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Difference for BV Grade AH36 steel angle and BV DH36 angle bar
Source:Steel Industry   Date:2021/03/19

 

BV Grade AH36 steel angle and BV DH36 angle bar both are building vessel’s steel frames.These two steel grades are high tensile strength shipbuilding steel materials with yield strength minimum 355 Mpa.


BV AH36 steel angle and BV DH36 angle steel are the same in chemical composition and mechanical property when suppling.The mill certificate both issued with EN 10204 BV 3.2 TYPE.The main difference between BV Grade AH36 steel angle and BV DH36 angle bar,BV Grade AH36 steel angle done low temperature impacting at 0 degree centigrade,but BV DH36 have to be done low temperature impacting test at -20 degree centigrade.


Comparasion of BV FH36 ship plate and BV EH36 ship plate steel properties:

 

BV AH36 vs BV DH36

Chemical composition: Heat Analysis  Max%

Standard

Grade

C

Mn

P

S

Si

Cr

Cu

Nb

V

BV

AH36

0.18

0.9-1.6

0.035

0.035

0.1-0.5

0.20

0.35

0.02-0.05

0.05-0.10

BV

DH36

0.18

0.9-1.6

0.035

0.035

0.1-0.5

0.20

0.35

0.02-0.05

0.05-0.10

Mechanical Properties:

Yield strength

Tensile strength

Mpa  Min.

Mpa

BV

AH36

355

490-620

BV

DH36

355

490-620