High Quality Stainless Steel Hardware Industrial Door black Torsion Spring for Heavy Duty Garage Door

Introducing, the Lisheng’s High Quality Stainless Steel Hardware Industrial Door Torsion Spring - the perfect solution for your heavy duty garage door needs.

Constructed from top-grade stainless steel, this torsion spring is designed to withstand the toughest conditions, providing long-lasting durability and reliability for years to come. The sleek black finish adds a modern touch to your garage door, making it both functional and visually appealing.

This torsion spring is specifically engineered for heavy duty industrial doors, ensuring smooth and efficient operation every time you open and close your garage door. The high-quality materials and precision manufacturing of the Lisheng’s torsion spring guarantee optimal performance and maximum safety for your garage door system.

Installation is quick and easy, with step-by-step instructions included to guide you through the process. With its universal design, this torsion spring is compatible with most standard industrial garage doors, making it a versatile and convenient choice for any application.

Whether you are a homeowner looking to upgrade your garage door hardware or a business owner in need of reliable industrial door components, the Lisheng’s High Quality Stainless Steel Hardware Industrial Door Torsion Spring is the perfect choice. Trust in the quality and dependability of Lisheng products to keep your garage door operating smoothly and efficiently.

Don't settle for inferior hardware that will need frequent replacements and repairs. Invest in the Lisheng’s High Quality Stainless Steel Hardware Industrial Door Torsion Spring and enjoy peace of mind knowing that your garage door is equipped with the best in quality and performance. Upgrade your garage door system today with Lisheng

Size	customized and in stock
Technical	Experienced engineers and technicians；skilled workers
Applications	Auto. motorcycle. industry. agriculture. mine furniture. elevator, etc
Material	Steels；Brass；copper，Aluminum Alloy；Plastic such as PEEK, ABS, POM and so on
Surface treatment	Ni-plating ，Zn-plating，Cr-plating，Tin-plating，copper-plating，hot-dip galvanizing，black oxide coating，painting，color zinc-plated，bule black zinc-plated，rust preventive oil，titanium alloy galvanized，electro plating，anodizing etc
Producing Equipment	computer machine，forming machine，spring pressing machine，bending machine，punching machine and other machines
Testing Equipment	Projecting apparatus，Salt Spray Test，Durometer，and Coating thickness tester
Drawing	JPG, PDF, CAD. etc

1. Are you trading company or manufacturer                                                                                                                       A: We are a professional spring manufacturer with more than 1 5 years

2. How to keep high Qc for all springs
A.:Every initial part wil have inspected and tested by machines, and recorded by inspectors. Then inspect the producing goods every20-30 minutes. Finial inspecting and testing reports will be checked again before shipping.

3. Is it available to do OEM or ODM

A: Welcome RFO for OEM and ODM service. Please send us below details, and we will reply you with price within one day.

1). material

2). size - 0D, wD, length, coils
3). Quantity
4). Drawings or samples will be perfect

4: Do you provide samples? ls it free or need extra fees
A. Yes, we could offer free samples for the items in stock, just need to pay shipping cost

5:What is your terms of payment
A:30% in advance. 70% before delivery 100% in advance if less than USD5000

6:What services can we provide
Accepted Delivery Terms: FOB, CFR, CIF, EXW, FAS, CIPFCA, CPTDEQ, DDPDDU, Express Delivery, DAF, DES
Accepted Payment Currency. USD, EUR, JPY, CAD, AUD. HKD, GBPCNY. CHF
Accepted Payment Type: T/TL/C. D/P D/A. Credit Card. PayPal. Cash;
Language Spoken:English, Chinese, Spanish, Japanese