Protective Steel

A specialized steel manufacturer. We only make steel grades with qualities that are fine-tuned to make applications stronger, lighter, safer, easier to produce, more long-lasting, fuel efficient and sustainable – all depending on what’s highest on the users’ list of priorities.

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Protective Steel

Model

Steel Grades

 Tensile Test

 

Bending Test

70

Impact Test

Surface Brinell

Hardness

HBW

Yield Strength,

ReL MPa

Tensile Strength ,

Rm MPa

Elongation after

Fracture,A50mm(%)

 Absorption

Energy KV2,J
Not less than

Not less than
LG9000FD 800 900 12 d=2a 20 -
ArmaPro400 1000 1200 10 d=4a 24 380~440
ArmaPro450 1100 1300 9 d=4a 24 410~480
ArmaPro500 1250 1450 8 d=6a 20 470~530
ArmaPro550 1350 1650 7 d=8a 20 520~590
ArmaPro600 1450 1850 6 d=14a 12 570~640
ArmaPro630 1550 1900 6     600~660
ArmaPro650 1650 2000 5     630~690
ArmaPro700 1700 2100 5     660~740

Description

Lianyuan lron & Steel Co, Ltd has produced the protective steel of FD family with tensile strength 900MPa-2200MPa and of ArmaPro family with brinell hardness 450-700. With perfect bulletproof performance, cold forming and welding property, Armor plate of Lianyuan steel can be widely used in some fields, such as private bulletproof vehicles, bank armored vehicles, armored personnel carriers, training range and anti-terrorist vehicles. Hot roled LG 900FD of Lianyan Steel successfuly passed the authentication of the vinistry of Public Security, which began to be used in armored cash carriers, Heat-treated armor plate of ArmaPro500 and 550 have successfuly pas- sed the inspection of China Academy of Ordnance Equipment and met the test requirements of NATO.

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