different sizes excavator high tensile bolts 12.9

Specifications

different sizes excavator high tensile bolts 12.9

 Information products

Length: 1"-20"

Dia:1/8"-1 1/2"

Grade: 5 & 8 

Material: 45Cr, 35GrMo,42GrMo 

Standard: ANSI, DIN, BS, AS, etc. 

Design / Structure / Details Pics

Bolt drawing:

Products show:

Advantages / Features:

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 product 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.

Why Choose Us:

1. Experience QC department.

2.Top one-stop after-sale service.

3.Advance automatic imported machines

4.Outstanding and professional team

5.The better favourable price with top quality

6.custom-design according to your favour.

We Are In  Bauma Fair:

We can supply more model for bucket:

Adaptation of Kobelco(SK55~SK480)

Adaptation of Sumitomo(SH75~SH460)

Adaptation of Hyundai(R55~R505)

Adaptation of Volvo(EC55~EC700)

Adaptation of Doosan(DH35~DH500)

Adaptation of Kato(HD75~ DH2047)

Adaptation of Komatsu(PC55~PC650)

Adaptation of Caterpillar(Cat305~Cat385)

Adaptation of Hitachi(EX60~EX400,ZX35~ZX870)

Adaptation of Case(CX55~CX460)

Factory Views or Certifications

Any Question,Please Feel Free To Contact Me Anytime.

MS. Linda Zheng

Mobile:86 15880208980

Cell Phone:86 0592-5161837

Fax Number:86 0592-5970601

Web: