Company Overview
1. Company Introduction
- Nom: Guangzhou Jiaxiao Material Technology Co., Ltée.
- Main Products: Hardened and tempered steel strips, cold-rolled steel strips, high-carbon alloy steel coils, etc.
- Annual Production: Approximately 15,000 tonnes
- Team: Over 100 employees, including senior and mid-level technical staff
2. Manufacturing Facilities
- Manufacturing Area: 25,000 mètres carrés
- Key Equipment: Pickling, laminage à froid, recuit, cutting, trempe et revenu, mechanical polishing, leveling machines, and edge processing tools
Product Types and Specifications
1. High-Carbon Steel Strips
- Grades: C67S, C70S, C75S, C80S, C85S, C90S, C95S
- Chemical Composition: C, Mn, P, S, Si, Cr, Ni, etc.
2. Medium-Carbon Steel Strips
- Grades: C45S, C50S, C55S, C60S
- Chemical Composition: C, Mn, P, S, Si, Cr, Ni, etc.
3. Alloy Steel Strips
- Grades: 50CrV4, 51CrV4, 60Si2Mn, 50CrNiMoV
- Chemical Composition: C, Mn, P, S, Si, Cr, Ni, etc.
4. Stainless Steel Strips
- Grades: AISI420 Stainless Steel
- Chemical Composition: Cr, Ni, Mn, Si, C, N, etc.
5. Special Steel Strips
- Grades: 75Cr1, 75Ni8, D6A, X32, M42, 68CrNiMo
- Chemical Composition: C, Mn, P, S, Si, Cr, Ni, etc.
Manufacturing Processes
1. Hot Rolled Steel Coils
- Raw Material Sourcing: ISO-certified suppliers of premium-grade raw materials
- Pickling: Removes oxide layers from the steel surface
2. Cold Rolling
- Process: Reduces thickness and enhances dimensional precision
- Advanced Technology: High reverse cold rolling for producing thin sheets (0.08mm to 0.15mm)
3. Annealing
- Process Description: Heat treatment and controlled cooling for modifying the physical and chemical properties of the steel
- Types:
- Bright Annealing: Performed in a sealed environment to ensure surface brightness
- Spheroidizing Annealing: Achieved through extended heating or cycling
4. Quenching and Tempering
- Process Description: Controlled heating and cooling to improve strength and toughness
- Applications: Suitable for rolling shutter springs, saw blades, scrapers, etc.
Product Quality and Applications
1. Quality Standards
- Thickness Tolerance: Maximum ±0.070mm
- Width Tolerance: Maximum ±0.80mm
- Hardness Range: 30-55 HRC
2. Applications
- Rolling Shutter Spring Steel Strips: High elasticity and bendability
- Clutch Plates/Washers: Reliable and durable for automotive clutch systems
- Wiper Blades: High-performance materials for automotive wipers
- Seatbelt Springs: Essential for automotive safety systems
Packaging and Transportation
1. Packaging Details
- Each steel strip coil is treated with light oil, wrapped with plastic film and anti-rust paper, and packed in standard 20-foot containers for maritime transport.
Laboratory and Testing
1. Quality Inspection
- Material Composition Analysis: Using X-ray fluorescence spectrometers
- Microstructure Analysis: Conducted with optical microscopes
- Hardness Testing: Rockwell, Brinell, and Vickers hardness testers
- Tensile Strength Testing: Universal material testing machines
2. Flatness Testing
- Measurement Methods: Across the width and length of steel strips
- Tolerance Standards: Grades P0, P1, P2, P3, P4, P5
Certifications and Accreditations
1. Quality Certifications
- ISO-certified to ensure compliance with international quality standards
Key Features and FAQs
Unique Advantages of Guangzhou Jiaxiao Material Technology Co., Ltée.
- High Reverse Cold Rolling Technology: Precision manufacturing for thin steel sheets (0.08mm to 0.15mm).
- Multi-step Quality Control: Ensures standards for width, thickness, hardness, and edge treatments.
- Advanced Equipment and Techniques: Comprehensive processes including pickling, laminage à froid, recuit, trempe, and tempering.
Quality Control Measures
- Rigorous Quality Management: Comprehensive checks at every production stage.
- State-of-the-Art Laboratory Equipment: For material analysis and mechanical testing.
- Step-by-Step Inspections: Ensures compliance before advancing to the next stage.
- Customer Feedback Mechanism: Continuously improves processes based on client insights.
Key Markets and Applications
- Rolling Shutter Spring Steel Strips: Exported globally for high-performance solutions.
- Clutch Plates/Washers: Reliable steel for automotive systems.
- Wiper Blades: Durable materials for efficient cleaning performance.
- Seatbelt Springs: Ensures passenger safety in automobiles.
Guangzhou Jiaxiao’s steel strips also cater to diverse industries, including automotive, machinerie, tools, and construction.
