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Flat Washer
din 125
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din 9021
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25513
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H.J Tech Industry  Has Grown To Become A  Professional  Washers,Pipe Clamps,Funuture Reinforcements,Construction Brackets,Stamping Parts Manufacturer  in China.
Quality

H.J Tech Industry is certificated according to the ISO 9001:2000 since 2005 and the Production Process Controls:
At the entrance;
During the production;
At the end of the process;
Also  many kinds of quality tests are supported.

Products
Flat Washer > din 9021

Product name: din 9021/fender washers
Item No.: hj10005
DIN 9021 平垫圈
DIN 9021 Plain Washer
DIN 9021 Arruela Lisa
DIN 9021 große Unterlegscheiben

DIN 9021 Metric Plain Washers

规 格
Size

内 径
d1

外 径
d

厚 度
t

Min

Max

Max

Min

Basic

Max

Min

2.5 2.7 2.84 8 7.64 0.8 0.9 0.7
3 3.2 3.38 9 8.64 0.8 0.9 0.7
3.5 3.7 3.88 11 10.57 0.8 0.9 0.7
4 4.3 4.48 12 11.57 1 1.1 0.9
5 5.3 5.48 15 14.57 1.2 1.4 1
6 6.4 6.62 18 17.57 1.6 1.8 1.4
7 7.4 7.62 22 21.48 2 2.2 1.8
8 8.4 8.62 24 23.48 2 2.2 1.8
10 10.5 10.77 30 29.48 2.5 2.7 2.3
12 13 13.27 37 36.38 3 3.3 2.7
14 15 15.27 44 43.38 3 3.3 2.7
16 17 17.27 50 49.38 3 3.3 2.7
18 20 20.52 56 54.1 4 4.6 3.4
20 22 22.52 60 58.1 4 4.6 3.4
22 24 24 66 64.1 4 4.6 3.4
24 26 26.84 72 70.1 5 6 4
27 30 30.84 78 76.1 5 6 4
30 33 34 92 89.9 6 7 5
36 39 40 110 107.8 8 9.2 6.8
Productions of Flat Washer DIN 9021
Material 材料 Finished Hardness

Carbon Steel

Q235;#45;#50;65Mn

碳钢 Plain/Self Colour (S/C) HV100
Zinc Plated (ZP)
Zinc Yellow (YZP) HV140
Zinc CR3+
Black Oxide (Black) HV200
Hot Dip Galvanized (HDG)
Nickel HV300
Phosphated
Dacrome HRC32~45
Mechanical Galvanized
Stainless Steel
SS316;SS304
不锈钢 Polished  
Bronze 磷铜 Polished  
Copper 紫铜 Polished  
Brass 黄铜 Polished  
Aluminum Polished  
Fibre 红钢纸 No Finished  
Descriptions 描述 A thin,flat circular part with a centrally located hole with outside diameter three times the nominal thread diameter of the bolt to be used with it.
The standard of washer DIN 9021 is similar to ISO 7093,divided into grade A and grade C.
Applications 应用 DIN 9021 washer is used for assembly around a bolt or screw
This style is most similar to inch-sized fender washers.
 
H.J TECH INDUSTRY LIMITED
Add:No.817 Jinyang Road ,Jiashan Zhejiang P.R. China
Phone: +86-573-84297069
Email:sales@hjfastener.com
Fax: +86-573-84297068
info@hjfastener.com
Fax: +86-573-84297068
www.hjtechfastener.com


Features

Fender washers are used under the head of a bolt or nut to help distribute forces applied when tightening. Fender washers typically have larger outside diameters.


Description

DIN 9021 平垫圈
DIN 9021 Plain Washer
DIN 9021 Arruela Lisa
DIN 9021 große Unterlegscheiben

DIN 9021 Metric Plain Washers

规 格
Size

内 径
d1

外 径
d

厚 度
t

Min

Max

Max

Min

Basic

Max

Min

2.5 2.7 2.84 8 7.64 0.8 0.9 0.7
3 3.2 3.38 9 8.64 0.8 0.9 0.7
3.5 3.7 3.88 11 10.57 0.8 0.9 0.7
4 4.3 4.48 12 11.57 1 1.1 0.9
5 5.3 5.48 15 14.57 1.2 1.4 1
6 6.4 6.62 18 17.57 1.6 1.8 1.4
7 7.4 7.62 22 21.48 2 2.2 1.8
8 8.4 8.62 24 23.48 2 2.2 1.8
10 10.5 10.77 30 29.48 2.5 2.7 2.3
12 13 13.27 37 36.38 3 3.3 2.7
14 15 15.27 44 43.38 3 3.3 2.7
16 17 17.27 50 49.38 3 3.3 2.7
18 20 20.52 56 54.1 4 4.6 3.4
20 22 22.52 60 58.1 4 4.6 3.4
22 24 24 66 64.1 4 4.6 3.4
24 26 26.84 72 70.1 5 6 4
27 30 30.84 78 76.1 5 6 4
30 33 34 92 89.9 6 7 5
36 39 40 110 107.8 8 9.2 6.8
Productions of Flat Washer DIN 9021
Material 材料 Finished Hardness

Carbon Steel

Q235;#45;#50;65Mn

碳钢 Plain/Self Colour (S/C) HV100
Zinc Plated (ZP)
Zinc Yellow (YZP) HV140
Zinc CR3+
Black Oxide (Black) HV200
Hot Dip Galvanized (HDG)
Nickel HV300
Phosphated
Dacrome HRC32~45
Mechanical Galvanized
Stainless Steel
SS316;SS304
不锈钢 Polished  
Bronze 磷铜 Polished  
Copper 紫铜 Polished  
Brass 黄铜 Polished  
Aluminum Polished  
Fibre 红钢纸 No Finished  
Descriptions 描述 A thin,flat circular part with a centrally located hole with outside diameter three times the nominal thread diameter of the bolt to be used with it.
The standard of washer DIN 9021 is similar to ISO 7093,divided into grade A and grade C.
Applications 应用 DIN 9021 washer is used for assembly around a bolt or screw
This style is most similar to inch-sized fender washers.
 
H.J TECH INDUSTRY LIMITED
Add:No.817 Jinyang Road ,Jiashan Zhejiang P.R. China
Phone: +86-573-84297069
Email:sales@hjfastener.com
Fax: +86-573-84297068
info@hjfastener.com
Fax: +86-573-84297068
www.hjtechfastener.com
DIN 9021.pdf


Address:No.817 Jinyang Road,Jiashan County,Jiaxing City,China Phone:+86-573-84297069 Fax:+86-573-84297068
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