Hardware Precision Stainless Steel Double End Hook Spring Heavy Duty Extension Tension Torsion Springs

1.Sophisticated equipment.
2.Technology is very advanced.
3.Excellent technical team.
4.High quality products but competitive price.
5.Free samples, low MOQ, factory direct sale.
6.Prompt reply. In time delivery.
7.Can be customed.

Product Details
Our company always leads the trend with first-class quality, and makes unremitting efforts to build the first brand of gas insulated switchgear, Metal Enclosed switchgear, power cabinet. We take the humanized, specialized, intelligent and efficient talent management as the enterprise foundation, and we have enough confidence and strength to let every new and old customers who cooperate with us step into a brilliant tomorrow. We have always adhered to the marketing and service concept of technological innovation, honesty and quality, and provided our customers with high-quality products and services. Our products are now sold in various regions, and our overseas markets have been gradually developed.

Product introduction:

Tension spring is a kind of spiral spring which is usually made of the circular cross-section to withstand axial tension.  It is tight between the circle and circle of the spring with no clearance when it’s under no load. A number of different terminal devices or "hook" are used to ensure tension of extension springs.

Product design:

The design of tension spring depends on spring material, material diameter, outside diameter, length, number of turns, the location and shape of earring, load and the corresponding value.

Product specfications:

Spring wire diameter range from 0.1 to 8.0 mm.

Product classification:

Stainless steel extension spring; Precision extension spring; Galvanized extension spring; Double-hook extension spring; Movable hook extension spring; Large diameter extension spring; High quality extension spring; Nickel plated extension spring; Fitness extension spring; Metal extension spring; Carbon steel tensile spring; Heavy duty extension springs; Garage door extension springs; Expansion spring; High elastic tension spring; Big tension spring; Small tension spring; Custom tension spring; and so on.

Product process:

Product Process

Product inspection:

Inspection Equipment

Application:

They can be used in many occasions, such as production assembly, experiment, research, maintenance and so on. Tension spring occupies an important position in the global market, widely used in national defense, Marine, computer, electronic, automotive, mold, medical, biological, chemical, aerospace, railway, nuclear power, wind power, thermal power, engineering machinery, mining machinery, construction machinery, elevator, etc.


XD HI-TECH, established in 2007 is one of the excellent manufacturers in China. Come and find china designed stainless steel heavy duty garage door extension spring manufacturer from our factory. With high precision, and good performance, our custom products have a wide application field. Welcome to wholesale our quality products and the PDF display is also offered.

We're hunting forward to your check out for joint development for Hardware Precision Stainless Steel Double End Hook Spring Heavy Duty Extension Tension Torsion Springs. We follow the corporate tenet of 'sincerity-oriented and practical results'. We constantly improve the quality and technical content of products, enhance our own strength, and provide customers with high-quality products and satisfactory services.
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