Q345b/S355jr/ASTM 572 Gr 50 High Strength Low Alloy Steel Sheet/Plate

1. Product: Low Alloy Steel Plate

2. Hardness:

Hardened & tempering hardness: 28~34HRC
Annealing hardness: HBS<=235

3. Size specification:

Thickness: 2-300MM
Width: 1000-3000MM
Length: 1-12m, as you request

4. Shape: Coil/ sheet / plate...

5. Surface condition: Black surface / Grinding / Polishing / Milling / Machined...

6. Process: EAF + LF + VD + HOT ROLLED + Heat Treatment (optional)

7. Heat treatment: Normalized / Annealed / Quenched / tempered

8. Technical Data: According to the customer's requirement of Chemical Composition, Physical Properties and Mechanical Testing

9. Inspection: Ultrasonic test according to SEP 1921-84 Gr3, Class C/c or D/d

10. Delivery condition:

Hot rolled or forging

Black surface / Grinding / Polishing / Milling / Machined

Hardened & tempering & annealing

EAF or ESR material


11. Payment terms: T/T, L/C

12. Delivery time: 15-20days after we received advanced payment

13. Material character:

Good mechanical property
High quenching
Make surface have equal hardness after deal with it
Nice polishing mini
Low roughness on the surface
Deal with induration in advance
It can be used directly after the mould machined
Deal with surface induration when it necessary