LR Grade DH36,LR DH36

Normalized shipbuilding steel LR Grade DH36,LR DH36,LR DH36 steel plate is a higher steel grade among shipbuilding steel.When supplying LR Grade DH36, TMCP or Normalized shall be done for heat treatment,normalised is better for usch steel grade.Low temperature impacting test have to be done under minus 20 centigree for ship steel plate LR Grade DH36.For improve the thickness-direct steel property for shipbuilding steel plate LR Grade DH36,Z-test for LR Grade DH36 is also necessary,our customers can choose three different classes,Z15,Z25 and Z35.

Technical Requirements & Additional Services for LR Grade DH36 steel plate:
♦ 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 

►Mechnical property for LR Grade DH36 shipbuilding structual steel:

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

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

Main chemical elements composition of LR 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