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KR class Grade E/D/B/A naval plate materials
Source:Xin Steel Industry   Date:2015/06/05

KR class Grade E/D/B/A naval plate materials

 

Steel Grade:KR Grade A,KR Grade B,KR Grade D,KR Grade E

 

Relative steel grades: KR/A,KR/B,KR/D,KR/E,KR/A32,KR/A36,KR/A40,

KR/D32,KR/D36,KR/D40,KR/E32,KR/E36,KR/E40,KR/F32,KR/F36,KR/F40

 

Main application:Used primarily in structural applications in marine and shipping industry for barges,ships,small vessels,support structures and various type of equipment with KR (Korean Register of Shipping) certificate.

 

Rolling range: Thickness*Width*Length  3-450mm*1500-4200mm*5000-18000mm

 

Surface Treatment: Coated,Shop primer painting

 

Test: Low temperature impacting test,Ultrasonic examination,Normalized,Z-TEST,Z15,Z25,Z35.

 

 

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Mechnical property for KR Grade E shipbuilding structual steel:

 

Yield strength (≥Mpa)

Tensile strength (Mpa)

Elongation in ≥,%

235

400-520

200mm

50mm

21

24


Chemical composition for KR Grade E ship steel (Heat Analysis Max%)

 

Main chemical elements composition of KR Grade E

C

Si

Mn

P

S

0.18

0.10-0.35

0.70

0.035

0.035

 

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