NM450E is a type of High Strength Wear Resistant Steel plates for construction machine,mainly suitable for steel products that require low-temperature toughness of steel plates.
Grade:NM450E
Standard:GB /T 24186-2022
Specification:High Strength abrasion resistant steel plates for construction machine
Thickness:≤120mm
NM450E Wear Resistant Steel Chemical Composition
| Element | C | Si | Mn | P | S | Cr | Ni | Mo | Ti | B | Al |
| min | - | - | - | - | - | - | - | - | - | 0.0005 | 0.015 |
| max | 0.3 | 0.7 | 1.7 | 0.02 | 0.005 | 1.4 | 1 | 0.6 | 0.05 | 0.006 | - |
NM450E carbon equivalent
| Standard | Grade | CEV,max | |
| Thickness≤50mm | Thickness＞50mm | ||
| GB /T 24186-2022 | NM450E | 0.59 | 0.74 |
NM450E Mechanical Property
|
Thickness t,mm |
TS(transversal) Rm, Mpa |
elongation(transversal) % |
Brinell hardness on surface HBW |
Absorbed impact energy (-40℃) (longitudinal), KV2, J |
| t≤80 | 1250 | 8 | 420-480 | ≤24 |
| 80＜t≤120 | 1250 | 8 | 410-480 | ≤21 |
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