2.
By using following fitting we use to make branch joint at right angle with respect to main line is?
4.
What is the most commonly used material for Gasket?
5.
Which of the following is used to block up the pipe on one end?
6.
We generally cut threads on GI pipes by which method?
7.
What is radius of short radius elbow?
8.
Which size onwards NB of pipe is equal to OD of pipe?
9.
What is Cloud marking in isometric indicates?
10.
How can flanges be classified based on face finish?
11.
Non-return valve also known as?
12.
what is full form of IBR in piping?
13.
In the following given options which is not a permanent wielding connection?
14.
What is Maximum pressure rating of flange?
15.
Which type of 90 degree Elbow is generally used in piping
16.
Stainless steel is known as acid proof steel, what is the grade?
17.
Arithmetic Average Rough Height (AARH) is measurement for :
18.
Valve is used in a piping system for:
19.
Weld joint type of WNRF flange is?
20.
Which is not a flange classification according to flange facing?
21.
What is minimum distance maintained between two weld joints?
