Technical Knowledge and FAQKnowledge & FAQ
If you have other questions, please contact us.
SummaryTo learn about material grades or ordering, choose a material or topic. If your question is not on the website, please contact Sursun Metals.
Browse by Topic
Basic Knowledge of Metals
Basics such as hardness, strength, and residual stress
Documents and Environmental Regulations
Mill test certificates, RoHS, conflict-free minerals
Quotes and Ordering FAQ
Ordering, quotes, payment and packing
Stainless Steel
Grade comparison and FAQ
Aluminum Alloy
Grade comparison and FAQ
Copper Alloy
Grade comparison and FAQ
Steel and Others
Grade comparison and FAQ
Other FAQs
Company Profile
Company history, industries served, and quality management
Equipment
Questions about slitting, cut-to-length, shearing, and hardness testing
Contact Us
Contact details and what to include in an inquiry
How do I calculate the weight of a metal sheet?
Go to the Sheet & Plate Weight Calculator
How do I find the coil OD from its weight?
Go to the Coil ID / OD Calculator
Which density should I use?
Reference density and custom density
Metal Materials and Processing Inquiries
Please contact Sursun Metals