Shutter door springs

XULONG shutter door spring 4

Model:SN20150107115051165
Description

XULONG SPRING have been struggling in spring field since 30 years ago and its springs are used

widely in lots of industries,the below spiral spring is used in sping box of shutter door to lift the

door,and its basic datas is as follow:

material:SAE 1070

thickness:1.5mm

width:30mm

weight:about 1.8kg

color:blue

both side round edge.

by the way,all of XULONG's spring are made as per customer's drawing or sample,so yours are welcome too !

shutter door spring made by China XULONG SPRING

china spring box

Tel:86-757-85201511   86-757-85227660   Fax:86-757-85201100   86-757-85229881

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