Audited Supplier
Why work with Bosswin?
19 years of experiences in the metail springs business.
The most developed facilities gurantee good quality and very high production capacity.
We can develop necessary toolings and produce any springs as per buyer's requests
Products show
raw materials we | stainless steel,Music wire Carbon steel(SWC),Alloy steel SEA9260/9254/6150/SUP9/SUP10/SUP12,51CrV4,etc. |
material diameter or thickness | 0.1~8mm |
workcraft or process | CNC processing, mannual work |
surface treatment | painting, electroplating, polishing , blacken etc |
Applications | Industrial facilities.automobiles, Motorcycles, electronics, Sports facilities, telecommunications products etc |
Quality Certification | ISO9001-2000,ISO14000 |
Payment term | T/T,L/C |
Packing | plastic bags,and then cartons , wooden or plastic |
Shipment | By sea from Ningbo or shanghai, by air from Shanghai or Hangzhou |
Torsion Spring Manufacturing Specifications
While we have listed some of the most common sizes, materials and manufacturing specifications, Bosswinn Spring provides completely customized production on all torsion springs.
- Large Quantity Orders, Short Runs & Making samples - formed, assembled and packaged as per your instructions.
- Proprietary Camera Gauge for Superior Quality - photographs and verifies each part, automatically adjusting production without shutdown.
- Technology capabilities - on our all manufacturing facilities , you can authorize our team ato optimize designs and lower costs.
- Engineering Support - our team can provide expert design assistance on any order, or view our online spring design resources.
Our testing faciltis.
We strictly control our springs quality . We do not only promise in oral, let the facilities speak.
Our packing and delivery
The applications of the torsion springs
- A torsion bar can be used on a vehicle ,absorbs road bumps , cushioning passenger travel. Torsion bar suspensions are used in many modern cars and trucks..
- In many vehicle suspension systems torsion springs are used.
- Can be used in the torsion pendulum.
- They had been used in ancient weapons or some modern toys.
- The balance springs or hair springs are used in mechanical watches
- Torsion balance springs are used in mechanical pointer-type meters
- Tiny torsion springs can be used in electric , like DMD or digital micromirror device chips.
The Industries that Use Torsion Springs
Major original equipment manufacturers (OEMs) that produce products for various industries use compression springs in many of their products.
- Industrial production lines
- Transportation vechiles
- Construction facilities
- Materials handling
- Agriculture machines
- Petrochemical
- Aeronautical
A: We are a manufacturer, the business owner has 2 factories producing springs, machining part, stamping parts
2. When is the delivery time?
A: 10 and 15 days , one month in the peak seasons
3. What is the MOQ?
For the initial order , any quantity ok. For the mass production order, 10000 pcs better.
4. What's your payment method?
: T/T, L/C, Western Unions,
e. How can we confirm the samples?
Free samples are offered,
