QUALITY –
OUR TOP PRIORITY.

Alloy Piping Products is committed to the highest standards of quality manufacturing. Explore our quality program, certifications, and engineering investments.

QUALITY TESTING CAPABILITIES

Alloy Piping Products is committed to the highest industry standards of quality assurance. APP provides the following quality tests in our in-house quality laboratories. Other quality tests are available to be performed upon customer request.

  • Tensile testing (sub size – 1″ gauge length, standard – 2″ gauge length) flat and round bars.
  • Superficial hardness testing (HRBW, HRC)
  • Charpy impact testing at temperature ranges of ambient to -50⁰F
  • Bar bending to 180⁰
  • Magnetic particle examination​
  • X-ray examination​
  • Dye penetrant​
  • Ultrasonic thickness testing​
  • Ferrite scope measurement​
  • Etching for characterization of grain structure​
  • Photo micrographs from 100x to 1000x​
  • Stereoscopic analysis​
  • ASTM E112 (2013) – Average grain size
  • APP provides Corrosion Testing upon request.
  • APP provides PMI Testing upon request.
  • Optical Emission Spectroscopy

APP CERTIFICATION DOWNLOADS

View and download APP’s current quality certification documentation below.

ISO 9001:2015
APP ISO 9001:2015 Certification
PED 2014/68/EU
APP PED Cert Exp 2029
CRN
APP Canadian Registered Numbers 2034
MSS
ASME NUCLEAR
APP ASME Nuclear Certification
NSF LISTING
APP NSF Official Listing
NSF SHREVEPORT
APP NSF Shreveport LA
NSF HOUSTON
APP NSF Houston, TX

“At Alloy Piping Products, every employee expects to produce the best, highest quality fitting in the industry.”