Technical Report on Materials Selection for Bolting, First Edition, Includes Addendum 1 (2020), Addendum 2 (2020), and Addendum 3 (2022)
NORMA vydaná dňa 1.8.2019
Označenie normy: API TR 21TR1
Dátum vydania normy: 1.8.2019
Počet strán: 48
Približná hmotnosť: 144 g (0.32 libier)
Krajina: Americká technická norma
Kategória: Technické normy API
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 materials selection of fasteners. See more