Taper Transition Requirement for Dissimilar Wall Thickness

In this article we will discuss about the taper transition requirement for dissimilar thickness as per ASME Section VIII Division 1: What is Taper Transition? Transition is formed by removing the material by grinding or machining from the thicker material section to match it with the thinner section’s thickness. When Taper Transition required? Taper transition …

Taper Transition Requirement for Dissimilar Wall Thickness Read More »

Weld Consumable Calculation for “Single V Groove joint”

This article is regarding the benefits of weld consumable calculation. Steps to calculate weld consumable & we will calculate weld consumable for single “V” groove joint.  In welding, weld consumable estimation plays the vital role for complete the fabrication within time frame and at the possible minimum cost of weld metal as other cost of …

Weld Consumable Calculation for “Single V Groove joint” Read More »

Types of Non-Destructive Testing

To ensure the satisfactory performance of a component/structure, the component shall be tested with adequate testing procedure with the adequate testing method. Which in general specifies component can be used in the service requirement specified. Soundness to the purpose of component can be determined by either destructive or non-destructive testing of the component. But as …

Types of Non-Destructive Testing Read More »

P-Number, Group No, F-Number and A-Number in welding (ASME Section IX)

ASME Boiler and pressure vessel code (BPVC) has assigned certain numbers to base metals to minimize the number of procedure and qualifications. Base metals are categorized as P No. is further divided in group numbers based essentially on comparable base metal characteristics, such as: Composition, Weldability Brazeablity Mechanical properties. Filler metals (electrodes) are categorized as …

P-Number, Group No, F-Number and A-Number in welding (ASME Section IX) Read More »

Welder Qualification (WPQ) as per ASME Section IX

For fabrication of any equipment we require welders and welding operators must be qualified as per the qualification standard referred by the construction code. Whenever construction is as per ASME construction codes (like ASME B31.1, B31.3 or ASME section VIII) ASME section IX is used for the qualification of the procedure and welder. Welder is …

Welder Qualification (WPQ) as per ASME Section IX Read More »