دانلود استاندارد اتصالات فولادی – CSA Z245.11:22

This is the ninth edition of CSA Z245.11, Steel fittings. It supersedes the previous editions published in 2017, 2013, 2009, 2005, 2001, 1996, 1991, and 1985.
This Standard covers the requirements for steel fittings intended to be used for transporting fluids as specified in CSA Z662.
As of this edition, induction bends and cold bends have been removed from this Standard, and are now covered in CSA Z245.16 and CSA Z245.17, respectively.
Other changes to this edition include:
a) requirements for intermediate grades;
b) revised optional product ordering requirements;
c) revised quality management system requirements;
d) revised requirements for fittings containing welds;
e) updated requirements for the installation of scraper bars;
f) revised chemical test requirements and records;
g) revised requirements for heat treatment procedures and records;
h) revised mechanical test requirements;
i) new requirements for elevated temperature service;
j) revised requirements for material test reports (MTR) and starting raw material test certificates; and
k) new requirements for records.
This Standard was prepared by the Subcommittee on Materials, under the jurisdiction of the Technical Committee on Petroleum and Natural Gas Industry Pipeline Systems and Materials and the Strategic Steering Committee on Petroleum and Natural Gas Industry Systems, and has been formally approved by the Technical Committee.