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Custom Steel Structure Workshop Q235 Q355 Fireproof

Categories Steel Frame Building Construction
Brand Name: YDX
Model Number: YDX-S5
Certification: CE ISO SGS
Place of Origin: CHINA,QINGDAO
MOQ: 10-10000 square meters
Price: $35.00-$63.00
Payment Terms: T/T
Supply Ability: 10000 tons/month
Delivery Time: 20-30 works days
Packaging Details: Exported standard packing
Grade: Q235,Q355
Use: Warehouse, Workshop
Main Structure: Welded/Hot Rolled H Section Steel
Installation: fast
Product Flexibility: Flexible
Durability: High
Construction Method: Bolted/ Welded
Fireproof: fire-resistant
Main Frame: Q355 Q235
Product Fire Resistance: Fireproof
Cladding: PU/Rock Wool/Fiberglass/EP
Roof: Glass Wool, EPS, PU
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  • Product Details
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Custom Steel Structure Workshop Q235 Q355 Fireproof

Flexible and Customizable Steel Structure Workshop for Specific Operational Need

Product Description

Steel structure workshop buildings are engineered for strength, efficiency, and versatility. Utilizing high-strength steel frames, they provide large, column-free spans ideal for manufacturing, warehousing, and heavy machinery. Their prefabricated components enable rapid construction and cost savings compared to traditional concrete buildings. Steel structures are also durable, low-maintenance, resistant to pests and fire (with appropriate treatment), and inherently recyclable, making them a practical and sustainable solution for modern industrial needs.

Product Parameter

Components of steel structure workshop building

  • Structural Material: Hot-rolled structural steel (Q235B/Q355B per GB standard, or ASTM A36/A572 Gr.50).
  • Primary Frame: Rigid steel frame (columns + beams), H-section beams/columns.
  • Span & Bay Width: Typical clear span: 18m - 36m+ (customizable). Standard bay spacing: 6m - 9m.
  • Eave Height: 6m - 15m+ (adjustable based on process needs). Plastic Steel Window/Aluminum-alloy Window; Sliding Door/Folding Door.
  • Roof & Wall System: Corrugated steel panels (0.4mm - 0.8mm thickness). Insulation: Rock wool/PU sandwich panels (50mm - 150mm thick).
  • Corrosion Protection: Hot-dip galvanizing (≥275g/m²) or epoxy priming.
  • Fire Rating: Up to 2 hours (with intumescent paint/fireproof cladding).
  • Sustainability: Recycled steel content: ≥30%. 100% recyclable at end-of-life.
Product Application
Light Frame Steel Construction Hangar Design Prefabricated Steel Structure Factory Building Workshop warehouse
A pre-engineered steel building is a modern technology where the complete designing is done at the factory and the building components are brought to the site and then fixed/jointed at the site, all is bolt connection, no need any welding!
An efficiently designed pre-engineered building can be lighter than the conventional steel buildings by up to 30%. Lighter weight equates to less steel and potential price savings in structural framework.
SPECIFICATION FOR STEEL STRUCTURE BUILDING
Main Steel FrameSteel Column & Beam1. Material: Q345B (S355JR) or Q235B(S235JR)/ Welded/Hot Rolled H section steel
2. Surface: Hot Dip Galvanized or Painted;
3. Connection: All Bolts Connection;
Supporting SystemRoof PurlinC or Z Section Steel, Q235B
Wall PurlinC or Z Section Steel, Q235B
BracingSteel Rod, Q235B
Cross SupportSteel Rod, Q235B
Column SupportAngle Steel; Steel Rod; Q235B
Angle BraceAngle steel,Q235B
Tie BarSteel Pipe,Q235B
Roof & Wall System1. Single Colorful Corrugated Steel Sheet;
Thickness: 0.3-0.8mm
2. Sandwich Panel with EPS, Rock Wool, Fiberglass,PU;
Thickness: 50-150mm;
AccessoriesDoorSliding; Rolled Up Door (Manual/Auto)
WindowAluminum Alloy; PVC;
DownspoutPVC pipe;
GutterGalvanized Steel Sheet; Stainless Steel
VentilatorStainless Steel Turbine Ventilator
Skylight BeltFRP or PC semi-transparent Skylight Belt
FlashColor Steel Sheet
FittingsAnchor Bolt; High Strength Bolt; Standard Bolt, Self-tapping nail etc
ItemsSpecification
Main Steel FrameHot-rolled H-sections (ASTM A572 Gr.50 / EN S355)
Secondary Framehot dip galvanized C purline, steel bracing , tie bar , knee brace , edge cover etc.
Roof PanelSteel sheet, Alum-Zinc sheet , Alumnium sheet, EPS sandwich panel,glass fiber sandwich panel,rock wool sandwich panel,and PU sandwich panel etc.
Wall PanelSandwich panel or Corrugated steel sheet etc.
Tie RodCircular steel tube
BraceRound bar
Knee BraceAngle steel
Roof GutterColor steel sheet, Alum-zinc sheet, Gal. sheet, Stainless steel

