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ASME B18.2.1:2012(R2021)
Square, Hex, Heavy Hex, and Askew Head Bolts and Hex, Heavy Hex, Hex Flange, Lobed Head, and Lag Screws (Inch Series), Includes Errata (2013)
Translate name
STANDARD published on 2013
The information about the standard:
Designation standards: ASME B18.2.1:2012(R2021)
Publication date standards: 2013
SKU: NS-1204975
The number of pages: 48
Approximate weight : 144 g (0.32 lbs)
Country: American technical standard
Category: Technical standards ASME
Annotation of standard text ASME B18.2.1:2012(R2021) :
This Standard covers the complete general and dimensional data for eight product types of inch series square and hex bolts and screws. Also included are appendices covering thread runout sleeve gages, gaging procedure for checking bolt and screw straightness, grade markings for steel bolts and screws, formulas on which dimensional data are based, and a specification to assist in identifying a product as being a screw or a bolt. It should be understood, however, that where questions arise concerning acceptance of product, the dimensions in the tables shall govern over recalculation by formula. Heavy hex structural bolts, formerly covered in ANSI B18.2.1, are now covered in ASME B18.2.6.
Reaffirmed: 2021
