Basic Info.
Usage
Auto, Home Appliance
Production Process
Cold Roll
Spring Material
Steel Alloy
Structure
Wire Spiral Coil
Package
Polybag-Paper Carton-Wooden Case
Wire Diameter
207 218 225 234 243 250 262
Products Name
Auto Door Spring
End Type
Accepted for Customized
Application 1
Residential Garage Door
Application 2
Commercial Railing Shutter Door
Advantage
Fast Delivery and Clean Package
Order Qty
OEM/ODM Services Are Available
Surface Treatment
Customized
Transport Package
Standard Sea Worthy
Production Capacity
49000PC/Week
Packaging & Delivery
Package Size
110.00cm * 110.00cm * 90.00cm
Package Gross Weight
450.000kg
Product Description
Product Description
Product name | Residential Sectional Garage Doors Torsion Spring With Cones |
Material | ASTM A229 (82B) |
Wire size | .207 .218 .225 .234 .243 .250 .262 .273 etc |
Inner diameter | 1 3/4' , 2' , 3 3/4' , 5 1/4' , 6' |
Surface Finished | Oiled tempered, Electroplate black , Galvanized |
Certificate | ISO9001-2008 |
Life Cycles | 15000-18000 cycles |
Usage | Residential Sectional Garage Doors, Commercial Overhead Doors |
Delivery time | Within 7-15 working days after receiving the deposit . |
Detailed Photos Durable and Long-Lasting: This garage door light blue double spring is made from high-quality carbon steel, ensuring a durable and long-lasting performance for your garage door.
Customized Solution: As a customized product, this torsion spring is tailored to meet your specific needs, providing a perfect fit for your garage door.
Easy Installation: With its coil style design, this spring is easy to install, saving you time and effort.
Wide Compatibility: This product is suitable for garage doors of various sizes and types, making it a versatile solution for homeowners and professionals alike.
Warranty and Quality Assurance: Manufactured by China Supplier, a reputable brand, this product comes with a warranty and quality assurance, giving you peace of mind and protection for your investment.
Product Parameters Name
Olied Torsion Spring
Galvanized Torsion Spring
Painting Torsion Spring
Material
Steel, Carbon steel,77B, 82B
Wire Diameter
0.207inch(5.26mm) 0.218inch(5.54mm)
0.225inch(5.72mm) 0.234inch(5.94mm)
0.243inch(6.17mm) 0.25inch(6.35mm)
0.262inch(6.65mm) 0.273inch(6.93mm)
0.283inch(7.19mm) 0.295inch(7.49mm)
0.306inch(7.77mm) 0.312inch(7.92mm)
0.331inch(8.41mm) 0.343inch(8.71mm)
0.362inch(9.19mm) 0.375inch(9.53mm)
0.393inch(9.98mm) 0.406inch(10.31mm)
or customer requirment
Inner Diameter
1-3/4inch(44.45mm) 2inch(50.8mm)
2-5/8inch(66.68mm) 3-3/4inch(95.25mm)
5-1/4inch(133.35mm) 6inch(152.40mm)
or customer requirment
Length
As customer requirment
Surface Treatment
Olied
Galvanzied
Electrophoresis Coating
Place of Origin
Tianjin,China
Brand Namen
Chenji
Useage
Garage Door/Shutter Door/Rolling Door/Roller-up window
Certification
ISO9001-2008
Sample Cost
Negotiation between both parties Packaging & Shipping
Installation Instructions
Our Advantages Big production capacity, fast delivery. Strict QC checking before delivery. OEM/ODM services are available, have first-class technical team in China. Prompt quotation for your inquiry. 40 years original production experience. Professional spring manufacturer offers competitive price. Pass ISO9001.2008,SO14000,ISO18000,ISO/TS16949-2009 and SGS Certification. FAQ
Q1. Are you trading company or manufacturer ?
A: We are a Industry and trade integration in shandong China started at year of 2013 , nearest port is Qingdao.
Q 2. What's the payment term?
A. We accept TT,30% deposit and 70% balance paid before shipment.
Q 3. How's the delivery time ?
A. It will take 10-25 days for 20ft container
Q 4. Does sample free?
A. Sample usually is free if amount is not too much,buy need afford the freight. Normally samples will be done within 5-7 Workdays
Q 5. Can we visit your factory production capacity before the order?