What are the payment terms?

We accept LC, T/T, D/P, PayPal, Western Union, Small-amount payment, and Money Gram.

What is the lead time for orders?

Peak season lead time is 1-3 months, while off-season lead time is within 15 workdays.

What is the minimum tensile strength of the bolts?

Grade 8.8 bolts have a minimum tensile strength of 800 MPa, ensuring strong and reliable connections.

Steel Structure Frame for Prefab House Prefab Modular Building

Name: Steel Structure Frame for Prefab House Prefab Modular Building
Brand: Tiankai Southeast Green Building Technology (Henan) Co., Ltd.
SKU: 2125751062

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: Carbon structural steel with high strength, toughness, and ductility for disaster resistance.

Eco-Friendly & Sustainable: Steel recycling rate over 90% with less construction waste, supporting green development.

Flexible Large-Span Design: Achieves large-span column-free spaces with convenient layout adjustments for future needs.

Efficient Prefabrication: Factory prefabrication and on-site assembly greatly shorten construction cycles and reduce manpower.

Proven Manufacturing Capacity: Monthly production capacity of 6,000 tons with 8 professional production lines and advanced equipment.

Comprehensive Product Range: Produces box columns, welded H-beams, box trusses, and special-shaped giant steel structures.

Robust Bolt Connections: Grade 8.8 bolts with minimum tensile strength of 800 MPa ensure secure structural connections.

Advanced Processing Tech: Equipped with 58 cranes (max 50 tons) and complete special equipment for complex components.

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 mechanical properties of the steel structure?

The steel structure features excellent mechanical properties, high strength, good toughness, and ductility, allowing it to stably bear heavy loads and ensure safety during earthquakes.

Q:What steel grades are available?

Available steel grades include Q235, Q345, and ASTM A36, with yield strengths of 235 MPa for Q235 and 345 MPa for Q345.

Q:What cross-section shapes are offered?

We offer I-beam, H-beam, channel, and angle cross-section shapes, with dimensions varying based on specific project requirements.

Q:What is the recycling rate of the steel?

The steel has a recycling rate of over 90%, making it environmentally friendly and sustainable with minimal construction waste.

Q:What is the monthly production capacity?

The factory has a monthly production capacity of 6,000 tons, supported by 8 professional production lines and 58 cranes.