🔍 Phases of Steel Microstructure: The Hidden Science Behind Strength & Toughness Visit weldfabworld.com Subscribe on YouTube : https://youtube.com/@weldfabworld We often discuss chemical composition, but in real service conditions, microstructure decides failure or survival. Two steels with identical chemistry can behave completely differently, only because of microstructure. Here’s a deeper look at each phase and why it matters in engineering practice 👇 🟢 Ferrite (α-Fe) – The Toughness Provi
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High-strength SAE 4340 QT steel bars (40CrNiMoA-GQ). Size: Ø35mm × 6.85m. Full process: QT heat treatment, UT flaw detection, HRC hardness test, precision cutting, fast delivery, stable mechanical properties. Used in Oil & Gas, heavy machinery, automotive drivetrain, hydraulic components. #4340 #QTsteel #AlloySteel #OilAndGas #HeavyMachinery #Drivetrain #HydraulicParts #SteelSupplier #SteelBar | Jthighstrengthsteelbarus
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