Sandstorm Steel
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1.2311, 40CrMnMo7 Plastic Mould Steel Flat Bar
DIN 1.2311 / 40CrMnMo7 Steel is a high-grade alloy tool steel typically supplied in Quenched and Tempered (QT) condition. It is renowned for its excellent polished finish and is among the most widely used materials for machine-cut plastic moulds, offering superior wear resistance.
C: 0.35-0.45; Si: 0.20-0.40; Mn: 1.30-1.60; P: max 0.030; S: max 0.030; Cr: 1.80-2.10; Mo: 0.15-0.25;
Available in Round Bars, Square Bars, Flat Bars, Plates, and Blocks.
Ideal for plastic mould production including:
Strict Inspection Protocol:
(1) Ray detection—RT; (2) Ultrasonic testing—UT; (3) Magnetic Particle Testing—MT; (4) Penetration testing—PT; (5) Eddy current flaw detection—ET.
