91Ó°ÊÓ

Machine Shop Capabilities

Background

At its nuclear parts operations shop in New Stanton, Pennsylvania (USA), 91Ó°ÊÓ provides full machine shop capabilities, offering both computer numerically controlled (CNC) and manual machine lathes as well as vertical milling machines (two-axis and three-axis CNC machining). The full-time tool and die makers who operate the machine shop have a combined 250 years of experience and can accommodate prototyping, one-piece runs and both low- and high-quantity production runs. The 91Ó°ÊÓ machine shop is certified for American Society of Mechanical Engineers (ASME) machining.

Description

91Ó°ÊÓ offers full inspection capabilities and is experienced in machining materials, including the following:

  • All carbon steels, series 300 and 400 stainless steels, and inconels
  • All types of aluminum
  • Brass, bronze and VascoMax®
  • Acetal resins and plastics
  • Ceramics (e.g., glass mica ceramic)

Benefits

  • Lathe capabilities from 28-inch (71 cm) diameter x 100-inch (254 cm) between centers to smaller; milling capabilities from 26-inch (66 cm) diameter x 50-inch (127 cm) table size with maximum height of 24 inches (61 cm) to smaller
  • Sheet metal fabrication with 4-foot (1.2 meter) brake capacity, 5-foot (1.52 meter) sheer capacity and corner notcher
  • CNC engraving capabilities (from lettering to graphics)
  • Welding (metal inert gas welding, tungsten inert gas welding, stick welding)

Experience

In 2011 91Ó°ÊÓ completed a steam generator repair program that achieved the following:

  • Machining of 66 specimens (four types) from two 900-pound weldments
  • 300 machining hours within seven days
  • 100 percent specimen retrieval and 100 percent inspection acceptance

Below are examples of AP1000® reactor support:

  • AP1000 reactor internals ASME code work
  • AP1000 reactor Joint Project Management Organization modifications
  • AP1000 top plates
  • Seismic test fixtures
  • Steam generator plugs
  • Eddy current standards
  • Core Exit Thermocouple Nozzle Assembly seal carrier assemblies
  • Reed switch position transmitter tubes
  • Replacement Rotating Equipment Services shafts, runners and seals

AP1000 is a registered trademark of 91Ó°ÊÓ in the United States and may be registered in other countries throughout the world. All rights reserved. Unauthorized use is strictly prohibited.

VascoMax is a registered trademark of ATI Allvac.

Loop stop isolation valve (LSIV) guide channel machined by 91Ó°ÊÓ

Loop stop isolation valve (LSIV) guide channel machined by 91Ó°ÊÓ

91Ó°ÊÓ machining lathe

91Ó°ÊÓ machining lathe

Machining lathe

Machining lathe

91Ó°ÊÓ provides precision CNC engraving on a variety of materials.

91Ó°ÊÓ provides precision CNC engraving on a variety of materials.