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NK Grade AH32 bulb flat,High strength shipbuilding bulb flat NK AH32
Source:Xin Steel Industry Date:2012/08/08
NK Grade AH32 bulb flat is one kind high tensile strength shipbuilding bulb flat.Now more and more ship engineers perfer to choose high tensiel strength bulb flat to build ship bones than the common strength bulb flats.Minnimum yield strength point for NK Grade AH32 shipbuilding bulb flat shall be 315 Mpa,and tensile strength shall be within 440-590 Mpa.The steel mark on NK Grade AH32 bulb flat is NK/A32.
Our rolling sizes for NK Grade AH32 bulb flat is the same as the common strength bulb flat NK Grade A and NK Grade B,from HP 80*5 to HP430*20mm.For this steel grade A,we also offer LR Grade AH32 bulb flat,BV Grade AH32 bulb flat,DNV Grade AH32 bulb flat,GL Grade AH32 bulb flat,ABS Grade AH32 bulb flat,KR Grade AH32 bulb flat,RINA Grade AH32 bulb flat,CCS Grade AH32 bulb flat.
Chemical composition of Heat analysis for Shipbuilding bulb flat NK Grade AH32 (Max %):
|
C |
Mn |
Si |
P |
S |
Al (acid) |
Nb |
|
0.18 |
0.90-1.60 |
0.50 |
0.035 |
0.035 |
≥ 0.015 |
0.02-0.05 |
|
Ti |
V |
Ni |
Cu |
Cr |
Mo |
|
|
0.02 |
0.03--0.10 |
0.40 |
0.35 |
0.20 |
0.08 |
|