Customized Heavy Duty Door Lock Stainless Steel Coil Double Torsion Spring

• Customization: Available
• Function: Pressed, Phonation, Buffer, Drive, Restoration, Measurement
• Material: Steel
• Model NO.: FV1
• Load Type: Extension
• Production Process: Cold Roll
• Shape: Coil
• Transport Package: Custom Made
• Specification: customers
• Trademark: FARVIEW
• Origin: China
• HS Code: 73202090
• Production Capacity: 200000/Year

Product Description

20 years of R&D and manufacturing experience, customized various springs

Material	Carbon Steel, Stainless Steel, Alloy Steel, Cold Rolled Steel,  Copper Wire, 55CrSi, 60Si2Mn, etc.
Wire Diameter	0.1mm-60mm
Surface treatment	Zinc, Chrome, Nickel, Tin, Powder coating, Oxide black, Phosphorization, Darcolo, etc
Application	Automobiles/Electrical Appliances/Industry/Machinery/Furniture/Toys/Fitness Equipment/Medical Equipment/Construction, etc.
Certification	IATF 16949:2016,SGS,ROHS, ISO9001
Package	Inner plastic bag, outer carton and wooden, can be customized according to customer requirements
Production Time	7 Days, Based on order quantity
Payment Terms	30% down payment, 70% before shipping, can be adjusted according to the situation
Origin	CANGZHOU,HEBEI,CHINA

  

Company Profile

Farview Spring is a subsidiary of Farview International specializing in the production of various hot roll and cold roll springs. It was established in 2008. The company is located in Cangzhou City, Hebei Province, only 150 kilometers away from Tianjin Port.
 Hot roll coil springs include various large coil springs, which are widely used in crushers, vibrating screens, casting machinery, coking equipment, metallurgical equipment, construction machinery, valves, etc.; cold roll springs include various tension springs, compression springs, tower springs, special-shaped springs and various other customized products are widely used in auto parts, electronic and electrical accessories, mechanical equipment, etc.
Our company adopts advanced manufacturing equipment and manufacturing process. The hot roll coil process includes cutting, heating, hot coiling, quenching, tempering, flatting ends, grinding springs, shot blasting, pressure and hardness testing, laser marking, painting, etc; the cold rolling equipment adopts the most advanced 14-axis CNC automatic spring machine.
The company has a hot roll coil spring production line, dozens of CNC automatic spring machines and various testing equipment. Farview Spring has passed the ISO9001 quality system certification since 2008.
Integrity-based, pursuit of excellence is our business philosophy, and attentive service is our service concept. We are willing to be win-win and prosperous with all partners. Wish Farview Spring makes the world more flexible!

Company workshop site

FAQ

Farview Spring provides a win-win service. Below we list answers to some of the questions our customers frequently asked. For anything unsure, please contact us, and we will respond within 12 hours.

Q: Which kind of materials are available? Do they meet RoHS certification?
A: Farview Spring is able to manufacture different spring types of compression springs, extension springs, torsion springs, wire forms with a large range of High-Grade Spring Steel - Carbon steel - Stainless steel - Music Wire, all comply to the RoHS standard. The wire diameter is available from 0.001 inches to 0.075 inches, which can meet the requirement of different applications. All the spring materials meet European RoHS certification.

Q: Do you support orders in small quantity or do you only accept large runs?
A: Farview Spring manufactures large quantity springs, small quantity springs based on your demand.  We will work with you to choose the most effective solution.

Q: Does Farview spring offer DESIGN OR initial ASSISTANCE ON SPRINGS?
A: Our engineers could help with the design with the drawing and advise to lower the production cost. Our engineer has years of experience in spring design. We could provide drawing format in CAD, 3D, and 2D design layout as well as prototype development.

Q: What is the typical lead time for custom springs?
A: The lead time varies in custom springs. For compression springs, extension springs, torsion springs, wire forms in our mold range, we are able to deliver within 25 days. However, for some complex shapes of springs, the delivery time would be around 30~40 days.

Q: Do you charge custom spring samples?
A: We make the custom springs sample charge as a subscription of formal order. In other words, the sample charge could be refunded when we receive the order. However, if your sample requires an additional mold, we will charge it.

Q: If we order large quantity springs, will you house the springs, wire forms, and ship to us based on a required basis?
A: Our warehouse provides specific stock service for long term business. You can make your shipment schedule on an annual, monthly basis. We will ship on a specific schedule.

Q: What payment term do we accept for spring orders?
A: We could accept payment terms based on T/T, L/C at sight, DP, Westunion.