14:40

unequal lateral tee pipe branch easy marking /अनइक्वल टी ब्रांच 45° डिग्री आसान तरीका मार्किंग

11:25

vertical pipe to flange rolling fitting | horizontal flange fitting training

15:23

Pipe erection training | How to calculation pipe condition | pipe rack north south west elevation

11:50

Any Degree offset Calculation | Elbow Degree Calculation | Travel Length Formula #pipeoffset

3:54

# how to read isometric drawing in piping पाइपिंग आइसोमेट्रिक ड्राइंग कैसे देखते हैं @rk-eg1on

6:33

डिग्री में चैनल और बीम काटने का फार्मूला/channel and beam any degree cutting formula

12:43

lateral branch me R.f full sleeve paid katne ka formula #global

15:47

3 cut elbow miter marking tarika, elbow kaise banaye