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Status : Active
Standard Type : Main
Document No : API TR 21TR1 : 2019
Document Year : 2023
Pages : 50
Section Volume : Exploration and Production (01)
Includes ADDENDUM 1 APRIL 2020, ADDENDUM 2 JUNE 2020 and ADDENDUM 3 MAY 2022
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 Specific