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Quck Detail:
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Commodity
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Torsion spring
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Place of Origin
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China (mainland)
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Materials
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Steel(Mn)
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Load type
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Torsion
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Model number
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Torsion spring
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Style
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Spiral
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Usage
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Rolling door,Garage door , Industrial, Furniture
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Surface treatment
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Oiled
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Wire diameter
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￠5mm-￠9mm
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Outer diameter
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￠78mm-￠110mm
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Certificate
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ISO,SGS
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Packing detail
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Inner packing with plastic bags+ carton boxes for outer packing+ wooden or plastic pallets
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Delivery time
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15-25Days
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Payment terms
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30%T/T,the balance70% should be paid before shipment
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Price terms
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FOB, EXW
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Supply ability
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50,000 T/per year
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Specification(Normal)
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(d)5.5*(OD)80*(NT)50(55,60,65,70,75,80)
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(d)6.5*(OD)80*(NT)50(55,60,65,70,75,80)
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(d) 7 *(OD)85*(NT)50(55,60,65,70,75,80)
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Remark : d=Wire diameter, OD=Outer diameter, NT=Total number of coils
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