NK Grade D,NK D

NK Grade D ship plate mainly used to build vessels which are sailing in cold ocean waters belows minus 20 centigree.We stock wide heavy shipbuilding plate,up to today,we can offer the maximum thickness for shipbuilding plate NK Grade D shall be 300mm,and the maximum width shall be till 4200mm.This owned world-class property.For the thickness above 40mm,our engineers suggest customers accept doing Normalized heat treatment for NK Grade D steel plates.

Technical Requirements & Additional Services for NK D 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 NK Grade D shipbuilding structual steel:

Yield strength (≥Mpa)	Tensile strength (Mpa)	Elongation in ≥,%
235	400-520	200mm	50mm
		21	24

►Chemical composition for NK Grade D ship steel (Heat Analysis Max%)

Main chemical elements composition of NK Grade D
C	Si	Mn	P	S
0.21	0.10-0.35	0.60	0.035	0.035