Product introduction:
Bolt: Machine part, cylindrical threaded fastener with nut. A type of fastener consisting of a head and a screw (a cylinder with external threads) that is fitted with a nut for fastening two parts with through-holes. This type of connection is called bolt connection. If the nut is unscrewed from the bolt, the two parts can be separated, so the bolt connection is a detachable connection.
The main uses of stud are:
1, in the main body of large equipment, need to install the accessories, such as sight glasses, mechanical seal, deceleration machine frame, etc., this is just use the stud, end turned into the main body, the other end with nut after installed accessories, because the attachment is often removed, thread will wear or damage, use the stud replacement will be very convenient.
2. When the thickness of the connecting body is very large and the length of the bolt is very long, the bolts will be used!
3, used to connect thick plate and inconvenient to use hexagonal bolt connection, such as concrete roof frame, roof beam hanging monorail beam hanging parts.
Standard |
DIN,ASTM/ANSI JIS EN ISO,AS,GB |
Material |
Stainless Steel: SS201, SS303, SS304, SS316,SS316L,SS904L,F593 |
Steel Grade: DIN: Gr.4.6,4.8,5.6,5.8,8.8,10.9,12.9; SAE: Gr.2,5,8;
ASTM: 307A,307B,A325,A394,A490,A449 |
Finishing |
Zinc(Yellow,White,Blue,Black),Hop Dip Galvanized(HDG),Black Oxide,
Geomet,Dacroment,anodization,Nickel plated,Zinc-Nickel plated |
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Customized Products
Lead time |
Busy season:15-30days,Slack seaon:10-15days |
Stock Products |
Steel:4.8Grade DIN6923,8.8Grade 10.9Grade of GB5783 and GB5782
Stainless steel: All DIN Standard stainless steel Bolt |
Free Samples for standard fastener |
For more information visit:hainafastener.en.made-in-china.com |
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