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Low Alloy Ultra-high Strength Steel
Grade:
300M、K44220;40CrNi2Si2MoVA
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Industrial Application
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Forgings of mandrels, drill rods, gears, aircraft undercarriage, structural parts

Grade:
300M、K44220;40CrNi2Si2MoVA
Forgings of mandrels, drill rods, gears, aircraft undercarriage, structural parts