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LR Grade AH32 bulb flat,High strength shipbuilding bulb flat LR AH32
Source:Xin Steel Industry Date:2012/08/06
Shipbuilding use bulb flat LR Grade AH32 belongs to high strength steel,and now more and more high strength bulb flat steel are used to bulid ships and vessels as ship bones.These ship steel grades include LR Grade AH32 and LR Grade AH36 shipbuilding steel bulb flat.Minnimum yield strength point for LR Grade AH32 shipbuilding bulb flat shall be 315 Mpa,and tensile strength shall be within 440-590 Mpa.The steel mark on LR Grade AH32 bulb flat is LR/A32.
Our rolling sizes for LR Grade AH32 bulb flat is the same as the common strength bulb flat LR Grade A and B,from HP 80*5 to HP430*20mm.For this steel grade A,we also offer ABS Grade AH32 bulb flat,BV Grade AH32 bulb flat,DNV Grade AH32 bulb flat,GL Grade AH32 bulb flat,NK Grade AH32 bulb flat,KR Grade AH32 bulb flat,RINA Grade AH32 bulb flat,CCS Grade AH32 bulb flat steel.
Chemical composition of Heat analysis for Shipbuilding bulb flat LR 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 |
|