closed end flat end coil battery spring manufacturers

Features:coil battery spring manufacturers Material:steel music wire,spring-tempered steel, SS Wire diameter:as per your need

Features: closed end flat end coil battery spring manufacturers 

A:spring specification:

1.spring Material: steel music wire (for high strength), spring-tempered steel (for heat resistance), or stainless steel (for corrosion resistance).

2.spring Finish:black oxide,white zinc, black zinc, colour zinc, passivated, phosphated,golden plating, nickel plated, chromnium and etc.

3.Overall length:1"-5"

4.Compressed length: 0.2"-0.4"

5.Wire diameter: as per customer's need

6. Appearance: clear shiny surface, complete neat body, without burrs and sharps

7. Qualified Certificate:ISO9001:2008, ISO14001:2004

8. MOQ:10000pcs

8. Bulk order lead time:15-20 day

9. Sample lead time: 6-8 days are available

B:Business terms

1)Incoterms:EXWDongguan(FCA), FOBShenzhen, CNF, CIF.

2)Packing: Inside is punny bag packing to avoide the wet air and outside is Carton and pallet or according to the customer's requirement. 25kgs/ carton, 36 cartons/ pallet. carton dimesion: 40cm*20cm*17cm, pallet dimension: 102cm*80cm*14cm. 3)Payment terms:L/C, TT, Westunion.

C. Quality control sustems

1.Quality Certificate: ISO9001:2008, ISO14001:2004

2. Inspection quality system: ISO standard, 100% Whole range inspection through the production.

3. Inspection equipment: Hardness test, torque test meter, salt spray endurance test, mechanical sizes test, Hydrogen embrittlements test, ROHS report Mill test certification and etc as per your need.

D. After sale service:

Our company are with the a corresponding procedures for dealing with customers’ complaint. We have the responsible QC, Engineers and after sale worker to deal with such things.In case this thing happened, we will deliver the right things free of charges under normal conditions.

After sale service: Our company are with the a corresponding procedures for dealing with customers’ complaint. We have the responsible QC, Engineers and after sale worker to deal with such things.In case this thing happened, we will deliver the right things free of charges under normal conditions.

closed end flat end coil battery spring manufacturers