1.
Which of the following is used to block up the pipe on one end?
2.
Valve is used in a piping system for:
3.
We generally cut threads on GI pipes by which method?
4.
Stainless steel is known as acid proof steel, what is the grade?
5.
Which size onwards NB of pipe is equal to OD of pipe?
6.
Which is not a flange classification according to flange facing?
7.
In the following given options which is not a permanent wielding connection?
8.
What is the most commonly used material for Gasket?
9.
How can flanges be classified based on face finish?
10.
Arithmetic Average Rough Height (AARH) is measurement for :
11.
Non-return valve also known as?
12.
What is Maximum pressure rating of flange?
13.
By using following fitting we use to make branch joint at right angle with respect to main line is?
14.
What is radius of short radius elbow?
15.
Weld joint type of WNRF flange is?
18.
What is Cloud marking in isometric indicates?
19.
what is full form of IBR in piping?
20.
Which type of 90 degree Elbow is generally used in piping
21.
What is minimum distance maintained between two weld joints?
