with a bore gauge
for ex; design pressure in pipe 100bar,and what is test pressure in pipe
The exclusion zone for a hydrotest of a pipe is typically determined by considering the pressure applied during the test and the diameter of the pipe. A common rule of thumb is to establish an exclusion zone that extends a distance equal to the diameter of the pipe (or more) from the test section in all directions for every 100 psi of test pressure. Additionally, safety regulations may specify minimum distances based on industry standards. Always consult specific safety guidelines and regulations for precise calculations.
Cylinder out of roundness, or ovality, can be caused by several factors, including improper machining or manufacturing processes, wear and tear from prolonged use, thermal expansion, and insufficient support during the machining process. Additionally, material inconsistencies and improper alignment during assembly can contribute to this issue. Regular maintenance and precise machining techniques are essential to prevent out-of-round conditions.
measure the radius of the pipe. (half the diameter - the width of the pipe) then measure the length of the pipe. then use the formula pi (3.14) x radius2 x length. the answer is the volume in the pipe
A piece of pipe is 303/4 inches long. If five pieces, each 41/3 inches long, are cut from the pipe, how many inches of pipe remain?
for ex; design pressure in pipe 100bar,and what is test pressure in pipe
The allowable deviation of diameter (schedule 20 and greater) at any point from nominal diameter is: Under 2": +.015/-.031 2"-12": +/-1%
Not with air! Run water in pipe at highest elevation of pipe and see that water drains at end of pipe system.
no it is not
No, a datum reference is not typically used with roundness tolerancing. Roundness tolerancing relies on the perfect circular form of the part itself, rather than referencing it to other features or datums. The roundness tolerance specifies the allowable deviation from a perfect circle at any section.
Yes
yes
no
Not me!
Yes
For ERW MS OR HR TUBE/PIPE below are the important test which has to be done, in order to conform the following standard and stablished Qc guidelines , (a) Tensile Test (b) Drift Expanding Test (c) Flattening test (d) Hardness test of material (e) If the material is soft , Cupping test can be done. (f) Bending Test (g) Eddy Current Test (On-line Test) (h) Zinc Adherence test (If GI pipe)
What exclusion sone is required if test pressure is 30 barge.