Materials Selection for Bolting
NORMA vydaná dňa 1.5.2022
Designation standards: API TR 21TR1-ed.1
Publication date standards: 1.5.2022
The number of pages: 50
Approximate weight : 150 g (0.33 lbs)
Country: American technical standard
Kategória: Technické normy API
API TR 21TR1, 1st Edition, May 2022 - Materials Selection for Bolting
This document provides guidance for the selection of materials and manufacturing processes for low-alloy steel bolting manufactured in accordance with API Specification 20E and nickel-based and stainless alloys manufactured in accordance with API Specification 20F. Table 2 and Table 3 are provided as guidance for the material selection of fasteners.