Explain about post-weld heat treatment, Mechanical Engineering

Assignment Help:

Q. Explain about Post-weld Heat Treatment?

Post-weld Heat Treatment (PWHT) shall be in accordance with the Code. PWHT procedures, including properly identified charts or certified time-temperature line diagram shall be submitted to WorleyParsons Canada for review and approval.

Unless otherwise stated on the boiler data sheets, the rates of heating, cooling and holding temperature shall be as per the Code.

After PWHT is performed the equipment shall not be deformed by mishandling, storage, assembly or other procedures.


Related Discussions:- Explain about post-weld heat treatment

Spot welding equipment, What is Spot welding equipment? Spot welding ma...

What is Spot welding equipment? Spot welding machines may by classified as follows on the basis of mechanical Construction; 1. Rocker-arm Machines 2. Press-type machin

Explain the isolated system - thermodynamic, Explain the Isolated System - ...

Explain the Isolated System - Thermodynamic In an Isolated system, neither masses nor energy are permitted to cross the boundary. The system comprises certain mass and energy.

Determine the crippling load and safe load, A hollow mild steel tube 6 m lo...

A hollow mild steel tube 6 m long 4 cm internal diameter and 6 mm thick is used as a strut with both ends hinged. Determine the crippling load and safe load taking factor of safety

Equipment for resistance welding-measurements, EQUIPMENT FOR RESISTANCE WEL...

EQUIPMENT FOR RESISTANCE WELDING-Measurements Measurement of the parameters are important while fixing the parameters or testing a machine. Resistance welding instrumentation s

Explain about the CAD system, Explain about the CAD system. CAD systems...

Explain about the CAD system. CAD systems generally require considerable processor power and a number of output and input devices; for instance: - Light pens - Large scre

Reduce system to a single force and couple, Reduce system to a single force...

Reduce system to a single force and couple: Q: A system of parallel forces is acting on rigid bar as shown in the figure given below. Reduce this system to  a single force

Functional areas of geometric modeling, Q. Functional areas of geometric mo...

Q. Functional areas of geometric modeling? Drafting • Automatic planar cross-sectioning. • Automatic hidden lines and surface removal. • Automatic production of s

Define the adjustable auger mechanisms, Define the Adjustable auger mechani...

Define the Adjustable auger mechanisms They improved mounting arrangement for the auger and auger drive mechanism of a floating screed type asphalt paver. And they provide actu

Slidercrank, connecting rod AB of length L support a variable compressiv fo...

connecting rod AB of length L support a variable compressiv force F .Drive an expression for the moment of F about the crank axis O in the term of F L r and angle

Calculate the angle of heel, a) Derive a mathematical expression for stabil...

a) Derive a mathematical expression for stability of an automobile while accelarating in a curved path? b) A motorcycle and its rider together have a mass of 250Kg and their cen

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd