ULTRA HIGH STRENGTH, QT PLATE FROM COIL
The shift from discrete plate production to hot-rolled, coiled plate has revolutionized the carbon steel industry, delivering greater efficiency and versatility. Modern plate from coil—up to 1-inch thick—offers a practical, high-performance solution for today’s challenges.

SWQT Grades & Features
- SW700QT: Minimum 700 MPa / 100 ksi yield strength.
- SW900QT: Minimum 900 MPa / 130 ksi yield strength.
- SW960QT: Minimum 960 MPa / 140 ksi yield strength.
- SWARQT: Abrasion-resistant plate available in 400
For detailed specifications and performance enhancements, inquire about our Specification Data Sheets by grade.
Heavy Gauge Q&T Steel
Steel Warehouse leads in heavy-gauge, hot-rolled coil processing, offering a broad range of plate from coil enhanced with Quench & Tempering (Q&T). Our SWQT product line builds on advancements in Automotive Advanced High Strength Steel (AHSS), delivering superior internal cleanliness and reliability for critical applications in automotive, oil and gas, and structural industries.
SWQT Sizing & Services

SWQT Sizing
Thickness Range: 3/16" to 1". Standard Widths: 48", 60", and 72". Custom widths up to 81" available. Mixed custom lengths available.

Surface Finishing
Rotary brushed surface minimizes mill scale, improving fabrication performance.

Processing Services
Full laser and plasma processing available upon request.

Expert Metallurgical Support
Our team of experienced metallurgists plays a critical role in developing and optimizing our SWQT product line. From initial material selection to tailored solutions for your specific applications, Steel Warehouse’s metallurgists provide: material recommendations, detailed metallurgical data, and support for fabrication needs.
Built on Proven Expertise
Steel Warehouse is a U.S. Government-approved producer of military armor from coiled plate.
This expertise in Quench & Tempering forms the foundation of our SWQT Commercial Q&T Plate from Coil,
designed to meet the most challenging industrial and commercial applications.
Explore Our Available Steel Products & Grades
Our knowledge and experience give nearly 100% accurate delivery of High Carbon, Low Carbon, Stainless Steel products processed and packaged to your exact specifications.
Have a Question?
Our experts can help
Give us a call at 800-348-2529 or leave us a message.