Nylon rivets technical standards. Specific include the following content standards:
a) Standards for fastener product tolerances: Specify the product size tolerances and geometric tolerances.
b) Standards for the mechanical properties of fastener products: the specific methods for marking the mechanical properties of the product, and the contents of the mechanical performance items and requirements;
Some fastener products will change this content to the material properties or performance of the product.
c) Standards for surface defects of fastener products: Specify the types of surface defects and specific requirements of the product.
d) Standards for surface treatment of fasteners: specify the type of surface treatment and specific requirements of the product.
e) Standards for the testing of fastener products: Specify the content of the above-mentioned various performance requirements for testing.
2) Standards for dimensions of fasteners: Specifies the basic dimensions of the product. Threaded products also include the basic dimensions of the thread, thread tails, shoulders, undercuts and chamfers, and ends of externally threaded parts. Size and other aspects.
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