升级改造要求或方案 Manages, maintains and repairs the building systems of client, including but not limited: Building and Facilities, HVAC, Electrical, F.S, Plumbing and Drainage, water treatment system, Compressed and Dried Air System, vacumm, boiler, Elevator, CRAC, UPS and diesel generator, ...
Blind flanges manufactured in accordance with ASME B16.5 can be provided in Class 150 through Class 2500. It is basically a circular disc that does not have a hub or bored center. Bolts holes are drilled and aligned symmetrically along the circumferential edge of the solid disc. ...
Used for the connection between the tube end in chemical, construction, water supply, drainage, oil and gas, light and heavy industrial, refrigeration, sanitation, plumbing, fire protection, electrical, aerospace, shipbuilding and other infrastructure projects Type: Welding Neck(WN)...