Filling the gap in its utility trencher line with two hydrostatically
driven machines, Astec Underground, an Astec Industries Inc.
Most aircraft-certified O2 bottles must also be removed and hydrostatically
tested every three to five years--check with the bottle's manufacturer for the inspection interval that applies to your equipment.
Propane tanks should be of the type authorized, and they need to be hydrostatically
tested at least once a year.
Because they are actually pressure vessels, rechargeable extinguishers are hydrostatically
tested and service tested at three to five times the rated pressure, and this is true for the entire industry.
You then have to dig up and visually inspect them, or hydrostatically
test them, which from a practical standpoint is not all that convenient and potentially destructive.
The GGVSE requires military fuel tanker vehicles and equipment to be hydrostatically
tested and certified every 3 years in order to carry fuel on European road and rail systems.
Turbulence created by the rotating stock in oil-filled channels supports the stock both hydrostatically
powered "knockers" shake the trees in a variety of configurations for about 12 seconds to dislodge the nuts into the knocker's envelope; then they are conveyed into waiting trucks.
RSPA also ordered Olympic to reduce operating pressure on its system, make some internal inspections, and to test some sections hydrostatically
Cochran has discovered that, at least with his larger sphere sizes, failure in these foams can occur through buckling of the microsphere walls because they are loaded at discrete points, instead of hydrostatically
, as they are in a continuous matrix.
Workers assemble some of the products on a roller conveyor, hydrostatically
test the finished pump, and roll it onto a roller-surfaced transfer cart.
As a new pipe, Ruby should largely be free from federal scrutiny or mandates from the Pipeline Hazardous Materials Safety Administration and the Federal Transportation Safety Board with regard to hydrostatically
testing existing pipeline infrastructure.