KR Grade DH36

Normalized shipbuilding steel plate KR Grade DH36 is a higher steel grade among shipbuilding steel.When rolling KR Grade DH36, TMCP or Normalized shall be done for heat treatment,normalised is better for usch steel grade.

Technical Requirements & Additional Services:

  • High tension test
  • Z-Test (Z15,Z25,Z35)
  • Low temperature impacting test
  • Ultrasonic test under ASTM A435,A577,A578
  • Cetificated by ABS,LR,GL,BV,DNV,KR,NK,CCS,RINA
  • 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

Mechnical property for KR Grade DH36 shipbuilding structual steel:

Yield strength (≥Mpa) Tensile strength (Mpa) Elongation in ≥,%
355 490-620 200mm 50mm
19 22

Chemical composition for KR Grade DH36 ship steel (Heat Analysis Max%)

Main chemical elements composition of KR Grade DH36
C Si Mn P S Al (acid) min. Nb
0.18 0.10-0.50 0.90-1.60 0.035 0.035 0.015 0.02-0.05
V Ti Cu Cr Ni Mo
0.05-0.10 0.02 0.35 0.20 0.40 0.08

The Korean Register of Shipping (KRS) is a not-for-profit classification society founded in South Korea offering verification and certification services for ships and marine structures in terms of design, construction and maintenance. Founded in 1960, the society employs 889 people.[1] Its headquarters in Busan and it has 66 offices worldwide.

KRS is a full member of the International Association of Classification Societies (IACS) which is the trade association of major global classification societies.

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