1.
By using following fitting we use to make branch joint at right angle with respect to main line is?
2.
Non-return valve also known as?
3.
What is radius of short radius elbow?
4.
What is Cloud marking in isometric indicates?
5.
Which type of 90 degree Elbow is generally used in piping
8.
What is minimum distance maintained between two weld joints?
9.
Stainless steel is known as acid proof steel, what is the grade?
10.
We generally cut threads on GI pipes by which method?
11.
Which is not a flange classification according to flange facing?
12.
Arithmetic Average Rough Height (AARH) is measurement for :
13.
Weld joint type of WNRF flange is?
14.
What is the most commonly used material for Gasket?
15.
Valve is used in a piping system for:
16.
Which of the following is used to block up the pipe on one end?
17.
In the following given options which is not a permanent wielding connection?
18.
Which size onwards NB of pipe is equal to OD of pipe?
19.
How can flanges be classified based on face finish?
20.
what is full form of IBR in piping?
21.
What is Maximum pressure rating of flange?
