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Registers collected 2026-08-04 to 2026-08-05.See collection dates

ASTM F2328 Accredited Testing Labs Worldwide

26 accredited laboratories in 4 countries hold ASTM F2328 in their ISO/IEC 17025 scope. Primary accreditors include American Association for Laboratory Accreditation. In the register, ASTM F2328 scope entries most often cover Hardness, Carbide Microstructure, Case Depth in Fasteners, Metal, Steel.

Total labs
26
Countries
4
Top matrix
Fasteners
6 labs

Available in 4 Countries

United States
17 labs
Taiwan
6 labs
China
2 labs
Czechia
1 lab

Top matrices for ASTM F2328

Top analytes for ASTM F2328

  • Hardness (9)
  • Carbide Microstructure (1)
  • Case Depth (1)
  • Microhardness (1)
  • Ph (1)
  • Rockwell Hardness (1)

Sample labs

South Holland Metal Finishing
Monee, IL, US

ASTM F2328 Microhardness (Knoop – 500gf) ASTM E384 pH Measurement ASTM E70 Phosphate Coating Weight Analysis MIL-DTL-16232G, Type Z, 4.7.3.2 Plating Thickness ASTM B568 Rockwell Hardness (A, B, C, 15N, 30N) ASTM E18

Fastenal Company Laboratory - Taiwan
Gangshan District, Kaohsiung City 820, R.O.C, TW

SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 FASTENAL COMPANY LABORATORY - TAIWAN No. 63, Dade 2nd Rd. Gangshan District, Kaohsiung City, TAIWAN R.O.C. Brad Partington Phone: 507 453 8163 Scott Kuo Phone: 886 7 6

Element Cleveland
Cleveland, OH, US

Test Test Method(s) Metallography and Micrography of Ferrous and Nonferrous Materials cont’d Carbide Microstructure ASTM B276, B390, B657, B665; SAE J439 Case & Core Hardness ASTM F606/F606M; SAE J78, J429; NASM 1312-6 Case Depth

Fastenal Company Laboratory-Czech Republic
Brno-Lisen 628 00, CZ

SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 FASTENAL COMPANY LABORATORY – CZECH REPUBLIC Trnkova 3130/119b Brno-Lisen 628 00, Czech Republic Renata Tomkova Phone: + 420 547 425 488 MECHANICAL Valid To: September 30

Expedite Testing Service Corporation
Lakeside, CA, US

Test Technology: Test Method(s): Decarburization/ Carburization ASTM E1077, F2328; SAE J121, J419 Case Depth ISO 4507; SAE J423 Plating Thickness by Microscopic Examination ASTM B487/B487M; NASM 1312-12 Tensile Test (UTS, YS, % EI, %

Q-Lab
Tainan R.O.C., TW

ASTM F2328, F2328M, A574 Surface Discontinuities ASTM A574, A574M, F788/F788M, F812/F812M; ISO 6157-1, 6157-2, 6157-3; SAE J123, J122 Coating/Plating Thickness by X-Ray Thickness by Microscopical Examination Weig

Brunner Manufacturing
Elroy, WI, US

ASTM F2328; ISO 898-1 Tensile (Proof, Axial, Wedge Tensile) ASTM F606/F606M, ASTM F568M (withdrawn 2012); ISO 898-1 Plating Thickness (X-Ray Fluorescence) ISO 3497 Salt Spray ASTM B117; ISO 9227 Torque Tension ISO 1

QST INTERNATIONAL CO, LTD.
Tainan City, TW

ASTM F2328, ASTM F2328M; ISO 898-1; Case Depth SAE J81, SAE J423, SAE J933, SAE J1237; ASME B18.6.3, ASME B18.6.5M; DIN 7500-1; ISO 2702 Salt Spray ASTM B117; SAE USCAR-1

Fastenal Company Laboratory - Shanghai
Shanghai, CN

ASTM F2328, F2328M, F835, F835M (2004), F912, F912M (2004); ISO 898-1, 898-5; SAE J429 Torsional Strength SAE J78, J81, J933; ISO 7085; ASME B18.6.3; FIP 1000 Ductility ASME B18.6.3; FIP 1000; SAE J78, J81; ISO 7085 Case Depth

Modern Industries
Erie, PA, US

ASTM F2328 Case Depth SAE J423 Ferrite Rating AMS 2315; ASTM E562 Grain Size (Comparison Method Only) ASTM E112 Inclusion Rating / Cleanliness ASTM E45 Methods A & D; SAE J422; SAE AMS2301, AMS2303 Intergranular Attack ASTM A262 Meth

Element Huntington Beach
Huntington Beach, CA, US

ASTM F2328, ASTM G79; ISO 898-1, ISO 898-5, ISO 4507; SAE J78, SAE J121, SAE J419, SAE J423 Delta Ferrite AMS 2315 Density of Powder Metallurgy ASTM B311 Grain Size ASTM E112, ASTM E930, ASTM E1181; ISO 643; GE E50TF133 Inclusion C

