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QUALITY CONTROL

Excellence In Everything.

Consistent quality is Smyth County Machine's main focus and is emphasized throughout the entire manufacturing process, from RFQ to part completion. At Smyth County Machine, we have developed leading-edge quality control and inspection processes that ensure the highest level of quality in finish, fit, and function and accuracy to within 0.0001 of an inch. Our quality system is certified to be compliant with the requirements called out in the ISO-9001:2015 and MIL-I-45208 standards.

Our quality control department and inspection equipment is housed in a clean, 500 square foot, temperature-controlled room and all gages and measuring devices are maintained and calibrated to National Bureau of Standards procedures. The end result is quality product that is second to none.

quality

Our Quality Control Equipment:

  • Zeiss Eclipse 1000 CMM, CNC controlled, with ST3 dynamic probe and 5 station change rack
  • Sherr-Tumico 2000 Optical Comparator
  • GAGEtrak calibration management software
  • Schlesinger Rockwell hardness tester
  • 24 X 36-inch Inspection-grade granite surface plate
  • 24 X 48-inch Inspection-grade air supported granite surface table
  • 48 x 96 granite surface plate
  • Complete sets of calibrated
    • Go/No-go thread ring and plug gages
    • Plug go/no-go gages to 1”
    • Micrometers to 30”
    • Calipers to 60”
    • Height gages to 24”
    • Precision bore gages to 6”
    • Precision angle blocks
  • Complete sets of calibrated
    • Go/No-go thread ring and plug gages
    • Plug go/no-go gages to 1”
    • Micrometers to 30”
    • Calipers to 60”
    • Height gages to 24”
    • Precision bore gages to 6”
    • Precision angle blocks

Smyth County Machine has also received independent customer certification to the following standards:

LOCKHEED MARTIN:

  • Structural welding, steel, per AWS D1.1/D1.1M
  • Structural welding, aluminum, per AWS D1.2/D1.2M
  • Chemical conversion coating per MIL-DTL-5541
  • Chemical agent resistant coating (CARC) system per MIL-DTL-53072
  • Chemical conversion coatings and pretreatments for ferrous surfaces per TT-C-490

GDATP:

  • Structural welding, sheet steel, per AWS D1.3/D1.3M
  • Fusion welding for aerospace applications per AWS D17.1/D17.1M
  • Fusion welding for aerospace applications per MIL-STD-2219