C-section vs Z-section vs Sigma vs Hat — cross-section dimensions, section properties, load capacity, and when to use each. Written by a structural enginee
![Cold Formed Steel Section Properties: C-Section, Z-Section, Sigma & Hat Sections](["https://zt-eshop-production.oss-cn-beijing.aliyuncs.com/file/upload/shop/2026/07/30/9db065f2-4201-4bc8-8df2-0d155b54c10f.png?Expires=2100740973&OSSAccessKeyId=LTAI5tD82NtagoeXEDv27Qe8&Signature=3QG%2FhscBjf0xL%2F06a82GyqOj%2F6w%3D&x-oss-process=image%2Fformat%2Cwebp"])
