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SAES-W-019 PDF – Girth Welding Requirements for Clad Pipes

This article is about SAES-W-019 which is about Girth Welding Requirements for Clad Pipes and download SAES-W-019 PDF for Welding and piping engineers, supervisors and project managers, Welding QCs, QC Supervisors. This is saudi aramco standard of Welding Engineering based on international codes and standards and useful for piping and welding engineering knowledge to get job as engineers, QC Supervisors and QC managers, Engineering managers and technicians.

SAES-W-019 PDF Download

SAES-W-019

Girth Welding Requirements for Clad Pipes

SAES-W-019 standard specifies the girth welding requirements for CRA (Corrosion-Resistant Alloy) clad pipelines and piping for both onshore and offshore applications. These requirements are in addition to the requirements of ASME SEC IX. However, this standard does not cover the welding processes related to weld overlaying of pipes and piping components, nor does it cover the fabrication of clad piping spools.

Welder and Welding Operator Qualification

The welders and welding operators must be qualified in accordance with ASME SEC IX and SAEP-324. These qualifications ensure that the individuals possess the necessary skills and knowledge to perform welding tasks effectively.

Furthermore, it is required to maintain test records of all welders and welding operators. These records should be readily available at the work location for review by Saudi Aramco Inspection. However, it is important to note that performance qualification tests should not be conducted on production joints for Saudi Aramco work.

Production Welds

According to the provided information:

7.1 During plasma cutting and beveling operations, it is necessary to adequately protect the CRA surface from cutting debris and contamination with carbon steel. This ensures the integrity and quality of the CRA surface.

7.2 It is important to prevent direct contact between the CRA surface and copper-based backing shoe material throughout the welding or laying process. This helps to avoid potential issues or reactions between the materials.

7.3 The fit-up of the welds can be inspected and cleared by Saudi Aramco project inspection. This ensures that the welds meet the required specifications and quality standards.

7.4 Back purging should be performed using inert gas that complies with AWS A5.32 standards. Nitrogen is not acceptable as a purging gas. The purpose of back purging is to reduce the oxygen content to a level below 0.05%. It is recommended to use an oxygen analyzer for continuous monitoring of the oxygen content inside the pipe during purging. If a spray purging system is used, it should be demonstrated and qualified through a Procedure Qualification Record (PQR).

Post Weld Heat Treatment

Post weld heat treatment (PWHT) should be carried out if required by the applicable codes. A written procedure describing the PWHT requirements must be submitted to the Consulting Services Department (CSD) for review and approval. This ensures that the PWHT process follows the specified guidelines and standards.

FAQs about SAES-W-019 PDF Download

  1. What does SAES-W-019 cover?

    SAES-W-019 covers the girth welding requirements for CRA (Corrosion-Resistant Alloy) clad pipelines and piping in both onshore and offshore applications. It specifies the specific welding requirements for joining the CRA cladding material to the base metal and ensures the integrity of the clad pipeline or piping system.

  2. Which additional requirements does SAES-W-019 provide?

    SAES-W-019 provides additional welding requirements that supplement the provisions of ASME SEC IX (Welding and Brazing Qualifications). These requirements are specifically tailored for CRA clad pipelines and piping to ensure proper welding practices and the integrity of the cladding-to-base metal joint.

  3. What is not covered by SAES-W-019?

    SAES-W-019 does not cover the welding processes related to weld overlaying of pipes and piping components. It also does not cover the fabrication of clad piping spools. For these specific welding processes or applications, other standards or procedures should be referred to.

  4. Are there any specific considerations for onshore or offshore applications?

    SAES-W-019 covers girth welding requirements for CRA clad pipelines and piping in both onshore and offshore applications. The standard provides guidelines that are applicable to both environments, ensuring the proper welding practices are followed regardless of the application.

  5. Where can I find additional requirements or instructions?

    Additional requirements or instructions may be specified in Scopes of Work, Drawings, or other relevant Instructions or Specifications pertaining to specific work items. It is important to review all applicable documents and instructions to ensure compliance with the welding requirements for CRA clad pipelines and piping.

Read Also:

SAES-W-017 PDF Download – Welding Requirements for API Tanks

SAES-W-016 PDF Download – Welding of Special Corrosion-Resistant Materials

SAES-W-015 PDF Download – Strip Lining Application

SAES-W-014 PDF Download – Weld Overlays and Welding of Clad Materials

SAES-W-013 PDF Download – Welding Requirements for Offshore Structures

SAES-W-012 PDF Download – Welding Requirements for Pipelines

SAES-W-011 PDF Download – Welding Requirements for On-Plot Piping

SAES-W-010 PDF Download – Welding Requirements for Pressure Vessels

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