DNV A420
2012年2月28日 by admin
Gangsteel is specialized in supplying DNV extra high strength steel plate in DNV Grade A420. For more information of Grade A420 steel plate, please check them in following:
NV A460 extra high Strength Chemical Composition | |||||||
Grade | The Element Max (%) | ||||||
C | Si | Mn | P | S | Al | N | |
NV A420 | 0.21 | 0.10-0.55 | 1.7 | 0.035 | 0.035 | 0.015-0.08 | 0.020 |
Nb | V | Ti | Cu | B | Ni | Mo | |
0.02-0.05 | 0.04-0.10 | 0.02 | | | 0.005 | |
Crack Sensitivity: Pcm = (C+Si/30+Mn/20+Cu/20+Ni/60+Cr/20+Mo/15+V/10+5B)%
Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
NV A420 extra high general strength property | |||||||
Grade | | | Mechanical Property | | |||
Thickness | Yield | Tensile | Elongation | Degree | Energy 1 | Energy 2 | |
NV A420 | mm | Min Mpa | Mpa | Min % | 0 | J | J |
t≤50 | 420 | 530-680 | 18% | 28 | 42 | ||
50<t≤70 | 420 | 530-680 | 18% | 28 | 42 | ||
70<t≤150 | 420 | 530-680 | 18% | 28 | 42 | ||
Note: Energy 1 is transverse impact test, Energy 2 is longitudinal |
Boiler steel plates | Alloy steel plates | High strength plate| Carbon steel plate | Stainless steel plate
Equivalent steel grade of NV A420 | |||||||
KR | LR | BV | CCS | NK | GL | RINA | |
AB/AQ42 | R A42 | LR/AH42 | BV/A420 | CCS/A420 | K A42 | GL-A420 | RI/A420 |
If you need more stock steel plates in shipbuilding steel plate, please click warehouse sizes.
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