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Prefab Steel Homes

Build the home of your dreams with PTH Steel Structure building. Our metal homes come in a variety of styles and are custom built to order.  Work with our experts and design teams, who can help you get exactly the DIY steel structure house you need. 

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Iran residential project

  • Construction area: 1962 square meters (25 five-story steel structure residential buildings)

  • Length * Width: 20.5m * 19.1m

  • Structure type: steel structure + light steel wall

  • Service life: 50 years

  • Roof constant load: 0.50KN / m2 (light roof)

  • Roof live load: 0.50KN / m2 (not on roof)

  • Floor dead load: 4.0KN / m2

  • Floor live load: 2.0KN / m2

  • Basic wind pressure: 0.45KN / m2

  • Basic snow pressure: 0.30KN / m2

  • Seismic fortification intensity: 7 degrees; Seismic level 4


Material Description

  • Main material of rigid frame: Q345B

  • Purlin: Q345 aluminized zinc, AZ50 / 50

  • Steel floor bearing plate: Q235 galvanized profiled steel plate

  • Column foot anchor: Q235

  • High-strength bolt: 10.9S large hexagon friction high-strength bolt

  • Roof panels: 50mm EPS sandwich panel, inner and outer panels 0.45mm

  • Board: TDC51D + ZA, AZ50 / 50


Processing and shipping time

  • The first phase of this project is 25 buildings. Our company plans to ship in six batches.

  • The first batch: 2 buildings, with a planned processing period of 45 days, considering the procurement cycle and design time.

  • The second batch: 2 buildings with a planned construction period of 30 days; the third batch: 4 buildings with a planned construction period of 30 days.

  • The fourth batch: 6 buildings with a planned construction period of 45 days; the fifth batch: 6 buildings with a planned construction period of 60 days.

  • The sixth batch: 5 buildings, with a planned construction period of 60 days.

  • In total, the overall processing period is 270 days. This processing period plan considers the construction progress on the site. In order to reduce the time and space for stacking components on site, multiple batches of shipments are adopted.

Shipping time

According to the plan of the shipping company, it is expected to be 30 days.

On-site construction time

Excluding construction time for foundation construction and floor cast-in-place.


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Rutang ZHANG

I am Rutang Zhang, a seasoned expert in the field of integrated housing with a wealth of experience spanning over 30 years. I have had the privilege of contributing to the success of numerous projects in more than 120 countries and regions. My expertise lies in navigating the intricacies of the integrated housing industry, and I am proud to have played a significant role in delivering successful outcomes across diverse global contexts. From conceptualization to execution, my commitment to excellence has been a driving force in achieving results that meet the unique requirements of each project.
 Tel: +86 180 5752 0109
 Email: cs@putianhouse.com

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