Shenyang Qiangyun Color Steel & Steel Structure Co., Ltd. is one of the most reliable manufacturers and suppliers of eps roof painted sheet metal panels in China. With abundant experience, we are committed to providing high quality customized products with competitive price. Welcome to wholesale advanced eps roof painted sheet metal panels in stock here from our factory. Also, pricelist is available.

Product Introduction

Our 3-layer EPS roof sandwich panels consist of coated galvanized/ galvalume steel and high-density closed-cell EPS core. Automated production ensures stable quality. They feature great thermal insulation, weatherproof performance and cost efficiency for steel structure roofing.

Technical Specifications

Parameter	Specification
Core Thickness	100 mm (fixed)
Effective Width	950 mm / 1150 mm
Length	1 m – 11.8 m
Sheet Thickness	0.3 – 0.8 mm
Facing	PPGI / GI / PPGL color-coated steel
Core	Flame-retardant EPS (virgin, closed-cell)
Core Density	12 – 20 kg/m³
Thermal Conductivity λ*	≈ 0.038 – 0.042 W/(m·K)
Fire Rating	B2 / B1 (EN 13501-1, ASTM E84)
Working Temp.	-40 ℃ ~ +70 ℃
Surface Weight*	About 11 – 15 kg/m² (100mm)
Wind/Snow Load*	1.0 kPa / 102kg/m²
Water Absorption	Low (closed-cell EPS)
Service Life	10 – 15 years (see warranty §13)
Color	Full RAL chart

Roofing Challenges & Our Solution

Challenges

Heat: single-skin metal roofs transfer heat fast, making interiors hot and A/C costly.
Rain & humidity: poor seams leak and rust; high humidity accelerates corrosion.
Weight & cost: traditional heavy roofing raises structure and labor cost.
Color fading: cheap paint chalks and rusts under sun and weather.

Our Solution

High-density closed-cell EPS core blocks heat and cuts cooling energy; lightweight cuts structure load.
Spray-painted steel face with strong adhesion resists UV, fading and rust in hot/rainy/humid climates.
Automated line with tight tolerance + sealed edge gives waterproof, stable, low-maintenance roofing.
Full RAL color and flexible thickness match project design exactly.

Key Advantages

Durable painted face: Strong paint adhesion, weather & UV resistant, no easy fade or rust.
Thermal insulation: Very low EPS thermal conductivity blocks outdoor heat, stabilizes indoor temp, cuts A/C cost.
Light & fast install: Light panels, standard joints, high install efficiency with sealed waterproof design.
Economic & stable: Automated quality control + export packing ensure consistent supply for any project size.

Customization

We provide full customization to match real project needs:

Panel thickness precision-cut to project requirement.
Full international RAL color chart - any color matched.
Small-batch orders accepted; urgent orders prioritized for faster scheduling.
Mature QC and export packing system ensures stable quality and reliable supply for projects of any size.

Sample Policy

We supply A4 swatches, 300–500mm cuts & full panels on request. 5–7 days for standard samples,15–20 for custom colors. 2 free samples; freight collect, cost can be deducted from formal order.

Commercial Terms

Item	Detail
MOQ	1m,but 20GP is for suitable for oversea purchaser, the cost and shipping fee are more competitive.
Price Range	USD 3.6 - 12.9 / sqm (FOB, depends on thickness & quantity)
Sample Lead Time	2-3 days
Bulk Lead Time	7 - 10 days after standard order. 10-15 days for customization order. (large orders and urgent order can be arrange the production in advance.)
Incoterms	FOB / CIF / CFR /EXW or negotiation
Payment Terms	T/T, L/C Western Union (negotiable)
Certification	GB/T 19001-2016/ISO 9001:2015 GB/T 45001-2020/ISO 45001:2018 GB/T 24001-2016/ISO 14001:2015 GB/T 23331-2020/ISO 50001:2018 RB/T 103-2013 EN 10169-1:2003, EN 101169-2:2006, EN 10214:1995 EN 10142:2000, EN, 10346:2015, EN 10143:2006
Packing	Sample: bubble bag + carton; Bulk: waterproof PE film + fumigated wooden pallet + edge protector
Port of Loading	Dalian

Comparison

Feature	Single-skin color steel	Low-end EPS panel	Our painted EPS panel
Insulation	Poor	Medium	Excellent
Color / fade	Poor (chalks)	Medium	Excellent (durable paint)
Waterproof / edge	-	Poor (sand in)	Excellent (sealed)
Weight / load	Heavy	Light	Light + load-ready
Service life	Short	Medium	10–15 yr (warranty)
Life-cycle cost	Low buy / high upkeep	Medium	Low total

About Us

Shenyang Qiang Yun is a sandwich-panel manufacturer established in 2010, based in Liaoning Province, with 10+ years of expertise in metal-faced insulated panels.

Factory: 1000 m², 26 automated continuous lamination lines, day capacity 20000 m².
Export: shipped to Middle East, SE Asia, Africa, exported to 10+ countries.
R&D: Engineers customizing coating, core density and edge treatment per project climate.

Certifications

Our building panels hold ISO & GB system certificates including ISO9001, ISO14001, ISO45001, ISO50001. Base metal sheets meet European EN standards. Full production is under standardized control to guarantee consistent coating, mechanical property and safety. Certified construction panels for worldwide industrial, commercial building projects.

Warranty & After-sales

We provide a 10–20 year warranty for panel coating and structural performance, subject to contract terms. It covers non-artificial damage and core material delimanation. Our team offers 24-hour rapid response, long-term spare parts supply, priority order processing for repeat customers and others.