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Ultra-High-Strength Alloys

300M（300M）

Forged bar

＞Ф90mm-Ф500mm

Rolled bar

Ф8mm-Ф90mm

Cold-drawn ba

Ф3.5mm-Ф65mm

Applicable Specifications

AMS 6417

AMS 6419

AMS 6257 

ZHSD/JT-21-0101/0 

Key Properties

300M (40CrNi2Si2MoVA) is a low-alloy ultra-high strength steel with high hardenability and temper resistance. It offers ultra-high strength combined with excellent transverse plasticity, fracture toughness, fatigue resistance, and stress corrosion resistance.

Application Fields

Aerospace

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