How can I trust quality without visiting the factory?

100% transparency. We offer Material Mill Certificates, NDT weld reports, and live video inspections during production. We welcome SGS, BV, or Intertek 3rd-party inspections.

Can you quote from a basic sketch?

Absolutely! Send Length x Width x Height and usage. Our engineers will deliver a FREE 3D Structural Layout and Itemized Quotation within 48 hours.

Rock Wool Insulated Sandwich Panel for Prefab Building Construction

Name: Rock Wool Insulated Sandwich Panel for Prefab Building Construction
Brand: QINGDAO HUAYUAN STEEL STRUCTURE CO., LTD.
SKU: 2308205355

Shandong, ChinaQINGDAO HUAYUAN STEEL STRUCTURE CO., LTD.

US$28.00

200-999 Square Meters

US$16.00

1,000-2,999 Square Meters

US$7.90

3,000+ Square Meters

Product specifications

Customization

Product profile

After-sales Service

Online Technical Support

Feature

Environmental, Fireproof, Light Weight, Metal Panel

Fire Rating

B1 Grade

Model NO.

Sandwich Panel-1

Certification

CCC, ROHS, ISO9001, CE

Customized

Panel Type

PU Sandwich Panel / PIR Sandwich Panel / Rock Wool

Insulation Material

PU / PIR / Rock Wool / EPS

Application

Warehouse, Workshop, Cold Storage, Prefab Building

Surface Material

Color Coated Steel Sheet

Thickness

50mm-200mm Customized

Core Material

Polyurethane Foam / Rock Wool

Density

40-120kg/M³ Customized

Connection Type

Hidden Screw / Tongue and Groove

Transport Package

Shipping Containers

Specification

Customization

Trademark

Customization

Origin

Shandong, China

HS Code

9406900090

Production Capacity

1800-2000 Tons Per Month

Key features

Fireproof & Safe: B1 Grade fire rating with Rock Wool core for factories and commercial buildings.

Direct Manufacturer: Established in 2000 with Class-One Qualification, eliminating middleman markups.

Fast Installation: 100% bolt-connected systems with zero on-site welding and 3D manual guidance.

Extreme Weather Resistant: Designed to endure 180km/h hurricanes and Grade-9 earthquakes per local standards.

Freight Cost Optimization: 3D nesting software saves 15-20% shipping space with optimized packing.

Quality Transparency: Material Mill Certificates, NDT reports, and live video inspections available.

One-Stop Package: Complete building envelope including frame, panels, doors, and ventilation.

Company profile

Years of Export ExperienceFast DeliveryFull Customization3D Software Design

QINGDAO HUAYUAN STEEL STRUCTURE CO., LTD.

Shandong, China

Business Type: Manufacturer/Factory, Trading Company CertifiedExport Year: 10 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤1.01h CertifiedTerms of Payment: LC, T/T, D/P, etc. CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR, EXW

AI-Powered supplier vetting

SummaryQINGDAO HUAYUAN STEEL STRUCTURE CO., LTD. is a limited trading company in Qingdao, China, offering steel structure products. It is identified as a professional technical supplier and provides 3D design and multiple customization options. Export activity is substantial, with 90% of total sales reportedly coming from exports and approximately 10 years of export experience. However, the available evidence shows no in-stock capability, overseas warehouse, overseas showroom, overseas agents or branches, and no history of offline trade-show participation. Innovation evidence is weak: no new products were reported in the past year, and the supplier does not provide ODM, popular-brand OEM, or SDK services. Corrective-action and customer-complaint procedures are documented and followed, while quality assurance, raw-material traceability, manufacturing contracts, and some financial and safety information remain unverified. A TUV Rheinland audit is recorded, but the stated audit result is 0 and no certification...

Supplier typeThe supplier is a limited company based in Shinan District, Qingdao, and is classified as a trading company. Its primary and offered product scope is steel structure, while the business scope includes activities requiring approval where applicable.

After-Sales capabilityThe supplier lists equipment installation as an overseas service offering and has documented, followed procedures for corrective and preventive actions and customer complaints. Nevertheless, it has no overseas agents or branches, no overseas warehouse or showroom, and no in-stock service capability, limiting evidence of broad or rapid after-sales support.

R&D capabilityThe supplier is identified as a professional technical supplier and provides 3D software design services. However, it reported no new products in the past year and does not offer ODM, popular-brand OEM, or SDK services, indicating limited demonstrated product innovation.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization, and also provides 3D software design services. These repeated entries provide clear evidence of broad customization capability.

Product Q&A

Q:Are you a direct manufacturer or trading company?

We are a Direct Manufacturer since 2000 with Class-One Qualification. Avoid markups and collaborate with a certified factory. Partner with a 26+ year industry leader with projects in 50+ countries.

Q:How do you handle local labor costs and assembly risks?

We solve this. Using TEKLA/BIM, 50+ engineers ensure precision. Systems are 100% Bolt-Connected with ZERO on-site welding. Workers easily assemble with our 3D manual, reducing labor costs.

Q:Is the structure safe for extreme weather like hurricanes or earthquakes?

Safety is key. We customize designs per local wind, snow, and seismic data, meeting ASTM, Eurocode, or AU/NZS standards. Structures endure 180km/h hurricanes and Grade-9 earthquakes.

Q:How do you prevent rust during freight or use?

Hot-Dip Galvanization or Marine Epoxy Paint is applied based on your environment. Secure container loading with custom spacers ensures a pristine arrival and a 50+ year lifespan.

Q:How do you save ocean freight costs?

We use 3D software to optimize packing, nesting secondary members inside primary beams on custom pallets, saving 15-20% shipping space. Our Qingdao hub offers competitive sea freight rates.