China OEM Double Flanged Track Rollers - china bolt manufacture 12.9 grade track bolt & Nuts for excavator – Yuhe

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We stay with the basic principle of "quality initially, services first, steady improvement and innovation to fulfill the customers" for your management and "zero defect, zero complaints" as the quality objective. To perfect our company, we give the goods while using the good high-quality at the reasonable selling price for High Collar Lock Washer, Stainless Steel Coach Bolts, Track Roller For Excavator, We honor our core principal of Honesty in business, priority in service and will do our best to offer our customers with high quality products and excellent service.

China OEM Double Flanged Track Rollers - china bolt manufacture 12.9 grade track bolt & Nuts for excavator – Yuhe Detail:

welcome to have your part numbers or drawings for customized production or buy standard ones from us.

Product Description：

BOLT &NUT（Plow bolt ，track bolt ，segment bolt ，hex bolt and customed bolt ）

12.9 on the Richter scale, as the top of the screw, has the very high hardness and tensile strength, the rockwell hardness (HRC) of 39-44, between the tensile strength of 1220 n/was, but because of the shape of the screw manufacturing is different, so using the same material production of countersunk hex socket screws (cup), round head hex socket screws (a round goblet) can only achieve the minimum tensile strength of 10.9 magnitude.It can also meet the high requirements of fasteners for special occasions and parts of industrial and mining enterprises.

We specialized in fastener for 20 years ,with good quality and lowest price .

Product name	Track bolt
Material	40CR
Type	standard
Delivery Terms	15working days
we are also make as your drawing

Ref.	OEM	Standard Washer	OEM	Heavy duty Washer	Family
8E-6208	1U-4208	8E-6209	4T-0001		J200
132-4762	6Y-3228	8E-6259	3G-6909	149-5733	J225
8E-6258	9J-2258	8E-6259	3G-6909	149-5733	J250
132-4763
107-3308	9J-2308	8E-6259	3G-6909	149-5733	J300
132-4766
8E-6358	9J-2358	8E-6359	3G-9549	114-0359	J350
114-0358
7T-3408		8E-8409		116-7409	J400
116-7408
9W-8296	4T-1458	8E-6359	3G-9549		J450
	6Y-2537
8E-0468		8E-8469		107-3469	J460
114-0468
6Y-8558	1U-1558	8E-5559	3G-9559	107-8559	J550
107-3378
6I-6608		6I-6609		113-9609	J600
113-9608
4T-4708		4T-4707		113-4709	J700
113-4708
134-1808	102-0101		101-2874	134-1809	J800

Processes:

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 Digtal Controlled-atmosphere Automatic heat treatment Furnace, we also have four mesh belt convey furnaces, We can deal with the products in different sizes keeping the non-oxidation surface

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FAQ
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5-7 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.

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We goal to see good quality disfigurement within the manufacturing and provide the most effective support to domestic and overseas shoppers wholeheartedly for China OEM Double Flanged Track Rollers - china bolt manufacture 12.9 grade track bolt & Nuts for excavator – Yuhe , The product will supply to all over the world, such as: Leicester, Chile, azerbaijan, After years of development, we have formed strong ability in new product development and strict quality control system to ensure excellent quality and service. With the support of many long term cooperated customers, our products are welcomed all over the world.

Cqc Track Roller