SS
Steel Structure Buildings
Portal frame buildings, warehouses, workshops and multi-storey steel structures with coordinated envelope materials.
Featured product Steel Structure Modular Cleanrooms for Pharmaceutical ProcessingProfessional building material manufacturer
EPS, rock wool, PU and PIR panel solutions with practical engineering support from design to delivery.
A faster way to specify wall, roof and enclosure systems.
Clear panel selection, reliable production, export packing and job-site documentation for global projects.
From factory workshops to temperature-controlled storage.
A practical product range for food plants, logistics warehouses, clean rooms and modular building projects.
20+Years experience
80+Countries and regions
24hOnline service
70+Global partners
Product Systems
Six product systems for global building projects
From steel frames to insulated panels, explore the systems we manufacture for industrial, cold chain and clean room projects.
SS
MR
Metal Roofing & Wall Cladding
Sandwich wall panels, roof panels, corrugated sheets and accessories for industrial building envelopes.
Featured product High-Quality Rock Wool Sandwich Panel for Exterior Wall Insulation
CR
Cold Room Systems
PU/PIR cold storage panels and room enclosure packages for food, logistics and pharmaceutical storage.
Featured product Thermal Insulated Stainless Steel Cold Storage Freezer Room Sliding Doors
CL
Clean Room Systems
Clean room sandwich panels and partitions for pharmaceutical, electronics, food and laboratory projects.
Featured product Rock Wool Handmade Cleanroom Sandwich Panel
MS
Multi-Storey Steel Buildings
Multi-storey steel frames, floor decks and enclosure materials for industrial and commercial buildings.
Featured product Steel Structure Hospital Buildings with ISO
SC
Steel Coil & Steel Sheets
Color coated steel coils, galvanized coils, corrugated sheets and profiled steel materials.
Featured product GI ,HGI,CGI STEELEngineering Support
Designed for export projects, not just catalog browsing
We help match panel type, thickness, coating, joint detail and packing method to the actual building use, climate and delivery route.
Selection
Compare EPS, rock wool, PU and PIR systems quickly.
Production
Panel, trim and accessory coordination for fewer site issues.
Delivery
Export packing and document support for international shipments.
Global References
Project cases by country, product and application
Explore our completed projects by country, product type and application.
Applications
Representative project cases
Auckland Hospital Support Building
Steel structure: 260 tons; rock wool panels: 5,800 sqm / 2017-02-13
Boston R&D Center Clean Laboratory
Clean panels: 6,700 sqm; steel support: 140 tons / 2023-05-05
Stockholm Office Building Envelope
Steel structure: 330 tons; PIR panels: 6,900 sqm / 2013-04-10
Singapore Modular Housing Project
Modular units: 186; wall panels: 8,300 sqm / 2025-09-04
Moscow Steel Coil Processing Warehouse
Steel structure: 810 tons; steel coil: 2,600 tons / 2020-12-02
Milan Equipment Manufacturing Workshop
Steel structure: 470 tons; corrugated sheets: 15,500 sqm / 2015-01-23
About Honghai Steel
A practical supplier for panel, cladding and steel building projects
We work directly with international buyers, from material selection to shipping documentation, so your project moves from inquiry to delivery without unnecessary delays.
- Panel systems for industrial, commercial, cold chain and clean room applications.
- Export-focused documentation, packing and communication workflow.
- Dedicated technical contact from first inquiry through after-sales support.
Workflow
From inquiry to shipment
01
Requirement
Building use, temperature, size, location and panel performance.
02
Selection
Core material, thickness, coating, joint and accessory plan.
03
Production
Manufacturing, inspection, packing marks and shipment documents.
04
Delivery
Container loading support and after-sales communication.
Knowledge
Instruction, news and project blogs
Continuous Z-Purlin Lap Joint Design and Installation for Metal Roof Structures
A roof secondary structure dies at the joints. Master the continuous Z purlin lap connection. We dictate exact purlin overlap...
Cold-Formed Z vs C Purlins & Girts: Dimensions, Galvanization & Material Selection Guide
Secondary framing failure destroys roof systems. Master the C vs Z purlin structural comparison. Understand asymmetric Z-flange nesting. We mandate...
Brace Rod Length Calculation & Installation: Turnbuckle Splicing for Long-Span Warehouses
Cut a brace rod wrong, and your building falls over. Too short? Threads strip. Too long? Turnbuckles bottom out, leaving...
Round Bar Wind Bracing Connections: Bevel Washers vs Clevis Pins in Steel Buildings
Tension rods buckle under compression. Connection detailing is everything. This guide breaks down BC101 (Bevel Washers) vs. BC102 (Clevis Pins)....
Wind Bracing System Design in PEB: Structural Load Transfer and Layout Rules
Transverse frames are strong. Longitudinally, they are a house of cards. This guide breaks down PEB wind bracing systems. Trace...
Steel Column Base Plate and Anchor Bolt Design: Pinned Base Detailing for PEB Structures
Master the engineering of pinned column base plates. Concrete meets steel here. This guide details strictly oversized holes (+6mm), 50MPa...
Start Your Project
Send panel type, building size and destination for a fast quotation.
You can send drawings, panel thickness, room temperature, fire rating and shipping country. We will help check the practical product route.
Leave A Message
Tell us your panel type, thickness, building size and destination. Our team will reply with a practical solution.