GB/T16270 Q690F Carbon And Low-alloy High-strength Steel Plate

✔ (Nb-V-Ti-Mo-B microalloying)
✔ Ultra-low carbon equivalent (CE <=0.42%) for flawless welding
✔ 45% weight reduction
✔ Military-grade fatigue resistance (10⁷ cycles at 350MPa)

Deep-sea mining equipment

Next-gen armored vehicles

• GB/T 16270 Class F
• DNV GL F690
• Blockchain-tracked

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