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Low Carbon Steel Plate
1. Product Overview
Wear resistant steel plate is a high-strength steel specifically designed to resist abrasion and wear, achieving exceptional wear resistance through special alloy composition and heat treatment processes. Typically containing higher proportions of carbon, manganese, chromium, and boron, it can reach hardness levels of HB400-HB600. This steel plate maintains long service life in harsh wear environments, significantly reducing equipment maintenance costs and downtime, making it ideal for mining, construction machinery, and material handling industries.
2. Key Features
(1)Exceptional Wear Resistance & Longevity
Wear resistant steel plate surface hardness can exceed HB500, with wear resistance 10-20 times that of ordinary steel plates. Special alloy composition and heat treatment form hard martensitic structure, effectively resisting abrasive and impact wear, significantly extending equipment service life.
(2)Superior Strength & Toughness
While maintaining high hardness, wear resistant steel plate offers good toughness to withstand strong impact and vibration. This combination of strength and toughness prevents cracking or breaking under heavy load and impact conditions, ensuring equipment safety.
(3)Good Processability & Weldability
Despite high hardness, wear resistant steel plate can still be cut, bent, and welded. Using appropriate process parameters and specialized welding materials ensures good weld joint quality for equipment manufacturing and maintenance needs.
(4)Excellent Economy & Environmental Benefits
Although initial investment is higher, the extended service life of wear resistant steel plate significantly reduces replacement frequency and maintenance costs. Minimizes equipment downtime, improves production efficiency, and reduces material consumption, meeting sustainable development requirements.
3. Technical Parameters of Low Carbon Steel Plate
Parameter | Specification Range | Standard / Notes |
Hardness Level | HB 400, HB 450, HB 500, HB 550, HB 600 | SSAB Hardox,ASTM,EN,JIS,GB |
Thickness Range | 6mm - 150mm | Custom thickness available |
Width Range | 1500mm - 3500mm | Standard sizes |
Length Range | 6000mm - 12000mm | Custom lengths |
Tensile Strength | 1300 MPa - 2000 MPa | ASTM A370 |
Yield Strength | 1000 MPa - 1600 MPa | ASTM A370 |
Elongation | 8% - 15% | in 50mm |
Impact Energy | ≥20J @ 20°C | Charpy V-notch |
Carbon Content | 0.15% - 0.35% | Chemical Analysis |
Manganese Content | 0.80% - 1.60% | Chemical Analysis |
Chromium Content | 0.30% - 1.20% | Chemical Analysis |
Boron Content | 0.0005% - 0.005% | Chemical Analysis |
Flatness Tolerance | ±3mm/m to ±8mm/m | Depends on thickness |
Surface Quality | Free from cracks and harmful defects | Visual inspection |
4. Application Scenarios
(1)Mining & Quarrying Equipment
Used in mining truck bodies, excavator buckets, crusher liners. Wear resistant steel plate resists severe abrasion from ores and rocks, providing reliable protection in harsh mining environments, significantly extending equipment overhaul cycles.
(2)Construction Machinery & Equipment
Applied in concrete mixer liners, bulldozer blades, loader teeth. Excellent wear resistance withstands abrasion from sand, gravel, and concrete, improving equipment service life in construction projects.
(3)Material Handling & Conveying Systems
Used in conveyor chutes, hoppers, screening equipment. Wear resistant steel plate effectively reduces wear during material handling, decreases maintenance frequency, ensures continuous stable operation of production lines.
5. FAQ
Q1: How to choose the main hardness grade of wear-resistant steel plate?
A1: HB400 is suitable for moderate wear conditions, HB500 is suitable for strong wear environments, and HB600 is suitable for extreme wear conditions. When making a selection, it is necessary to comprehensively consider factors such as wear type, impact strength, and cost.
Q2: What should be paid attention to when welding wear-resistant steel plates?
A2: Preheating (150-250 ° C) is required, using low hydrogen welding rods and controlling heat input. After welding, it is necessary to cool slowly and perform stress relief heat treatment if necessary to avoid welding cracks and hardness reduction.
Q3: Can wear-resistant steel plates be bent for processing?
A3: Yes, but it requires a larger bending radius (usually 8-10 times the thickness of the plate). It is recommended to use specialized molds and equipment to avoid processing in low temperature environments to prevent surface cracks from occurring.
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