Commodity Torsion spring
Place of Origin China (mainland)
Materials Steel (Mn)
Load type Torsion
Model number Torsion spring
Style Spiral
Usage Rolling door, Garage door , Industrial, Furniture
Surface treatment Oiled
Wire diameter ￠5mm-￠9mm
Outer diameter ￠78mm-￠110mm
Packing detail Inner packing with plastic bags+ carton boxes for outer packing+ wooden or plastic pallets
Delivery time 15-25Days
Payment terms 30%T/T,the balance70% should be paid before shipment
Price terms FOB, EXW,CFR
Supply ability 50,000 T/per year
Specification
(Normal) (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

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