Gold Member Since 2012
Audited Supplier
Qingdao Doublegrand Metal Products Co., Ltd.

Steel Structure Plant, Steel Factory Plant, Structural Steel Plant manufacturer / supplier in China, offering Steel Structural Factory Plant Construction (DG2-028), Prefabricated Steel Structure Mobile Buildings (DG3-045), Prefabricated Building Roof & Wall EPS Sandwich Panel (DG9-004) and so on.

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Steel Structural Factory Plant Construction (DG2-028)

FOB Price: US $50-80 / Square Meter
Min. Order: 200 Square Meters
Min. Order FOB Price
200 Square Meters US $50-80/ Square Meter
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Production Capacity: 1800ton Per Month
Transport Package: Steel Frame Packed in 40ot; Maintenance in 40hq
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: DG2-028
  • Usage: Commerical Building
  • Trademark: DG
  • Origin: China
  • Material: Steel Structure
  • Certification: ISO
  • Specification: Q345 and Q235
  • HS Code: 7308900000
Product Description
This 2160m2 carpet steel structure factory plant is one of the many steel framed construction factory plant that Double Grand have designed and built.
The building includes

Wind: 10m/s
No snow
Size: 54*40*7m
Steel structure: Hot rolled H beam C purlin, bracing etc
Brick wall: 500mm height
Wall: Green color galvanized steel sheet, 0.5mm thickness
Roof: Green color galvanized steel sheet, 0.5mm thickness

What sets DG building systems apart from other warehouse building desingers?

1. Years of metal storage building design experience producing top quality products at factory-direct prices.

2. Personalized service from trained technicians who will respond to your inquiry, discuss your needs, and price a building to your specifications within 24 hours.

3. 25 years rust perforation warranty on roof panels.

4. 40 years warranty on the colored coating for walls and trim.

5. 50 years warranty against defects in materials and workmanship on all main frame structural components.

6. Lifetime warranty on the stainless steel roof fasteners.

7. Precision design meeting or exceeding industry standards.

8. Efficient scheduling, delivery and share-loading of metal buildings to reduce delivery costs and save your money.

Our advantages:

1. We have a group of professional engineers, most of whom has more than 10 years experiences in architecture field.

2. Established for more than ten years, our company has got a various of experiences in design, manufacture, installation and so on. The work staff have excellent skills. Some of them had helped customers to install the warehouse around the world.

3. We also have possessed more than 80 sets of large precise and domestically advanced processing equipments, including large gantry planing machines, automatic submerged arc welding machines, assembling machines, slitters, shot blasting machines and so on.

4. Besides manufacture according to customers' requirements, we also established a set of production standards. With perfect technique, excellent quality, reasonable price, top-grade services, we have won the favor of lots of customers at home and abroad.

5. "Moral personality decides product quality. " is our guarantee to the products. "Customers cone first. " is our everlasting pursuit. Believe your choose, we'll give you a satisfied answer.

Steel Structural Factory Plant Construction (DG2-028)


Steel Structure Factory Plant



Hbeam: 4000-15000mm


web plate: 6-32mm           

wing plate: 6-40mm




according to customers


  Q235b  Q345b

yield strength


strength of extension


impact value





1. design according to customers' requirements

2. manufacture under complete quality control system---ISO9001

3. installation with instruction of experienced engineers

4. easy to assemble and dismantle.

5. eco-friendly  material: can be used  for several times and can be recycled

6. shorter construction period, longer using time

7. high strength and stiffness, high weight bearing.
8. sound insulation and heat insulation; antisepsis and damp proofing; waterproof and aseismatic


Main components

Main frame

H beam


C or Z section steel purlin


Anchor, ordinary, high strength bolt


Sandwich panel or steel plate

Roof & wall

PVC or aluminum alloy door


Sliding or rolling door

Insulation panel

EPS, XPS, Rock wool, PU sandwich
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