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M20 Bolts with Rubber Ring,Concave Washer and Nuts EB644

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Address: 1099 Xinhua Road,214104, Xishan District, Wuxi, Jiangsu,China

Contact name:John Liu

Eternal Bliss Alloy Casting & Forging Co.,Ltd.

M20 Bolts with Rubber Ring,Concave Washer and Nuts EB644

Country/Region china
City & Province wuxi jiangsu

Product Details

M20 Bolts with Rubber Ring,Concave Washer and Nuts

 

Material Grade: 40Cr;

Quality Level: 12.9, 10.9, 8.8, 6.8, 4.8 Grade

Sizes: M20,M24, M27,M30,M36,M42,M45;

Bolt-head Shape: oval head, square head,ellipse head;

Special Features:

1. The high strength bolts have been widely used in large ball mills up to dia.12-meter mills.

2. The high strength screws can be reliably used in small,middle and large cement mills,coal mils and mine mills.

3. The high strength bolts have been properly heat-treated to achieve better mechanical properties.

4. The standard bolt units include one rubber ring,concave washer,spring washer and nut.

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