Spiral Torsion Spring for Rolling/Shutter/Garage Door (S-8.5)

- Aug 23, 2017 -

Basic Info

  • Model NO.: S-8.5

  • Material: Steel (Mn)

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

  • Compression Spring Shape: Non-circular

  • Production Process: Hot Roll

  • Price Terms: Fob, EXW, CFR

  • Specification: As Required

  • Function: Pressed

  • Extension Spring Material: Oil Tempered Spring Steel Alloy

  • Load Type: Torsion

  • Diameter Coil Spring: Small coil spring

  • Shape: Spiral

  • Transport Package: Standard Seaworthy Packging

  • Origin: China

Product Description

Quck Detail: 
CommodityGoldstar  spring
Place of Origin China (mainland) 
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 time15-25Days
Payment terms30%T/T,the balance70% should be paid before shipment 
Price terms FOB, EXW,CFR
Supply ability50,000 T/per year
Specification(Normal) (d)5.5*(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
Sunny Head Office has three branch companies, including Sunshine Roller-shutter Material, Fony Steel Material and Tiey Steel & Iron Trading Co., Ltd.

SUNSHINE is a professional manufacturer specialized in the accessories of roller shutter doors. It mainly produces torsion spring, spring box, color coated sheet, etc. FONY is a modern enterprise mainly producing varied high quality ERW tubes that are widely used in manufacturing of automotive, sport equipment, machinery, furniture, etc.

Our company has strong technical force, advanced production equipments and well-trained sales team. Our business core value is "Quality First, Credibility First, Customer First".