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Cold Rolled Black / Blue Bake Coated Polished High Carbon Spring Steel Strip for Roller Shutter Doors
US$550.00-650.00
25 Tons
Sample price:US$30.00/piece.Request sample
Product profile
Customization
AvailableType
CoilStandard
ASTM, DIN, JIS, GB, BSComposition
SteelTechnique
Cold RolledShape
FlatSurface Treatment
GalvanizedSpecial Use
High-strength Steel Plate, Roofing, Buliding MaterialsApplication
Building MaterialCoil Weight
3-5 TonsCoil Inner Diamater
580mm 610mmSurface Structure
Zero Spangles, Small Spangles, Regular SpanglesHscode
721049OEM & ODM Custom
YesCustom Logo
Depend on RequireThickness Tolerance
as StandardMeters Per Ton
1000/7.85/Thickness/WidthWeight Tolerance
0.3%Annual Capacity
8000 Tons Each YearDelivery Time
About 20-25 DaysEdge
Slit EdgeChromated
Depend on RequirementWidth
20mm-600mmTransport Package
Standard Seaworthy Exporting PackingSpecification
Zinc CoatingTrademark
WitopOrigin
Shandong, ChinaHS Code
72104900Production Capacity
8000 Tons Each YearKey features
20+ Years Experience: Over two decades of expertise in coated steel production and export, trusted by 1,000+ global clients.
Strict Quality Control: ISO 9001 certified with rigorous testing including coating thickness, tensile strength, and surface inspection.
Custom Packaging: Standard seaworthy export packing with anti-water paper, PVC film, and steel strapping; customizable per client needs.
Wide Application Range: Suitable for roofing, wall cladding, structural steel, appliances, and industrial packaging.
Fast Delivery: Normal delivery time is 20-25 days after receiving the deposit; urgent orders can be prioritized.
OEM & ODM Support: Professional manufacturer supporting OEM and direct export services with custom logo options.
Global Service: Serving clients in 30+ countries with professional documentation and one-on-one export support.
Free Samples: Free A4-sized samples or cut sheets available for testing and evaluation (shipping costs may apply).
Company profile
Business Type: Manufacturer/Factory, Trading CompanyNearest Port: Qingdao, Tianjin, ShanghaiAverage Response Time: ≤3.22hTerms of Payment: LC, T/T, D/PInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, CIP, CPT
About Our Factory & Business Background
Address1301-1302, Block B, Yunfeng Center, No. 7 Ganquan Road, Licang District, Qingdao, Shandong, China
Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays
Our Production Capability & Technical Expertise
Main ProductsPPGI, Gi Sheet, Hot DIP Galvanized Steel Coil, PPGI Sheet, Ibr Roof Sheeting, Galvanized Steel Sheet, Galvanized Sheet, Galvalume Steel Coil, Corrugated Roofing Sheet, Galvanised Steel Sheet
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:Are you a manufacturer or trading company?
A:
We are a professional manufacturer of galvanized steel coils, galvalume coils, and prepainted steel (PPGI/PPGL) with over 20 years of experience. Our factory is located in China and supports both OEM and direct export services.
Q:What is your minimum order quantity (MOQ)?
A:
Our standard MOQ is 25 tons (1 container), but we also support small trial orders for new customers.
Q:What standards do your products follow?
A:
We produce coils according to ASTM A653, JIS G3302, EN 10346, and other international standards. Certificates like ISO, SGS, BV, CO, and Form E are available upon request.
Q:Can you provide sample coils or cut sheets?
A:
Yes, we can provide free A4-sized samples or cut sheets for testing and evaluation. Shipping costs may apply depending on location.
Q:How do you ensure quality control?
A:
Each batch undergoes strict quality inspection, including: Coating and thickness test, Tensile strength and elongation test, T-bend and impact test, Surface and spangle inspection. We also provide mill test certificates (MTC) for every order.
Send Inquiry
*To:
Qingdao Witop Steel Co., Ltd
Qingdao Witop Steel Co., Ltd*Content:
Supplier replies will be sent to your registered email
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