DQ70 shipbuilding steel plate,DQ70 steel mechanical property

Posted:12/3/2014 10:51:53 PM

DQ70 shipbuilding steel plate is an extra high strength shipbuilding plate which is mainly used for built hull of vessels, ship body construction. The following is DQ70 shipbuilding steel plate technology for your reference.

Key words:  DQ70 shipbuilding steel plate,  DQ70 ship steel plate, DQ70 shipbuilding angle steel bar,  DQ70 bulb flat shipbuilding steel bar,  DQ70 L section shipbuilding steel bar, DQ70 L shaped shipbuilding steel bar, DQ70 Z15, DQ70 Z25, DQ70 Z35

DQ70 shipbuilding steel plate size offered by us:
Length: 6000mm-12500mm, Thickness: 4mm-80mm, Wide: 1500mm-4500mm

DQ70 steel chemical composition%:

Grade

C max

Si

Mn

max

P max

S max

Als

N max

Nb max

V

max

Ti

max

B

max

DQ70

0.21

0.10-0.55

1.7

0.035

0.035

0.015-0.08

0.20

0.02-0.05

0.04-0.10

0.02

0.005

 

Grade

DQ70 steel mechanical property

Charpy V Impact Test

Yield Min Mpa

Tensile

Mpa

Elongation

Min %

Degree

Energy 1 (J)

Energy 2(J)

DQ70

690

770-940

14%

-20

46

69

 

DQ70 equivalent steel grade

DNV

GL

LR

BV

CCS

NK

KR

RINA

NV D690

GL-D690

LR/DH69

BV/D690

CCS/D690

K D70

R D70

RI/D690

DQ70 shipbuilding steel plate application:
DQ70 shipbuilding steel plate is mainly used in shipbuilding project and ocean offshore structural project.

DQ70 shipbuilding steel plate additional condition :
UT(Ultrasonic examination), Q+T(Quenched and Tempered), Z Direction Test(Z15,Z25,Z35), Charpy V-Notch Impact Test, The Third Party Test (such as SGS Test), Coated or Shot Blasting and Painting.

Thanks a lot for your interesting on our DQ70 shipbuilding steel plate. Any need in DQ70 shipbuilding steel plate price, please feel free to contact us by email or calling to us. We will reply you in the first time.

Contact:
Tell: 0086-371-86151827, 0086-371-86011881
E-mail:[email protected]
Skype: bebon.abby

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You can contact us through the following ways:

If you are interested in our company or products, welcome to visit our company or local offices; you can also get contact with us through online consulting, demand table submission, e-mails and telephones. Our staff shall wholeheartedly provide product information, application knowledge and good service for you.

  • Address:XICHENG SCIENCE & TECHNOLOGY BUILDING HIGH-TECH DEVELOPMENT ZONE, ZHENGZHOU, CHINA
  • Hotline:0086-371-86151827
  • Fax:    0086-371-86011881
  • E-mail:[email protected]