Shanghai Katalor Enterprises Co., Ltd
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NK DH32 Shipbuilding Steel

NK DH32 Shipbuilding Steel

NK DH32 material is a kind of high strength shipbuilding hull structure steel. NK DH32 grade steel is mainly used to manufacture medium-sized ocean, coastal and river trade area ship's hull structure.
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It is the most critical requirement that NK DH32 shipbuilding steel have good toughness. In addition, NK DH32 steel also has high strength, good corrosion resistance, weld ability, processing properties and surface quality.

NK DH32 Shipbuilding Steel Chemical Requirements (%)

C max

Mn

Si

P max

S max

Al max.

Cb

V

Ti max.

Cu max.

Cr max.

Ni max.

Mo max.

0.18

0.90-1.60

0.10-0.50

0.035

0.035

0.015

0.02-0.05

0.05-0.10

0.02

0.35

0.20

0.40

0.08

NK DH32 Shipbuilding Steel Tensile Requirements

Yield Strength (MPa) min.

Tensile Strength (MPa)

Elongation in 8 in. min. %

Elongation in 2 in. min. %

315

440-590

19

22

Different specifications of Shipbuilding Steel

The structural strength of the hull structural steel is divided according to its minimum yield point: general strength structural steel and high strength structural steel. The general strength structural steel of China Classification Society standard is divided into four quality grades: A, B, D, and E; the high-strength structural steel of China Classification Society standard is three strength grades and four quality grades:

AH32

AH36

AH40

DH32

DH36

DH40

EH32

EH36

EH40

FH32

FH36

FH40

NK DH32 Steel Precautions

The delivery of the steel mill must be delivered according to the requirements of the contract according to the requirements of the contract and provide the original quality certificate. The certificate has the following contents:
(1) Specification requirements;
(2) Quality record number and certification number;
(3) Furnace batch number, technical grade;
(4) Chemical composition and mechanical properties;
(5) The certificate of approval of the classification society and the signature of the surveyor.

Shanghai Katalor Enterprises is one of the largest steel supplier in Shanghai, China. Shanghai Katalor Enterprises also have a high quality logistics team who make sure the fast delivery time and shipment. Anyway, if you want to find NK DH32 Shipbuilding Steel plate/sheet/angle bar/bulb flat bar/ L section steel bar supplier, manufacturer and exporter, please contact us, we will give you the best service!


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CONTACT US

No limited to time and space, you can call for our online-service personnel for consultation, or fill in the table below for an enquiry. Your message will be promptly resolved.

Tel: 0086-18317160019
E-Mail: [email protected]
Skype: shanghai.katalor
Address: Address:Unit 6,lane 2500,xiupu Road,Kangqiao Industrial Area,Pudong New District,Shanghai