Domestic high-strength alloy steel plate NP series:
Grade: NP370, NP450, NP500, NP550, NP600
Dimensional tolerance: according to EN 10029 standard
NP series mechanical properties:
Grade |
Rel/Mpa |
Rm/Mpa |
A50/% |
Akv/J |
Hardness HBW |
NP370 |
≥950 |
≥1150 |
≥12 |
≥27 |
380-430 |
NP450 |
≥1100 |
≥1350 |
≥10 |
≥25 |
420-480 |
NP500 |
≥1250 |
≥1550 |
≥8 |
≥20 |
480-540 |
NP550 |
≥1350 |
≥1650 |
≥7 |
≥15 |
530-590 |
Delivery standard: Q T
Executive Standard: Enterprise Standard/NISCO Standard
Thickness range: 4~20mm
NP500 steel plate can be widely used in civil and private fields because of its good protective performance, cold forming performance and welding performance, such as private protection vehicles, bank cash transport vehicles, etc.
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