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Abrasive Resistant Steel Plate

Standard Specification for High Strength Abrasive Resistant Steel Plate For Engineering Machinery

1.     Scope

This general specification apply to users purchasing High strength abrasive resistant steel plate ranged NM300~NM600.

2.     Dimension, Shape, Weight and Allowed tolerance

           2.1 Dimension, shape and tolerance will conform to GB/T709 Specification.

           2.2 Steel plate delivered by theoretical weight, density calculated by 7.85kg/dm3


Steel Mark

Thickness (mm)

Tensile strength (Mpa)

Elongation

-20°CImpact energy  Akv J

Brinell Hardness HBW

NM300

6~80

≥ 1000

≥14

≥24

270~330

NM360

6~80

≥1100

≥12

≥24

330~390

NM400

6~80

≥1200

≥10

≥24

370~430

NM450

6~80

≥1250

≥7

≥24

420~480

NM500

6~80

_

_

_

≥470

NM550

6~80

_

_

_

≥530

NM600

6~80

_

_

_

≥570