low cost modern steel structure workshop portal fr

low cost modern steel structure workshop portal fr

100+ customer reviews

Feb 16, 2016· 1. PORTAL FRAME G r a c e H e n r y & M i d h u n a S u r e s h 2. INTRODUCTION • Developed during second world war, but now the most common form of enclosure for spans of 20 to 60 m. • Driven by the need to achieve low-cost building envelope. • They are usually made from steel, but can also be made from concrete or timber. 3.

About us

HR Steel Structure Co., Ltd was established on 2000. It is a specialized engineering company integrating building structure reinforcement, decoration and steel structure engineering.We have cultivated a group of high-quality professional technicians and on-site installation team, we will do the best of our ability to provide the most scientific, reasonable and effective solutions for customers.