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Hot rolled flat steel bar

Hot rolled flat steel bar for oil industry

Hot rolled flat steel bar is a kind of strip steel with rectangular cross-section, and mainly used in shipbuilding and Bridge in the field profile. The size of hot rolled flat steel for oil industry are: 75 × 7-16, 80 × 7-16, 100 × 8-16, 120 × 8-16, 150 × 9-20, 200 × 10-25, 250 × 10-25, 300 × 12-30, 350 × 12-30, 400 × 15-35.

Products list:

NK Grade A

LR Grade A

RINA Grade A

ABS Grade A

NK Grade B

LR Grade B

RINA Grade B

ABS Grade B

NK Grade AH32

LR AH32

RINA AH32

ABS AH32

NK Grade AH36

LR AH36

RINA AH36

ABS AH36

BV Grade A

GL Grade A

KR Grade A

DNV Grade A

BV Grade B

GL Grade B

KR Grade B

DNV Grade B

BV AH32

GL AH32

KR AH32

DNV AH32

BV AH36

GL AH36

KR AH36

DNV AH36

Hot rolled flat steel bar

Type

Nominal Dimensions(mm)

b

t

r

FB75

75

7-16

≤3

FB80

80

7-16

≤3

FB100

100

8-16

≤3

FB120

120

8-16

≤3

FB150

150

9-20

≤3

FB200

200

10-25

≤4

FB250

250

10-25

≤4

FB300

300

12-30

≤5

FB350

350

12-30

≤5

FB400

400

15-35

≤5

Note:area formula of flat steel is A=b×t.Please inquire us for special requirements of thickness.

Tolerances of hot-rolled flat steel bar

Variety

Tolerance(mm)

Thickness(t)

t <6

+1.0
-0.3

6≤t<12

+0.8
-0.3

12≤t<15

+0.5
-0.3

t<15

±0.3

Width(b)

b <100

±1.5

100≤b<150

±2.0

150≤b<300

±2.5

bt<300

±3.5

Length

0-+80

JW steel keeps more than 10,000 tonshot rolled flat steel for oil industry in stock each month. We can meet our customer’s any quantity request. Based on these stock source, our advantage industry spread into steel process like: cutting ( any size and any shape ) drilling, welding, milling, machining and steel structure.

Related links: hot rolled angle steel bar, hot rolled bulb flat steel bar, hot rolled L shaped steel bar, marine steel pipe