1.
what is full form of IBR in piping?
2.
What is Maximum pressure rating of flange?
3.
We generally cut threads on GI pipes by which method?
4.
Non-return valve also known as?
5.
What is the most commonly used material for Gasket?
6.
Which size onwards NB of pipe is equal to OD of pipe?
7.
Arithmetic Average Rough Height (AARH) is measurement for :
8.
Stainless steel is known as acid proof steel, what is the grade?
9.
Weld joint type of WNRF flange is?
10.
How can flanges be classified based on face finish?
11.
What is Cloud marking in isometric indicates?
12.
Valve is used in a piping system for:
13.
Which of the following is used to block up the pipe on one end?
14.
What is minimum distance maintained between two weld joints?
15.
Which type of 90 degree Elbow is generally used in piping
16.
What is radius of short radius elbow?
18.
In the following given options which is not a permanent wielding connection?
20.
By using following fitting we use to make branch joint at right angle with respect to main line is?
21.
Which is not a flange classification according to flange facing?
