Colored Spike Wheel Lug Nut and Bolt Forged 7075-t6

Colored Spike Wheel Lug Nut and Bolt Forged 7075-t6

Thread Size Available for car wheel steel flange nut  

 *M10*1.25, M10*1.50, M12*1.25, M12*1.50, M14*1.25, M14*1.50, M14*2.0, 3/8"-24,7/16"-20, 1/2"-20, 9/16"-18, etc.

Finish Available for car wheel steel flange nut

* Chrome, Zinc, Dacromet, Black Oxide, Black Chrome, Color Titanium,  Color Electrophoretic, etc 

Electroplating for car wheel steel flange nut

We are the first and unique one in China, own autometic electroplating production line,  Our products passed above 72 hours NSS neutral salty spray test.  the thinckness of nickle  more than and equal to 30 μm,  thinckness of chrome equal to 3 μm.

 Packages Available for car wheel steel flange nut

* double blister (clamshell) , cardboard box, head card, plastic box, foam box or  brown paper.
* all wheel locks can be packed in 4+1, 4+2, 5+1, 16+1, 20+1.........
* The tamper-resistant clamshell package can save your space and enhance the apperance of your retail display  
 *We here only list the regular specification, please inform us if you have any requirement for different design or size.

Material for car wheel steel flange nut

* Carbon Steel, Alloy Steel, Heat-treatment, we purchase 80% steel from Shanghai baogang ------ one of China's most famous company

Mechanical performance grade for car wheel steel flange nut
*6 or 8 or 10 grade,  acquiesce in 6 grade 

Quality control for car wheel steel flange nut

Are you troubled with such quality problems: shortage, galling, rust…… if you choose hongsheng&drinty you will not be annoyed by such trouble.

During the production process. each car wheel steel flange nut receive strict quality check, then we can send them to our customers. Quality Control includes 4 steps: first check – self check – tour check – finial check

Quality tracking for car wheel steel flange nut

1. packing: 100% self check, each packer must be responsible for their own products. Every packer have their own work number. If there are something wrong in the packing, we can find who made the mistake easily.

2. producing: we have our production process flow card, this card have date, handlers, work flow, quantity and so on

3. outsourcing self-inspection : like heat treatment and electroplating

Heat treatment : We have inspection report and samples for per day and per batch.

Which will be kept for one year.

About us

Our department includes:

Cold Heading Department—Pressing Department-- Machining Department—Grinding Department--- Heat Treatment Department--- Polishing Department--- Plating Department--- Packing Department

There are 4 cold heading machines in Cold Heading Department.

Each machine makes one product in one second and produce 80000 pcs car wheel steel flange nut everyday. 4 machines can make 320000 pcs in total everyday.