1.
By using following fitting we use to make branch joint at right angle with respect to main line is?
2.
How can flanges be classified based on face finish?
3.
Non-return valve also known as?
4.
Arithmetic Average Rough Height (AARH) is measurement for :
5.
Valve is used in a piping system for:
6.
What is minimum distance maintained between two weld joints?
9.
What is radius of short radius elbow?
10.
We generally cut threads on GI pipes by which method?
11.
What is Cloud marking in isometric indicates?
12.
what is full form of IBR in piping?
13.
Stainless steel is known as acid proof steel, what is the grade?
14.
Which is not a flange classification according to flange facing?
15.
What is Maximum pressure rating of flange?
16.
Which size onwards NB of pipe is equal to OD of pipe?
17.
Which of the following is used to block up the pipe on one end?
18.
Weld joint type of WNRF flange is?
19.
Which type of 90 degree Elbow is generally used in piping
20.
In the following given options which is not a permanent wielding connection?
21.
What is the most commonly used material for Gasket?