Use boolean search operators.
This means the era of static, standalone "ASME Bxxxx PDF" files is ending. While printed PDFs will remain for legacy reference, the industry is shifting to subscription-based, live databases. asme b1864 pdf
The standard defines the requirements for several types of screws used in various assembly operations: Use boolean search operators
The standard covers inserts for metric threads from up to M39 x 4 . It specifies: the industry is shifting to subscription-based
The primary source for the official, up-to-date standard.
Hex washer head tapping screws are the standard choice for sealing ductwork and sheet metal enclosures.
When using the ASME B18.6.4 PDF, pay attention to the detailed tables which include: Especially for hex head products.