1.
What is radius of short radius elbow?
2.
Which of the following is used to block up the pipe on one end?
4.
By using following fitting we use to make branch joint at right angle with respect to main line is?
5.
Stainless steel is known as acid proof steel, what is the grade?
6.
Which is not a flange classification according to flange facing?
7.
Which type of 90 degree Elbow is generally used in piping
8.
What is Cloud marking in isometric indicates?
10.
We generally cut threads on GI pipes by which method?
11.
Valve is used in a piping system for:
12.
What is Maximum pressure rating of flange?
13.
What is the most commonly used material for Gasket?
14.
Which size onwards NB of pipe is equal to OD of pipe?
15.
what is full form of IBR in piping?
16.
Arithmetic Average Rough Height (AARH) is measurement for :
17.
Weld joint type of WNRF flange is?
18.
What is minimum distance maintained between two weld joints?
19.
Non-return valve also known as?
20.
How can flanges be classified based on face finish?
21.
In the following given options which is not a permanent wielding connection?