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Q355 Metal Structural Steel Frame Structure Construction Prefab Warehouse Workshop
US$30.00
500-2,999 Square Meters
US$25.00
3,000+ Square Meters
Product profile
Customization
AvailableConnection Form
Bolt ConnectionSurface Treatment
Shot Blasting, Painted or GalvanizedModel NO.
WT-ND-810Service Life
More Than 30 YearsColumn and Beam
Hot Rolled or Welded H Section, I SectionDrawing
CAD, Pkpm, 3D3sProcessing
Bending/Welding/Decoiling/Cutting/PunchingWind Speed
80km/H or 120-180km/HSnow Load
30-50kgs/SqmRoof & Wall Panel
Corrugated Steel Sheet or Sandwich PanelDoors
Sliding Door or Ruller Shutter DoorWindow
PVC/Plastic-Steel Window or Belt WindowCrane
Not More Than 25 TonsType
Heavy Section SteelStandard
GB, ASTM, AISITrademark
Quality Carbon Structural Steel and Alloy Structural SteelForming
Hot-Rolled SteelMember
Steel ColumnType of Steel For Building Structure
High-Strength SteelCarbon Structural Steel
Q235Residential Wall Structure
Wall SupportApplication
Steel Workshop, Steel Structure Platform, Steel Fabricated House, Structural Roofing, Frame Part, Steel Walkway and FloorAfter-sales Service
on Site GuidingWarranty
2 YearsTransport Package
Seaworthy PackageSpecification
L*W*H, as per Client's requirementsTrademark
WT Steel StructureOrigin
Qingdao, ChinaHS Code
9406000090Production Capacity
2000mt/MonthKey features
Customizable Design: Full customization from designs, minor tweaks, or flexible options based on customer drawings.
High Safety Performance: Wind proof, snow proof, earthquake resistant, and fastness structure with ISO9001 quality control.
Easy Installation: Bolted connection allows easy assembly and disassembly; engineers available for onsite guidance.
Durable Materials: Hot rolled H/I beams, galvanized or painted surfaces, and sandwich panels for insulation and waterproofing.
Eco-Friendly & Reusable: Steel materials are non-pollution and can be reused many times, offering environmental friendliness.
Fast Delivery: Short production time with parts manufactured in advance; shipped in containers for quick overseas delivery.
Professional Design Service: Over 10 design engineers use Auto CAD, PKPM, Tekla, etc., to provide full solution drawings.
Certified Quality: CE EN1090, ISO9001, ISO14001 certified with 100% visual inspection and SGS/BV testing available.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Designs, Full Customization, etc. CertifiedExport Year: 6 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤3.87h
AI-Powered supplier vetting
SummaryWan Tai appears to be a manufacturer and engineering-service supplier focused on steel structures, warehouses, metal processing, building materials, and related equipment. It reports one-stop design, manufacturing, installation, and after-service, with documented corrective-action and complaint-handling procedures. The supplier offers OEM, ODM, and multiple levels of customization, and reports new products within the past year. Production evidence includes steel structure and steel warehouse output of 50,000 tons each, export markets across several regions, and a broad range of metal-processing equipment. However, the provided information does not establish certifications, financial strength, named customer cases, or a complete supplier classification. The stated absence of an SDK is a limitation only for SDK-related innovation requirements.
Supplier typeThe supplier’s stated scope covers metal structure manufacturing and sales, steel rolling, insulation materials, construction-related products, equipment, and engineering management. This supports classification as a manufacturer with construction and engineering-related supply capabilities, although the slices do not provide a formal legal or industry supplier classification.
After-Sales capabilityThe supplier describes a one-stop service covering installation and after-service. It also reports clear procedures and followed records for corrective and preventive actions and customer complaint handling, providing explicit evidence of structured after-sales support.
R&D capabilityThe supplier reports new products within the past year and provides ODM services, indicating product-development activity. However, it explicitly reports no available SDK, so the evidence supports general R&D capability but not SDK-based innovation capability.
Production capacityThe supplier lists extensive production equipment, including laser and flame cutting, shot blasting, drilling, shearing, punching, rotary disc steel cutting, and weld-flaw detection. It reports 50,000 tons of steel-structure output and 50,000 tons of steel-warehouse output, with stated lead times of 2–3 months in both off-peak and peak seasons.
Customization capabilityBoth R&D and design-capability records list customization from designs, minor customization, flexible customization, and full customization. The supplier also reports ODM services, directly supporting broad customization capability.
Client casesThe supplier states that it provides OEM services for well-known brands and has exported products to more than 60 countries. These statements indicate market and brand-related experience, but no specific customer names, projects, or verifiable case details are supplied.
Product Q&A
Q:Are you a manufacturer or trading company?
A:
We are a manufacturing factory. You are welcome to visit us for inspection. Our quality control flow demonstrates our professionalism, ensuring best quality and competitive prices.
Q:What quality assurance do you provide?
A:
We have a procedure to check products at all stages: raw materials, in-process materials, validated/tested materials, and finished goods. SGS, BV, and other testing are available. We also support Trade Assurance via Made-In-China.
Q:Can you offer designing services?
A:
Yes, we have more than 10 design engineers. We can design full solution drawings according to your requirements using software like Auto CAD, PKPM, MTS, 3D3S, Tarch, and Tekla Structures.
Q:Do you offer onsite installation guidance overseas?
A:
Yes, we usually send detailed installation drawings. If needed, we can provide installation, supervision, and training services for an extra fee by sending professional technical engineers to supervise onsite.
Q:How to get a fast quotation?
A:
Please provide: 1. Location (country/area); 2. Dimensions (Length*width*height); 3. Brickwall needs; 4. Thermal insulation type (EPS, fiberglass, rockwool, PU); 5. Door quantity & size; 6. Window quantity & size; 7. Crane needs (capacity/height); 8. Wind load/speed; 9. Snow pressure; 10. Anti-earthquake level.
Send Inquiry
*To:
Gaomi Wantai Steel Structure Engineering Co., Ltd.
Gaomi Wantai Steel Structure Engineering Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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