Cold rolled steel C-beams: Standard: AISI, ASTM, BS, DIN, GB, JIS Grade: Q235B,SS400,S235JR Application: Frame Part Standard: AISI, ASTM, BS, DIN, GB, JISGrade: Q235B,SS400,S235JRPlace of Origin: Tianjin China (Mainland)Brand Name: ZTApplication: Frame PartPackaging & Delivery Packaging Detail:As your order.Delivery Detail:20-25 daysSpecifications1.Easy installation 2.Good anti-bending ...