KUNFENG has high quality GB/T700 Q235D carbon and low alloy steel plate which got strict check.GB/T700 Q235D Carbon and Low-alloy High-strength Steel Plate Other Name :GB/T700 Q235D Carbon Structural Steel Plate, GB/T700 Q235D High Strength Structural Ste
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655M13 is a 3.25% nickel-chromium high hardenability case hardening steel, characterised by high core strength, excellent toughness and fatigue resistance, with case hardnesses up to 62HRC when carburised, hardened and tempered.
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