Q195 cold-rolled sheet is a low-carbon steel product manufactured through the cold rolling process.

Q195 cold-rolled sheet is a low-carbon steel product manufactured through the cold rolling process. It offers superior surface finish, tight dimensional tolerances, and balanced mechanical properties. The designation "Q195" refers to its minimum yield strength of 195 MPa ("Q" for yield strength, "195" for the value in MPa).

 

INTRODUCTION

 

contact us is a low-carbon steel product manufactured through the cold rolling process. It offers superior surface finish, tight dimensional tolerances, and balanced mechanical properties. The designation "Q195" refers to its minimum yield strength of 195 MPa ("Q" for yield strength, "195" for the value in MPa). Due to its precision and versatility, Q195 is widely used in industries that demand high-quality steel with excellent form-ability.

CREDIT

 

APPLICATION

 

Q195 cold-rolled sheets are utilized across multiple industries, including:

 

Automotive: Body panels, chassis components, and structural parts.

 

Construction: Roofing, wall cladding, and lightweight structural elements.

 

Household Appliances: Washing machines, refrigerators, and air conditioner casings.

 

Furniture: Metal cabinets, shelves, and decorative fixtures.

 

Electronics: Enclosures for electronic devices requiring smooth surfaces.

 

General Engineering: Precision components that need high strength and formability.

 

ADVANTAGES

 

Superior Surface Finish: Ideal for painting, coating, or plating due to its smooth and glossy texture.

 

High Dimensional Accuracy: Consistent thickness and flatness ensure reliable performance in manufacturing.

 

Excellent Form-ability: Easily shaped, bent, or stamped without cracking.

 

Cost-Effective: More economical than high-carbon or alloy steels while maintaining good strength.

 

Lightweight: Suitable for weight-sensitive applications without compromising durability.

 

 

TREND AND PROSPECT

 

Sustainability: Growing preference for recyclable and eco-friendly materials in production.

 

Advanced Coatings: Innovations in anti-corrosion and wear-resistant treatments to extend product lifespan.

 

Automation & Precision: Increased adoption in automated manufacturing for high-accuracy components.

 

Emerging Markets: Rising demand in developing economies for automotive and construction applications.

 

Technological Improvements: Enhanced cold-rolling techniques for better efficiency and material performance.

 

 

INSPECTION STANDARD

 

Q195 cold-rolled sheets comply with international and national standards, including:

 

GB/T 700-2006 (China): Standard for carbon structural steels.

 

ASTM A1008 (USA): Specifications for cold-rolled carbon steel sheets.

 

ISO 3574 (International): Standards for cold-reduced carbon steel.

 

JIS G3141 (Japan): Guidelines for cold-rolled mild steel sheets.

 

Common Quality Tests:

 

Tensile Test: Measures yield strength, tensile strength, and elongation.

 

Hardness Test: Evaluates material resistance (Rockwell/Vickers scales).

 

Surface Inspection: Ensures no defects like scratches, pits, or cracks.

 

Dimensional Check: Verifies thickness, width, and flatness compliance.

Bend Test: Assesses ductility and form-ability under stress.