Hydrotesting known as leak testing and pressure testing, it helps to evaluate the integrity of vessels that are use under the pressure. The purpose of this test is to locate leaks, confirm the strength and durability of the pressure vessels and also verify the performance that undergo testing.
MONOCHROMATIC OPTICAL LIGHT
After a seal part polished, it place under a monochromatic light and an optical flat is po
Friction faces in mechanical seals are usually is the most damaged parts after a long time