Basic Info
Model NO.: OEM
Material: Steel,Ss,Plastic etc
Compression Spring Shape: Cylindrical
Shape: Cylinder
Finish: Zn/Ni/Tin Plating,Black Oxide Coating etc.
Size: Per Customer′s Reqirement
Trademark: Goldstar
Specification: SGS, RoHS, Material Certication, PPAP
HS Code: 7318160000
Function: Pressed
Usage: Industrial, Auto, Furniture, Motorcycle, Home Appliance
Production Process: Cold Roll
Item Name: Helical Tension Spring
OEM Service: Offered
Technic: Turning ,Milling,Grinding
Transport Package: PE Bag + Carton
Origin: zibo shandong , China
Product Description
Customized Stainless Steel Helical Tension Spring
Company Profile
Quality is our culture
A trustworthy partner
Goldstar is dedicated to manufacturing of precision components and the design, fabrication of engineering specialty fasteners and fastening solution development.
Manufacturing Capability
We have powerful manufacturing capability, our automatic lathes, CNC lathes, CNC machining centers, stamping machines and cold heading machines plus auxiliary equipment like milling machine, grinding machine, EDM and the cooperation of our partners, we are able to support every different components regardless of the prototyping or series production.
Automation Components
Available for a variety of sizes automation components,In-saiL provides solutions to suit any customer need.
Auto Lathe Turning
The single shaft cam-base automatic lathes are capable of massive production of brass, aluminum alloy, stainless steel components.
Production range: O.D. 0.5-15
CNC Milling
4-axis and 5-axis machining centers are capable of complex structural parts.
Production range: 800x600
Screw Heading & Rolling
The screw production lines finish the cold heading and thread rolling for small carbon steel or stainless steel screws.
Production range: M0.8-M6 or equivalent sized imperial screws
Stamping
Stamping machines perform the blanking, punching, blending, drawing. Currently we are working on simple stamping jobs.
Production range: 200T max.
Material | Brass,Stainless Steel,Carbon steel,Aluminum alloy,POM,according to customer's requirement |
| Finish | Zn/Ni/Tin plating, copper-plating,hot-dip galvanizing, black oxide coating,red anodized,black anodized,painting, powdering,rust preventive oil, titanium alloy galvanized, silver plating, plastic, electroplating, anodizing etc. |
| Testing Equipment | CMM,Projector,Pull Tester,Automatic Optic Inspector,Projecting apparatus Salt Spray Test, Durometer, and Coating Analyzer,Tensile Machine |
| Management System | ISO9001:2008 |
| Certification | SGS,RoHS,Material Certication,PPAP |
| Production Capability | Auto-lathe turning:ODΦ0.5-20mm,Tol.±0.01mm |
| CNC lathe turning:ODΦ0.5-250mm,Tol.±0.005mm | |
| CNC Milling:800x600mm(LxW),Tol.±0.05mm | |
| Grinding:Tol.±0.002mm | |
| Screw heading & rolling:Metric 0.8-M6,Unified Imperial#0-1/4'' | |
| Stamping:200T max | |
| Lead Time | 5-15 working days |
| Samples | Welcome |
| Delivery term | By DHL,UPS,TNT,FedEx,EMS,By Ocean,By Air |
| Warranty | Replacement at all our cost for rejected products |




