15/17/19/20.
LR Grade B bulb flat steel bars chemical composition:
Grade |
C max |
Si max |
Mn |
P max |
S max |
Als min |
|
LR/B |
0.21 |
0.35 |
0.80-1.20 |
0.035 |
0.035 |
- |
CE: C+1/6Mn ≤ 0.40%
Cu ≤ 0.35%,Ni ≤ 0.30%
LR Grade B bulb flat steel bars mechanical property:
Grade |
Rm |
Re(MPa) min |
A% min |
Akv/J min |
||||||
|
E.T °C |
Thickness (mm) |
|||||||||
|
≤ 50 |
>50-70 |
>70-100 |
||||||||
|
L |
C |
L |
C |
L |
C |
|||||
|
LR/B |
400-520 |
235 |
22 |
0 |
27 |
20 |
34 |
24 |
41 |
27 |
LR Grade B bulb flat bars delivery condition:
Grade |
category |
The thickness of steel |
||||
|
|
|
≤ 12 |
>12.5-25 |
>25-35 |
>35-50 |
>50-100 |
|
LR/B |
Plate/sheet |
A(-) |
A(50) |
N(50),TM(5) |
||
|
Profile steel |
- |
|||||
Shanghai Royal Industry as the qualified LR Grade B bulb flat steel bar supplier,always want to give you better products of LR Grade B bulb flat steel bar and you can tell us what kind of LR Grade B bulb flat steel bar you need,we are capable to give you the right LR Grade B bulb flat steel bar you need.
Shanghai Royal Industry can guarantee the quality of LR Grade B bulb flat steel bar,also you can get a fair LR Grade B bulb flat steel bar price from the qualified LR Grade B bulb flat steel bar supplier,so if you need,don't hesitate to contact us:
Email: info@sg295steel.com
Tel: 021-60880117
Related Link: LR Grade A32,342546802d992399018B2c7a8e20aa27,LR Grade D32,LR Grade D36,LR Grade A,LR Grade D