Complaint
Bolt and Nut for track roller
Bolt and Nut for Carrier roller
Bolt and Nut for sprocket
1.Information products
Length: 1"-20"
Dia:1/8"-1 1/2"
Grade: 5 & 8
Material: 45Cr, 35GrMo,42GrMo
Standard: ANSI, DIN, BS, AS, etc.
1). Materials:
Our company has purchased steel from several large steel groups , such as Hangzhou Steel Mill,
Shanghai Bashan Steel Mill, Beijing Shrugging Steel Mill whose steel have good mechanical properties
and stability of chemical component. it keep the bolt to be of high strength
2). Manufacture Procession
First, we have our own High-precision Digital Machining center for mould making in special Mould
Workshop, excellent mould make products beautiful appearance and its size accurately.
The second, we adopt blasting procession, removing Oxidation surface , make the surface to be
bright and clean and uniform and beautiful.
The third, in heat treatment: We use the Controlled-atmosphere Automatic heat treatment Furnace,
we also have four mesh belt convey furnaces, Can deal with the products in different sizes keeping the
non-oxidation surface
3). The all process quality control:
The quality control is strictly performed from buying raw materials in warehouse to different machining
procession and to final packing. We have Magnetic Powder Detector, Material Testing Machine,
Metallographic Microscope, such testing instruments, guarantee product high quality and beautiful
appearance.
4). Our production capacity
Single bolts, every month can produce 1.7 million bolts. Now we buy a Full Automatic Cool-forging
Machine.this greatly enhances our production capacity with more quality and more beautiful appearance.
Bolts & nuts model as follow
About US:
We are located in Quanzhou Fujian.We are a professional manufacturer that is specialized in producing High Quality Parts for Excavator, Bulldozer and other construction machines.
To ensure product quality, we are strict in quality control, from raw material, design, technology, manufacturing for the entire process of detection.
Contact US
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