Hurst Metallurgical Research
Euless, TX, US

SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 HURST METALLURGICAL RESEARCH LABORATORY, INC. 2111 West Euless Blvd. (Highway 10) Euless, TX 76040-6707 Mahesh J. Madhani, Technical Manager Joseph Eskew, C.W.I. Quality Manager service

Materials Technology
Birmingham, AL, US

SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 MATERIALS TECHNOLOGY, INC. 213 Lyon Lane Birmingham, AL 35211 Jessica Fortner Phone: 205 940 9480 MECHANICAL Valid To: March 31, 2026 Certificate Number: 0878.01 In recog

Fastenal Company
Winona, MN, US

Test Test Methods Ductility ASME B18.6.3; F.I.P.-1000; SAE J78, J81, J1237; DIN 7500-1 Metallographic Evaluation Case Depth SAE J423, J78 Decarburization ASTM F835, F2328, ISO 898-1, SAE J121 I. Dimensional Testing

QC Metallurgical
Davenport, IA, US

SCO PE OF ACCREDITATION TO ISO/IEC 17025:2017 QC M ETALLURGICAL LABORATORY 17048 215th Street Davenport, IA 52804 Todd Bloodsworth Phone: 563 386 7827 ME CHANICAL Va lid To: July 31, 2027 Certificate Number: 1238.

AFI Industries
Carol Stream, IL, US

ASTM F2328; ISO 898-1; SAE J121

Chem-Plate Industries
Elk Grove Village, IL, US

ASTM F2328, F2328M, ISO 898-1 (Section 9.10), SAE J121 (superseded 1/2013)2, SAE J121M (superseded 1/2013)1, SAE J419 Torque-Tension ISO 16047, JDM F15X Adhesion ISO 2819

Suzhou Q-lab
Suzhou Industrial Park, Jiangsu, CN

ASTM F2328, F2328M

SGS North America
Phoenix, AZ, US

ASTM F2328; J419 Detrimental Intermetallic Phases in Duplex Stainless Steels ASTM A923 Discontinuity Exam ASTM A574, F788, F812; ISO 898-1 Failure Investigation ASM Metals Handbook Vol. 11 Grain Size Exam ASTM E112, E930,

Metcut Research
Cincinnati, OH, US

Structural Testing within the following envelope: STR-100 and customer requirements Load, Strain and / or Displacement control Uniaxial to 27 axis axis-controlled loading Load Capacity Tension: 2 lbs (1000g) to 200,000 lbs (890kN) Lo

Spec
Tainan, 70142, TW

ASTM F2328, F2328M; ISO 898-1 Torsional Strength SAE J78, J81, J933, J1237 Drive Test SAE J81, J933, J1237 Drive Torque SAE J81, J1237 Hydrogen Embrittlement ISO 15330; SAE J78, J81, J1237 Surface Rou

The Lab-Materials Testing
Rancho Cucamonga, CA, US

ASTM F2328, ASTM E1077; SAE J121; ISO 898-1, 898-2 Grain Size Determination (Comparison) ASTM E112, E1181 Coating Thickness ASTM B487; NASM1312-12 Case Depth (Effective and Total) ASMT B934; SAE J423 Macro Examination ASTM E340; E381

Linkwell Testing Laboratory
Kaohsiung, TW

ASTM F2328/F2328M; ISO 898-1, 2702; SAE J933 Surface Discontinuities (Excluding Thread Laps and Cone Proof Load) ASTM F788, F812; ISO 6157-1, 6157-2 Plating Thickness -X-Ray: Fe/Zn (1.41 to 36) μm ASTM B568 Salt Spray

Ajax Laboratory Services
Detroit, MI, US

ASTM F2328; ISO 898-1 Depth of Decarburization (Microscopic & Microhardness Methods) ASTM E384, E92, E1077, F2328; ISO 898-1 Hardness (Rockwell C, 15N, 30N) ASTM E18, F606/F606M; ISO 898-1, ISO 898-2 Hardness (Vickers 300g) ASTM

Chu Hua Industrial Co.,
Kaohsiung,, TW

ASTM F2328, F2328M; GM6104M; ISO 898-1 Tensile: Full-size Axial & Wedge (up to 100,000kgf) ASTM F606/F606M; ISO 898-1 Proof (Externally Threaded) ASTM F606/F606M; ISO 898-1; SAE J429 Discontinuities ASTM F788; ISO 6157-3 Co

Materials Engineering of Illinois
Virgil, IL, US

SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 MATERIALS ENGINEERING OF ILLINOIS, INC. 47W605 I. C. Trail Virgil, IL 60151 Melanie Reibly Phone: (630) 365 - 9060 MECHANICAL Valid To: March 31, 2028 Certificate Number: 15