How can I trust the quality without visiting the factory?

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

Can you provide a quote from a basic sketch?

Absolutely! Send your Length x Width x Height and usage. Our engineers provide a FREE 3D Structural Layout and detailed quotation within 48 hours.

Rock Wool Insulated Sandwich Panel for Reliable Prefab Buildings

Name: Rock Wool Insulated Sandwich Panel for Reliable Prefab Buildings
Brand: QINGDAO HUAYUAN STEEL STRUCTURE CO., LTD.
SKU: 2316778285

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

Multiple Insulation Material Options: Available in PU, PIR, Rock Wool, and EPS to suit various thermal and fire safety requirements.

Superior Fire Resistance: Rock Wool panels offer B1 Grade fire rating, ensuring safety for factories and commercial buildings.

Rapid Bolt-Connected Assembly: 100% bolt-connected systems with zero on-site welding allow quick installation by ordinary workers.

Global Project Experience: Over 26 years of expertise with projects in 50+ countries and Class-One Qualification certification.

Extreme Weather Adaptability: Custom designs withstand 180km/h hurricanes and Grade-9 earthquakes based on local seismic data.

Cost-Effective Shipping Solutions: 3D optimized packing saves 15-20% shipping space with competitive rates from Qingdao hub.

Comprehensive Quality Assurance: Includes Material Mill Certificates, NDT reports, and acceptance of SGS, BV, or Intertek inspections.

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: ≤0.87h 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?

As a Direct Manufacturer since 2000 with Class-One Qualification for steel structures, we bypass markups. Partner with a factory holding CE/EN1090/ISO certs and 26+ years of expertise, with projects in 50+ countries.

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

We mitigate this. With TEKLA/BIM, 50+ engineers ensure millimeter-precision. Systems are 100% Bolt-Connected with ZERO on-site welding. Ordinary workers can quickly assemble using our 3D manual, reducing labor costs.

Q:Are your structures safe for extreme weather like hurricanes or earthquakes?

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

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

We use Hot-Dip Galvanization or Marine Epoxy Paint tailored to your environment. Custom spacers in secure container loading prevent damage, ensuring 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% in shipping space. Our Qingdao hub ensures competitive sea freight rates.