St52-3 Steel round bar specifications, St52-3 Steel round bar chemical composition

St52-3 Steel round bar is one of our main products, and it under DIN standard. St52-3 Steel round bar is widely used in metallurgy, biology, electron, chemical, petroleum, boilers, nuclear and so on.

St52-3 Steel round bar Specifications:

Standard: ASTM, ASME, EN, BS, GB,DIN, JIS, etc.

Dia: 100-1200mm;

Length: 3000-12000mm

St52-3 Steel round bar Chemical composition:

C=0.4~0.5, Si=0.2~0.3, Mn=0.6~0.7, P≤0.016, S≤0.008, Cr≤0.023, Ni≤0.014, Als≤0.005, Cu=0.018

St52-3 Steel round bar Mechanical property:

1.Tensile strength σb (MPa)≥520

2.Yield strength σ0.2 (MPa)≥205

3.Elongation δ5 (%)≥40

4.Hardness:≤187HB;≤90HRB;≤200HV

St52-3 Steel round bar Process: EAF/LD+LF+VOD+hot Rolled+Cold Drawn

St52-3 Steel round bar Heat treatment: Normalized / Annealed / Quenched / tempered

St52-3 Steel round bar Inspection: Third party inspection service can be offered like SGS,BV and so on.

St52-3 Steel round bar Delivery condition: Hot forged, black surface/Peeled/Turned.

St52-3 Steel round bar Application range:

Foodstuff, gas, metallurgy, biology, electron, chemical, petroleum, boilers, nuclear, energy and medical equipment, fertilizer, etc.

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