Understanding Large-Size Fasteners
Fasteners are a very important component in mechanical engineering. They are used to securely connect two or more parts together, ensuring the proper functioning of a…
-
-
Fastener International Standards Comparison Table
German Standard Chinese Standard ISO Standard Name DIN7504 GB15856.1-4 Self-drilling tapping screws DIN125-A GB97.1-85 ISO7089 Plain washers DIN125-B GB97.2-85 ISO7090 Mediun washers DIN126 ISO7091 Plain washers…
-
Fastener Performance Grade Standards
International Standard (ISO) NO. Code Name Note 1 ISO 898-1 Mechanical properties of carbon steel and alloy steel fasteners, Part 1: Performance grades of coarse and…
-
What Is an A193 B7 Stud Bolt?
ASME A193 B7 threaded rod is a high-end alloy steel bolt used in high-temperature and high-pressure environments. A193-B7 studs are often used in conjunction with A194-2H…
-
Complete Guide to Wing Nuts
Wing nuts are a common type of nut, named for their unique appearance. They are easy to install and can be used with bolts, studs, and…
-
What Types of Non-metallic Washers Are There?
PTFE Washers Polytetrafluoroethylene gaskets, also known as Teflon gaskets, is known as the “king of plastics” polytetrafluoroethylene material (PTFE) made of gaskets, in the field of…
-
What Are the Different Grades of Bolts?
Bolt grade (also known as “strength grade” or “performance grade”) is a standard used to indicate the mechanical properties of the bolt material and after heat…
-
What Are the Materials and Types of Washers?
What Is a Washer? Washers are fasteners used between the bearing surface of bolts, screws, or nuts and the connected parts. They serve to protect the…
-
Cold Heading Process for Fasteners
What Is the Cold Heading Process for Fasteners? Cold heading for fasteners is a forging method that uses molds and cold heading equipment to upset metal…
-
What Is a Chemical Anchor
Chemical anchors, also known as chemical bolts, are a new type of fastener material. They consist of a screw, nut, washer, and chemical agent. Chemical anchors,…
-
How to Choose Self-Tapping Screws for Decoration?
Self-tapping screws are a common type of screw used in interior decoration. These screws are widely used for their drilling capabilities. Many decoration materials come with…
-
What Is the Difference Between Fasteners Bolts and Screws
In the fastener industry, bolts and screws are the most commonly used. They both consist of a shank and a head, and their head shapes are…
