Deterioration of pigtail performance

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To investigate the failure of 800 series materials from the furnace tube outlet components of the reformers, the test devices such as metallographic microscope, scanning electron microscope, carb.

NASA Technical Reports Server (NTRS)

NASA Technical Reports Server (NTRS)

Evaluation of creep damage of INCOLOY 800HT pigtails in a refinery

In this paper, hot clamp induced cracking on Incoloy 800HT outlet pigtail tube of a reformer unit is studied by microscopic observation and mechanical properties testing.

Failure analysis of cracking in the welded joints of hydrogen reformer

Cracking failure of Incoloy 800H welded joints used for about eight months occurred in hydrogen reformer outlet pigtail tubes. Visual inspection, micr

Reliability of reformer outlet systems

In this article O. Chung, N. Goodman and C. Thomas of Quest Integrity describe the damage mechanisms and material limitations that impact the

Remaining Life Estimation of Alloy 800H Pigtail Material During High

Alloy 800H is commonly used for pigtails and header tubes in the outlet piping systems of steam reformer furnaces. Two kinds of damages may occur in the pigtails under high operating

Reliability of reformer outlet systems

The reliability of primary reformers is a key issue for syngas plants. Quest Integrity describes the damage mechanisms and material limitations that

Process and metallurgical evaluation of outlet pigtails damage in the

Abstract In spite of improvements in reformer tube metallurgy and manufacture, outlet pigtail tubes are now seen as a critical and weak link component of primary steam reformer in ammonia plants and

How To Repair A Damage Pigtail Plug?

Key components involved include cables, pigtail connectors, and terminals. For effective repair, viewers are advised to obtain basic tools, including

SMR Outlet Pigtail Cracking & Creep Rupture

Although API 530 provides high temperature design guidance, API TR 942-A indicates many operators continue to experience unexplained repetitive incidents of creep rupture of outlet pigtails and

Evaluation of creep damage of INCOLOY 800HT pigtails in a refinery

Pigtail tubes constitute a critical component of the outlet system of steam reformer units for hydrogen production in refineries. Creep failure of pigtails is a common cause of downtime and

Steam Reformer Pigtail Failures

Several pigtail failures occurred on F901 Steam Reformer inlet and outlet header from 2007 to 2009 at Agrium''s Ammonia plant in Redwater, Alberta, Canada. The

Why Do Automotive Connectors Fail?

Our products ensure long-term reliability and performance. Why Choose FindPigtails ? Superior Quality: Our connectors are made from top-grade

Pigtail Failure Mechanisms and Inspection

Pigtail Failure Mechanisms and Inspection Pigtails are used to transfer syn-gas from reformer tubes to manifolds and experience high stresses from temperature and

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