MIL DTL 46100 RevE – Protection Steel

Short Description:

Mars 240: High hardness steel (500 HB) for ballistic protection Mars 240 is a high-hardness steel (500HB) with optimal compromise ballistic resistance properties and workability for applications:? very light weight vehicle structures to medium vehicles? add on armour, removable all thicknesses and all applications? boxes, containers, shelters, storage tanks, door frames… StandardBozhong: Mars 240Mars 240 satisfies requirements of following specifications:? France : NF A 36-800-TDH 2? Germany ...


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Mars 240: High hardness steel (500 HB) for ballistic protection

Mars 240 is a high-hardness steel (500HB) with optimal compromise ballistic resistance properties and workability for applications:
? very light weight vehicle structures to medium vehicles
? add on armour, removable all thicknesses and all applications
? boxes, containers, shelters, storage tanks, door frames…

Standard
Bozhong: Mars 240
Mars 240 satisfies requirements of following specifications:
? France : NF A 36-800-TDH 2
? Germany : TL 2350-000 Quality Z
? U.K. : DEF STAN 95-24 Class 3
? USA : MIL DTL 46100 RevE

Chemical Analysis

C S P Si Mn Ni Cr Mo
≤ .30 ≤ .002 ≤ .010 ≤ .4 ≤ 1 ≤ 1.8 ≤ 1.6 ≤ .6

Chemical composition depends on thickness range (particularly on Ni and Cr contents) and, possibly, on customer’s specification

Mechanical Properties

As supplied Hardness Yield Strength UTS Elongation Charpy V
-40°Transversal to rolling direction
HB MPa ksi MPa ksi 5d(%) J ft.lbs
Minimum values 477-534 ≥1100 ≥ 160 ≥ 1600 ≥ 232 ≥ 9 ≥16 ≥ 12
Typical values 495 1300 195 1700 250 12 28 21

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