answersLogoWhite

0

PWHT is a form of stress relief, other forms can be as simple as smacking your structural weld with a hammer. PWHT re-aligns metallic molicules (face centered) to similar configurations as before rapid heating and cooling occured.

User Avatar

Wiki User

13y ago

What else can I help you with?

Related Questions

What is the time interval between Stress relieving heat treatment and grinding?

You will have to allow enough time for the part to cool down to the grinding room ambient temperature.


Post weld heat treatment for aws D1.1?

AWS D1.1; 5.8 "Stress-Relief Heat Treatment"


Post heating welded metal?

Vague question but I assume you mean annealing or stress-relieving, to remove internal stresses created by the welding heat.


What is post weld heat treatment?

post weld heat treatment is done on the weld areas after welding, to remove the residual stress present in the welded part formed during the welding process, it prevents to cause brittle fracture in a metal


What or 4 factors that effect corrosion?

1) stress corrosion 2) corrosion fatique 3) fretting corrosion 4) heat treatment


When was Heat Treatment created?

Heat Treatment was created in 1976.


What all natural treatment for arthritis is the best?

The most commonly accepted natural treatment is heat/cold therapy. Deep breathing exercises are also commonly recommended for dealing with the pain and stress of rheumatoid arthritis.


What cause heat stress?

heat stress in machines cause mechanical disadvantage, in living organism heat causes exhaustion and severe temperature.


What is cryogenic heat treatment?

cryogenic metal treatment


What are 3 different heat stress illnesses?

Heat Cramps, Heat Exhaustion and Heat Stroke.


What's good for relieving a charley horse?

Stretching the affected muscle and applying heat can help relieve a charley horse.


Purpose of Heat treatment in carbon steel?

Generally used to improve the properties of the metal. For example to make it tougher or harder. Metals that have been cold worked will have areas of built up stress, which will waken the metal. Heat treatment can be used to remove the weak areas. Which heat treament is used depends on the desired properties of the final metal. Some examples are : Annealing Normalizing Quench Hardening Case hardening