Guangzhou Cgoodsteel Co.,Ltd`s rolling door springs are well-know good quality for this application. We understand that 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.

Guangzhou Cgoodsteel Co.,Ltd`s rolling shutter spring steel strip is well-know good quality for this application. We understand that 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.

Guangzhou Cgoodsteel Co.,Ltd not only produces rolling shutter spring steel strips, but also supplies spring box with high strength, enduringly abrasive ability and good running flexibility, super low noise.Dimentions as follows,

Guangzhou Cgoodsteel Co.,Ltd steel strip for shutter spring is well-know good quality for this application. We understand that 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. GuangWeiYouLiang

c67s blue spring steel + hardened and tempered

1.0mm-1.6mm thickness

40mm-80mm width,

MOQ 2tons for each size

Tensile strength: above 1460R/mm2 

c67s or c75s blue spring steel + hardened and tempered conditions

1.0mm-1.6mm thickness

40mm-80mm width,

MOQ 2tons for each size

good quality and excellent elasticity

c67s or c75s, C80 blue spring steel + hardened and tempered conditions

1.0mm-1.6mm thickness

40mm-80mm width,

MOQ 2tons for each size

good quality and excellent elasticity

Guangzhou Cgoodsteel Co.,Ltd spring steel strip for shutter spring is well-know good quality for this application. We understand that 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.

The springs use for counter balancing rolling shutter can be make from spring steel wire or flat spring steel strip. Flat spring steel strips are widely used in rolling shutter industies, due to its durability and 3000 cycles rolling up and down per year. It is usually cut into 3m, 3.5m, 5m, 5.5m

Guangzhou Cgoodsteel Co.,Ltd band spring for roller shutter door applicaton, is well-know good quality for this application. We understand that 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

certificated spring for rolling shutter are the hot selling steel product in our factory, size range 1.0mm to 1.40mm thicknesss and width available in all sizes

Guangzhou Cgoodsteel Co., Ltd's Fleje para Puerta Enrollable Calidad C67S SAE 1070, es muy conocida para esta aplicación. Entendemos que la flexibilidad es la clave para Acero de Resorte para Puerta, inscrito cuando la puerta se enrolla y la puerta se baja. Las tiras de acero no pueden romperse cuando el acero se dobla. Guangzhou Cgoodsteel, cada año, exporta cientos de toneladas de tiras de acero en todo el mundo para este uso y tenemos una gran experiencia, sabiendo cómo resolver estos problemas y evitar estos problemas. Desde la materia prima de primera calidad, el proceso endurecido, endurecido y templado, los bordes redondos, etc., cada paso de producción, se verifica cuidadosamente en ancho, espesor, dureza, borde y flexibilidad. La tira de acero de primavera (C67S y C75S) es más adecuada para Puertas Enrollables.