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Hot Products

Square Head Bolt Din Standard

Eye Bolts DIN 444 - 2017

8.8 Grade High-Strength Hexagon Bolt

DIN 931 Hexagon Head Cap Screws/Bolts Part Thread

EN 14399 (-10 Cup) Torshear Type High Strength Bolt

Zinc-Plated Carbon Steel Concrete Bolts M10 X75mm

DIN 9021 Flat Fender Washers

DIN 9021 - 1990 Large Plain Washers - Product Grade A DIN 9021 Flat Fender Washers are round flat washers with a larger outer diameter (OD) approximately 3 xinner diameter (ID).

Key words:

DIN 9021 Flat Fender Washers

Galvanized Hexagon Bolt

high tensile bolts 8.8

Hexagon Socket Screws

DIN 127B Lock Washers

DIN 7980 High Collar Lock Washer

12.9 Steel Hex Cap Screws

Classification：

Washers

8613603303992 / 8613930004092

wins@hongdafasteners.com

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Description

These larger OD washers are typically used to distribute the load over a larger bearing surface than a standard flat washer.

All measurements in millimeters (mm)

d1	used for	d2 max	s
3.2	M3	9	0.8
4.3	M4	12	1
5.3	M5	15	1.2
6.4	M6	18	1.6
8.4	M8	24	2
10.5	M10	30	2.5
13	M12	37	3
15	M14	44	3
17	M16	50	3
20	M18	56	4
22	M20	60	4

Equipment

FAQ

Who are we?

Handan Yongnian Hongda fastener Manufacturing Co., Ltd. is located in Yongnian, Handan of fasteners in my country, adjacent to the Beijing-Guangzhou Line, Jingjiu Expressway and Qinghong Expressway intersection, with convenient transportation.

How do we guarantee quality?

our factory successfully passed the ISO9001:2015 international quality system certification. In the future development, the company will continue to adhere to the quality policy of "continuous improvement, striving for excellence and innovation", cooperate wholeheartedly with customers and merchants with strong technical force, equipment force and economic strength, and go hand in hand to create brilliant new achievements.

What can you buy from us?

The company mainly produces bolts, nuts, anchor bolts, screws,stud bolts ,customized special-shaped parts, etc. The products can be produced according to the national international standard (ISO), German standard (DIN), American standard ( ANSI/ASME), British standard (BS) and Japanese standard (JIS).

Why do you want to buy from us instead of other suppliers?

It has more than 20 sets of advanced equipment and an annual output of more than 10,000 tons of high-quality products. The products are sold to more than a dozen countries in the Middle East, Europe, South Korea, and Southeast Asia. "Hongda products, high quality and good price" is the production tenet of our company.

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