Spiral Torsion Spring for Rolling/Shutter/Garage Door (S-5)

- Aug 25, 2017 -

Basic Info

  • Model NO.: S-5

  • Material: Steel (Mn)

  • Usage: Industrial, Roller Door, Shutter Door, Garage Door

  • Diameter Coil Spring: Small coil spring

  • Shape: Spiral

  • Payment Terms: T/T

  • Specification: As Required

  • Function: Pressed

  • Extension Spring Material: Oil Tempered Spring Steel Alloy

  • Load Type: Torsion

  • Production Process: Hot Roll

  • Price Terms: Fob, EXW, CFR

  • Transport Package: Standard Seaworthy Packing

  • Origin: shandong, China

  • Product Description

Quick Detail:
CommodityTorsion spring
Place of Origin China (mainland) 
MaterialsSteel (Mn)
Load typeTorsion
Model numberTorsion spring
UsageRolling door, Garage door , Industrial, Furniture
Surface treatmentOiled
Wire diameter¢5mm-¢9mm
Outer diameter¢78mm-¢110mm
Packing detailInner packing with plastic bags+ carton boxes for outer packing+ wooden or plastic pallets 
Delivery time25-35 days after received the deposit
Payment terms30%T/T,the balance70% should be paid before shipment 
Price terms FOB, EXW,CFR
Supply ability50,000 T/per year
(d) 5.5*(OD)80*(NT)50(55,60,65,70,75,80)
(d) 6.5*(OD)80*(NT)50(55,60,65,70,75,80)
(d) 7 *(OD)85*(NT)50(55,60,65,70,75,80)
Remark : d=Wire diameter, OD=Outer diameter, NT=Total number of coils

Product Display

Company Profile

Zibo Goldstar Spring Factory is a specialized factory producing various  elastic products which was  established in 1983 and has a 7000 workshop currently.We mainly produce vehicle suspension spring,engine valve spring,all kinds of machinery springs and various special series springs,etc.

We have advanced production machineries which makes all springs can be made in our factory when wire diameter is between 0.3mm and 50mm.According to the requirement of our ISO/TS 16949 certifications,quality control is very important.Our testing equipment makes us do testing strictly and guarantee springs are qualified.Advanced production technology helps us produce high quality products step by step.Meanwhile,continuous improvement of management helps us keep long term relationship with all customers.

Hopefully our high quality ,low-price products and high-efficiency service help you to be more competitive.


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