high carbon hardened and tempered steel strips factory.

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GuangZhou Cgoodsteel Co., LTD

Add;326-328（4th Floor),Ping Kang Rd, Sha Xu I,Shi Qiao Str. PanYu Dist,GZ CHINA

Ph: + 86 20 84815871 Ext 8018

Fax: +86 20 84815872

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www.gdgwsteel.com

Home » Product » Rolling shutter spring steel strip » High carbon CK67 rolling shutter spring hardened and temperd treated

High carbon CK67 rolling shutter spring hardened and temperd treated

Polished steel strip Ck67

Thickness:0.08mm to 4.00mm

Width: 2mm to 300mm

hardness: 40-55HRC

Surface: nature blue,yellow,white,polish

Edge: Slit,rounded,square

Product Description

High carbon CK67 rolling shutter spring hardened and temperd treated

Spring steel strip AISI1070 is most suitable for shutter spring material,which has excellent performance in flexibility.The flexibility is the key for shutter spring when the door rolling down and rolling up and strip steel can`t be broken when bending.

AISI1070 is equivalent to AISI/ SAE 1070, DinCS70 and Euronorm EN10132 C67S

Item	Cold rolled heat treatment steel coils/strips/sheets
Thickness	0.08mm-4.00mm
Width	2mm-320mm
Hardness	Hardened&Tempered 40-55HRC
	Annealed <19HRC
Standard	ASTM, AISI, DIN, GB
Edge	round,slit,one side round and other slit etc.
Surface treatment	Nature,blue,bright
ID coil	Coil ID 400-500mm Coil OD 800-1000mm or as per your request
Coil weight	200-800KG/coil or as per your request
Quality	soft or hard quality
Application	H+T steel strips are widely used for rolling shutter door springs, band saw blade, scraper, trowel, putty knives, shoe insole, knives, kinds of flat springs etc, which don`t require severe bending.

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