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German-Style Hook Precision Tension Spring

Basic Info

Model No.:  German-style hook precision tension spring

Product Description



Model NO.: German-style hook Precision Tension Spring


Material: Stainless Steel


Extension Spring Classification: German-Style Hook Tension Spring


Load Type: Extension


Diameter Coil Spring: Small coil spring


Shape: Coil


Open for Any Quantity: Wire Diameter From 0.04mm to 80mm


Specification: ISO 9001, ISO 14001, TS 16949, ROHS, SGS


HS Code: 732020




Function: Drive


Extension Spring Material: Stainless steel


Usage: Industrial, Auto, Furniture, Motorcycle, Home Appliance


Compression Spring Shape: Cylindrical


Production Process: Cold Roll


All Kinds of Metal Springs: Customized


Trademark: XINLI SPRING


Origin: China


Extension Springs with or without contiguous coils, standard or custom shaped loops. Static or dynamic applications. Wire diameters from 0.10 to 12.00mm. Wire-forms: round, square or rectangular.





We specialize in manufacturing various kinds of metal springs. Equipped with latest model of CNC spring machines, fully automatic continuous tempering furnace and series of advanced spring testing equipments, we are able to design and manufacture metal springs with strict requirements and at reasonable prices.



Our products are widely used in industries cincluding automotive, space & aero, power & energy, motorcycle, home appliances, fitness equipment, bath & kitchen, digital machinery, DVD, instruments and relative industries.



Our main products as follows:



Compression Springs of different types and forms; cylindrical, conical, biconical, oval compression springs with or without grinded and/or closed ends. Static or dynamic applications. Wire diameters from 0.04 to 80.00mm.



Wire-forms: round, flat, square or rectangular. Production: small, medium and large series. Wire diameters from 0.1 to 12.00mm.



Extension springs with or without contiguous coils, standard or custom shaped loops. Static or dynamic applications. Wire diameters from 0.10 to 12.00mm. Wire-forms: round, square or rectangular. Production: small, medium and large series.



Torsion Springs with a cylindrical, conical or bi-conical body, with simple or complex spring legs adapted to every application. Right- hand or left- hand wounded depending on the load direction. Wire diameters from 0.10 to 10.00mm. Production: small, medium and large series.



Double-bodied springs in symmetrical or asymmetrical shapes. Right- hand or left- hand wounded depending on the load direction. Wire diameters from 0.10 to 8.00mm. Production: small, medium and large series.



Flat Springs made of strip steel of all shapes, stamped, cut and drilled. Thickness of 0.20 to 4.00 mm.

Drawing and realization of tooling. As for the volume, we can produce any quantity you need, whether small, medium or large series.


Deep drawing and stamping of stamped sheet of all shapes, stamped, cut and drilled. Thickness of 0.20 to 6.00 mm. Drawing and realization of tooling. As for the volume, we can produce any quantity you need, whether small, medium or large series.





Materials used: stainless steel, galvanized, ferrous and non-ferrous metals, work hardened steel, oil tempered steel, aluminium, nickel, titanium, tungsten and etc.



Surface treatment on demand: galvanizing, dacromet, geomet, delta-tone, nickel plating, phosphating, tinning, PTFE, epoxy paints, oiling, roto-finish, shot peening ...




Life: our production with proper material and production cotrol can achieve long duration up to 30 millions (for valve springs, while normal life cycles 5 millions), 5 millions (for normal springs, if required), or 1 million (for Spiral Springs, while normal life 20k cycles).



To further assist you in the development and finalizing of your projects, we can handle prototype requests at very short notice.

Contact us if you need more details on Spring. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Coil Spring、Customized Spring. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Tension Springs

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