What are the lead times for delivery?

The peak season lead time is 1-3 months, while the off-season lead time is within 15 workdays.

What payment terms are accepted?

Accepted payment terms include LC, T/T, D/P, PayPal, Western Union, Small-amount payment, and Money Gram.

Galvanized Steel Structure for Rooftop Greenhouses

Name: Galvanized Steel Structure for Rooftop Greenhouses
Brand: Tiankai Southeast Green Building Technology (Henan) Co., Ltd.
SKU: 2128469062

Henan, ChinaTiankai Southeast Green Building Technology (Henan) Co., Ltd.

US$32.80

50-499 Square Meters

US$29.60

500-1,999 Square Meters

US$27.80

2,000-4,999 Square Meters

US$25.30

5,000+ Square Meters

Product specifications

material

Product profile

Customization

Available

Connection Form

Bolt Connection

Construction Member

Steel Beam

Model NO.

Steel Structure

Grade

Carbon Structural Steel

Molding Method

Cast Steel

Residential Wall Structure

Top Wall Beam

Standard

Steel Type

High-Strength Steel

Structure

Frame Structure

Bolt Strength

Grade 8.8 Bolts Have a Minimum Tensile Strength of

Weld Strength

Depends on Welding Method, Electrode Type, etc.

Density

7850 for Carbon Steel

Cross - Section Shape

I - Beam, H - Beam, Channel, Angle

Transport Package

Roro Ships, Barges or Vehicles with Special Loadin

Specification

Q345B / Q460C

Trademark

Origin

Henan, China

HS Code

730890

Production Capacity

500, 000 T Per Year

Key features

High Strength & Safety: Excellent mechanical properties with high strength, toughness, and ductility for disaster resistance.

Eco-Friendly & Sustainable: Steel recycling rate exceeds 90%, minimizing construction waste and supporting green development.

Efficient Prefabrication: Factory prefabrication and on-site assembly significantly shorten construction cycles and reduce labor.

Flexible Large-Span Design: Achieves column-free large-span spaces with flexible layouts that can be adjusted later.

Robust Bolt Connections: Utilizes Grade 8.8 bolts with a minimum tensile strength of 800 MPa for secure connections.

Proven Steel Grades: Available in Q235 and Q345 grades, meeting ASTM A36 standards with high yield strength.

Massive Production Capacity: Monthly production capacity of 6,000 tons with advanced processing equipment and 8 production lines.

Comprehensive Manufacturing: Specializes in box columns, H-beams, trusses, and complex nodes with complete processing capabilities.

Company profile

R&D CapabilitiesCustomization from SamplesImporters and ExportersProduct Certification

Tiankai Southeast Green Building Technology (Henan) Co., Ltd.

Henan, China

Business Type: Manufacturer/FactoryExport Year: 2026-03-18Nearest Port: Tianjin PortAverage Response Time: ≤1.06hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW

About Our Factory & Business Background

Address500 meters south of the intersection of National Highway 310 and Industrial South Road in Xingyang City, Zhengzhou City, Henan Province

Average Lead TimePeak Season Lead Time: 1-3 months Off Season Lead Time: within 15 workdays

Our Production Capability & Technical Expertise

Main ProductsSteel Structure Warehouse, Steel Structure Buildings, Metal-Faced Insulated Sandwich Panels, Sandwich Panels, Steel Sturcuure Workhop, Steel Structure Warehous Building, Color-Coated Steel

Our Industry Experience & Global Business Record

Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Product Q&A

Q:What are the main advantages of this steel structure?

It offers excellent mechanical properties, high strength, good toughness, and safety in disasters. It is also eco-friendly with over 90% recyclability and allows for flexible, large-span column-free spaces.

Q:What steel grades are available for this product?

The product is available in Q235 and Q345 grades, as well as ASTM A36. Q235 has a yield strength of 235 MPa, while Q345 has a yield strength of 345 MPa.

Q:What is the tensile strength of the bolts used?

Grade 8.8 bolts are used for connections, which have a minimum tensile strength of 800 MPa.

Q:How is the construction process managed?

The structure is prefabricated in the factory and assembled on-site. This method greatly shortens the construction cycle and reduces the need for equipment and manpower.

Q:What is the monthly production capacity of the manufacturer?

The manufacturer has a monthly production capacity of 6,000 tons, supported by 8 professional production lines and advanced processing equipment.