Fire Test for Evaluation of Valve Stem Packing and Piping Flange Gaskets, Third Edition

Informace o normě:

Označení normy: API 589
Datum vydání normy: 1.9.2025
Počet stran: 22
Přibližná hmotnost: 66 g (0.15 liber)
Země: Americká technická norma
Kategorie: Technické normy API

Anotace textu normy API 589 :

This standard covers the requirements for testing valve stem packing and evaluating its performance when exposed to specifically defined fire conditions. Packing may be a combination or an arrangement of more than one material. The test procedure in this standard simulates circumstances that impose severe demands on valve stem packing. Purchasers may wish to establish more stringent requirements to meet their specific applications. See more