Product Features
Rapid Construction

Prefabricated components enable assembly 30-60% faster than traditional concrete structures, reducing project timelines.

Cost Efficiency

Lower labor/material costs, minimal foundation requirements, and reduced construction waste save 15-30% on total project expenses.

Large Clear Spans

Column-free interiors (up to 60m+ spans) maximize usable space for machinery, storage, and workflow flexibility.

Design Flexibility

Easily modified or expanded (e.g., adding mezzanines, bays, or crane systems) to adapt to changing operational needs.

Durability & Low Maintenance

Resists corrosion (galvanized coatings), pests, and weathering. Requires minimal upkeep vs. wood/concrete.

Structural Strength

High strength-to-weight ratio withstands heavy loads, seismic activity, and extreme weather (snow/wind).

Fire Safety

Steel is non-combustible. Paired with intumescent coatings, achieves 1-3 hours of fire resistance.

Quality Control

Factory-manufactured components ensure precision and consistent quality vs. on-site casting.

Customization

What will be need to get a price of prefabricated steel structure workshop?

  1. The local site Max. wind speed;
  2. Snow load if there is snow in local;
  3. Size of the workshop (length*width*eave height);
  4. Roof and wall material;
  5. There is crane inside the workshop or not; If have, pls confirm the lift tons;
  6. Drawing or more specification if have
Our Service

Pre-sale Service

  1. We will make the plan drawing and give you the accurate budget of the steel buildings according to the clients' need.
  2. The professional and suitable suggestion will be offered according to local site condition.
  3. To inform clients when steel price, shipping freight and exchange rate are different than before.
  4. To send quality inspection report, certificate, etc. to clients.

After-sale Service

  1. The detailed construction drawing will be offered.
  2. Quick manufacturing and good quality material will be guaranteed.
  3. Production schedule and pictures will send to you every week.
  4. Our experienced construction team will come to site to install the building if need.
Product Processing
  1. Cutting
    Steel components, such as beams, columns, and plates, are precisely cut to the required dimensions using advanced cutting techniques, such as Automatic laser cutting machine, to ensure accurate fitment during assembly.
  2. Assemble
    The cut steel pieces are fitted together according to engineering drawings and specifications.
  3. Welding
    Welders employ various welding techniques, to join the steel components securely. Welding creates strong and resilient connections, enhancing load-bearing capacity.
  4. Rust removal
    Before surface treatment, any rust or scale on the steel surfaces must be removed. Techniques like sandblasting, shot blasting, or chemical cleaning are used to eliminate corrosion, creating a clean and smooth surface.
  5. Surface treatment
    Spray painting or hot-dip galvanizing according to customer's requirements, so that the surface is not corroded.
Packaging And Shipping

Packaging Detail:

The packing method for main steel frame will use steel pallet, which can be better to protect steel frame and make the loading and unloading faster and more convenient since it could be taken as a whole. It could also save the quantity of shipping containers and cost of ocean freight.

Other parts packed in parcels such as steel purlin and steel sheet, all loaded into 40ft HQ. Safe and easy handle.

FAQ
1. How to buy your ideal products?

TT and L/C are acceptable. 30% deposit before producing, 70% balance before loading.

2. What is the delivery time?

It depends on order quantities. Generally speaking, the delivery time will be within 35 to 55 days.

3. How to install after the goods arriving destination?

We will provide detailed illustrations to you. If it is necessary, we will send technicians to help you. However, the visa fee,air tickets, accommodation, wages will be paid by buyers.

4. Are the products be tested before shipping?

Yes, we test every batch goods before shipping to make sure all the goods qualified.

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