Specifications

material:1070 steel
length:3''
ISO9001: 2008 standard

 

zigzag sofa spring 

   

Hook Demension  

 

material	spring steel
wire diameter	at your request
usage	industrial sofa spring
finish	pvc-coatting/ e-coating/black and so on

 

  

ISO 9001:2008 Certificate 

 

founded 1972

 

in China, located at Hangzhou, a beatiful tourist city 

 

main products:spring, wire, stamping part, welding part 

 

about 170 employees serve for you 

 

Annual Sales Amount:500 million

 

service type: OEM 

 

 

specialize in spring and stamping part 

 

 

 

 

  

 Production Capality

 

equipment of hardware workshop
punching machine	63
hydropress	2
cutting machine	2
press machine	1
bench drilling machine	8
automatic bench locking scre	6
TIG welding machine	6
spot-welder

 

 

spring workshop
universal automatic spring coil machine	20
torsion spring for-mer	10
Eight claw machine	4
Continuous tempering furnace	4
Double -sided spring gringding machine

  

Inspection equipment

 

tensile and compression testing machine(torsion spring)	5
torsion testing machine	1
hardmeter	2
projector	1
vernier caliper	10
gauge	yours

 

  

Pls feel free to contact me