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The demand for ASTM A302 Grade B steel plate in various regions of the world

 The demand for ASTM A302 Grade B steel plate in various regions of the world

In 2018, the demand for ASTM A302 Grade B steel plate in various regions of the world will continue to grow, but the growth rate in some regions will decline. Compared with 2017, the demand pattern of ASTM A302 Grade B steel plate in various regions of the world has not changed much.
Mechnical property for ASTM A302 Grade B steel plate boiler steel:


Yield strength (≥Mpa)

Tensile strength (Mpa)

Elongation in ≥,%

345

550-690

200mm

50mm

15

18

Chemical composition for ASTM A302 Grade B steel plate boiler steel (Product Analysis Max%)


Main chemical elements composition of A302Grade B

Thickness(mm)

C

Si

Mn

P

S

Mo

T≤25

0.20

0.13-0.45

1.07-1.62

0.035

0.035

0.41-0.64

25<T≤50

0.23

50<T

0.25

ASTM A302 Grade B steel plate Technical Requirements & Additional Services:


High tension test

Low temperature impacting test

Normalised for thick plates over 40mm

Simulated post-welded heat treatment (PWHT)

Rolling under standard NACE MR-0175 (HIC+SSCC)

Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2

Shot blasting and Painting,Cutting and welding as per end user’s demands Techicals

Despite the strong performance of the US economy, US ASTM A302 Grade B steel plate demand is still struggling to resume growth as the US dollar is strong and the manufacturing industry is hit hard, and shale oil and gas investment has fallen sharply. Due to structural problems, Japanese ASTM A302 Grade B steel plate demand is also facing a weakening trend, and it is also adversely affected by the appreciation of the yen after the Brexit referendum. The World Steel Association estimates that demand forASTM A302 Grade B steel plate in developed economies will increase by 0.2% year-on-year in 2018


 

 

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