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LR Grade AH36 Shipbuilding Steel Plates

We are among the eminent manufacturers, suppliers, wholesalers and traders of LR Grade AH36 Shipbuilding Steel Plates in the industry as per the various national as well as international standard and specifications.

LR AH36 Chemical Composition:

Grade

The Element Max (%)

C

Si

Mn

P

S

Al

N

LR AH36

0.18

0.05

0.9-1.6

0.035

0.035

0.015

 

Nb

V

Ti

Cu

Cr

Ni

Mo

0.02-0.05

0.03-0.10

0.02

0.35

0.20

0.40

0.08

Crack Sensitivity:  Pcm = (C+Si/30+Mn/20+Cu/20+Ni/60+Cr/20+Mo/15+V/10+5B)%
Carbon Equivalent:  Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%

LR Grade AH36 Mechanical property:

Grade

 

Mechanical Property

Charpy V Impact Test

Thickness

Yield

Tensile

Elongation

Degree

Energy 1

Energy 2

LR AH36

mm

Min Mpa

Mpa

Min  %

0

J

J

t≤50

355

490-630

21%

24

34

50<t≤70

355

490-630

21%

27

41

70<t≤100

355

490-630

21%

34

50

Note: Energy 1 is transverse impact test, Energy 2 is longitudinal

LR AH36 Shipbuilding steel plates are mainly used for making the offshore oil drilling platform, the hull of ship building and ship repairing, the platform pipe joints and other components.

LR Grade AH36 Tests:
LR Grade AH36 (LR/AH36) steel plate contains Tensile Tests and Impact Tests. The UT (Ultrasonic Testing), the third party test, Z15, Z25, Z35 test and other tests are also available as customers' requirement.

Equivalent steel grade of LR/AH36

DNV

GL

ABS

BV

CCS

NK

KR

RINA

NV A36

GL-A36

AB/AH36

BV/AH36

CCS/A36

K A36

R A36

RI/A36

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