Precision Cold-Drawn Steel Tube

Introduction

Huagang Intelligent Precision Cold-Drawn Steel Tube is a core material for automotive seating systems. With high precision and uniform wall thickness, tolerances of less than 0.05mm ensure precise fit for components such as recliners and headrest tubes. Its high strength withstands impact, effectively preventing seat deformation and fracture during sudden braking or collisions. Its high stability ensures undiminished performance even in extreme temperatures. Strict compliance with Japanese (JIS3445) and German (EN10305) standards ensures consistent quality and significantly reduces seat system failure rates.

Product Name	Inner six groove tube (precision cold drawn tube)
Graphic ID	Type	Size（D1/D2）	Thickness Range	Size Tolerance
HGNC031	Inner six slots	18.05/16.05	1-5	±0.1
HGNC032	Inner six slots	17.5/16	1-5	±0.1
HGNC033	Inner six slots	16.8/15	1-5	±0.1
HGNC034	Inner six slots	16.75/15	1-5	±0.1
HGNC035	Inner six slots	16.5/14.5	1-5	±0.1
HGNC036	Inner six slots	16.2/14.15	1-5	±0.1
HGNC037	Inner six slots	18/16	1-5	±0.1
HGNC038	Inner six slots	15.6/13.6	1-5	±0.1
HGNC039	Inner six slots	15.25/13.25	1-5	±0.1
HGNC040	Inner six slots	17/15	1-5	±0.1
HGNC041	Inner six slots	16.7/14.7	1-5	±0.1
HGNC042	Inner six slots	16.6/14.5	1-5	±0.1
HGNC043	Inner six slots	14.1/6.1	1-5	±0.1
HGNC044	Inner six slots	7/8.18	1-5	±0.1

Core Advantages

1. Cold-drawn precision steel tubing, with high precision and uniform wall thickness to tolerances of less than 0.05mm, precisely fits core adjustment components such as recliner tubes and headrest tubes. The key to enabling drivers and passengers to easily and precisely control the seat position and enhance the user experience lies in the Cold-Draw Precision Steel Tube - its high precision ensures a tight fit of components, its high finish optimizes the operation feel, and when carrying weight, Its stable load-bearing capacity can better prevent shaking or jamming during the adjustment process.

2. Regarding safety, its high strength enables the tube to withstand the impact loads of seat collisions. For example, during sudden braking or collisions, the seat frame and connecting components must firmly support the driver and occupant's body. The steel tubes protect against external impacts, preventing deformation or breakage. High stability ensures that the seat's adjustment mechanism and supporting components maintain performance in extreme temperatures, maintaining safety and protection.

3. Regarding durability, high corrosion resistance protects against environmental influences such as moisture and dust beneath the seat, preventing rust on the steel tubes and extending the service life of the seat system. Strict adherence to the technical barriers established by Japanese (JIS3445) and German (EN10305) standards ensures consistent quality for each steel tube, reducing seat system failures caused by component quality issues.