ASTM A370 Accredited Testing Labs in United States

(A2LA Cert. No. 1046.03) Revised 01/07/2026 Page 1 of 5 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

(A2LA Cert. No. 1089.01) Revised 08/20/2025 Page 2 of 4 Test Test Method(s) Metallurgical Testing (cont’d) Flare & Flange Test ASTM A370 (Section A 2.5.1.4, A 2.5.1.5), A450/A450M, A1016A/A1016M Nick Break API 1104 (Section 5

(A2LA Cert No. 7269.01) 06/03/2024 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 VIKING LABORATORY SERVICES 4930 Dacoma St Ste K Houston, TX 77092 Roddy Blank Phone: 713 501 0046 MECHANICA

(A2LA Cert. No. 1772.02) 05/20/2024 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 DICKSON TESTING COMPANY, INC. 11126 Palmer Avenue South Gate, CA 90280 Ronald Arevalo Phone: 562 862 8378 MECHANICAL Valid T

(A2LA Cert. No. 3398.01) Revised 01/29/2025 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 ACCURATE WELDMENT TESTING 1012 Granada Drive New Iberia, LA 70560 Laura Dugas Phone: 337 365 6312 www.accweldt

(A2LA Cert. No. 5669.12) 03/19/2025 Page 2 of 2 Test(s): Test Method(s): Shear Test (Weldment) ASTM A265 Clad Bond Strength Test (Weldment) ASTM A265 Ring Flattening Test API 5LD; ASTM A999, ASTM A370 Micro Examinati

(A2LA Cert. No. 0161.02) 05/29/2025 Page 1 of 4 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 TENSILE TESTING METALLURGICAL LABORATORY 4520 Willow Parkway Cleveland, OH 44125 Alex Manuk Phone: 216 641 3290 M

(A2LA Cert. No. 2087.01) 12/12/2025 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 TITAN METALLURGY, L.L.C. 1040

(A2LA Cert. No. 3990.01) 03/06/2026 Page 1 of 3 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 UNITED TECHNICAL, INC. d/b/a United Technical Solutions, LLC 1081 E. North Territorial Road Whitmore Lake, MI 48189 Richar

(A2LA Cert. No. 5669.14) REVISED 02/09/2024 Page 2 of 5 Test(s): Test Method(s): Ceramic Tiles, Grouts & Adhesives (cont.): Tensile Adhesion Strength After Heat Aging ISO 13007-1; ISO 13007-2; BS EN 12004-1; BS EN 12004-2 Tensi

(A2LA Cert. No. 1299.01) Revised 01/24/2025 Page 2 of 2 SATELLITE LOCATION KIEH CORPORATION 201 Mississippi St., Unit 16D Gary, IN 66402 Lindsey Ruszkowski Phone: 708-544-8811 MECHANICAL Valid To: June 30

(A2LA Cert. No. 1938.01) 05/24/2024 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 INDUSTRIAL TESTING LABORATORY SERVICES (A DIVISION OF ALBA ENTERPRISES, LLC) 635 Alpha Drive – RIDC Park Pittsburgh, PA 15238

(A2LA Cert. No. 6037.02) 06/27/2024 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 SIEMENS ENERGY, INC CHARLOTTE MATERIALS AND JOINING CENTER LABS 5101 Westinghouse Blvd Charlotte NC, 28273 Babak Zandia

(A2LA Cert. No. 3430.01) Revised 09/05/2025 Page 2 of 3 Test Method: Test Description: Charpy Impact (< 590) ft-lbs; (175 to -452) °F ASTM A370, E23; ASME IX; AWS B4.0; ASTM A923 Method B, ASTM A1084 Method B Chemical Analysis (S

(A2LA Cert. No. 1046.04) 10/08/2024 Page 1 of 4 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 FASTENAL COMPANY LABORATORY - SHANGHAI Plant B, Building A5, No.3802 Shengang Road, Songjiang District,

(A2LA Cert. No. 0234.01) 08/04/2025 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 BBC FASTENERS, LLC 4210 Shirley

(A2LA Cert. No. 2949.01) Revised 01/15/2026 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 MODERN INDUSTRIES, INC 613 West 11th Street Erie, PA 16501 Abhijit Deokar Phone: 814 455 8061 Abhijitd@modernind

(A2LA Cert. No. 3725.02) 11/03/2025 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 HEAVY ENGINEERING INDUSTRIES & SHIPBUILDING CO. K.S.C (PUBLIC) (HESICO) TESTING & CALIBRATION LABORATORY Shuaiba Industrial Area (We

(A2LA Cert. No. 0093.02) Revised 12/08/2025 Page 2 of 6 Test(s): Test Method(s): Tension ASTM A370, ASTM B557, ASTM B557M, ASTM E8; EN 2002-1; ISO 6892-1 Cryogenic Tensile SOP 94.002; ISO 6892-3 Mechanical Testing (Dynamic)1 Cra

(A2LA Cert. No. 3152.01) 05/23/2025 Page 2 of 4 Test Test Method(s) Corrosion Testing Intergranular Attack in Austenitic Stainless Steels ASTM A262 (Practices A, B, E, and F) Intergranular Attack in Ferritic Stainless Steels AS

(A2LA Cert. No. 0188.01) Revised 03/04/2026 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 ELEMENT MATERIALS TECHNOLOGY GARY 2090 East 15th Avenue Gary, IN 46402 Jeff Romain Phone: 847 779 6953 Email: je

(A2LA Cert. No. 0284.02) 08/30/2024 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 PROFESSIONAL SERVICE INDUSTRIES, INC. PORTLAND, OREGON DIVISION 6032 North Cutter Circle, Suite #480 Portland, OR 97217 Bethin

(A2LA Cert. No. 3065.01) 11/06/2024 Page 2 of 2 Test Technology: I. Mechanical Tests Continued Test Methods: Uniaxial Tensile ASTM A370, B557, D412, D638, E8/E8M, E21 Compression Testing of Metallic Materials at Roo

(A2LA Cert. No. 1046.01) Revised 09/16/2025 Page 5 of 5 SATELLITE 15009 Lee Rd. Houston, TX 77032 Test Hardness Test Methods Rockwell (B, C) Hardness So

(A2LA Cert. No. 1281.01) 02/05/2025 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 TC INDUSTRIES TEST CENTER 3703 S. Route 31 Crystal Lake, IL 60012 Ken Rueff Phone: 815 333 8343 MECHANICAL

(A2LA Cert. No. 7783.01) Revised 12/16/2025 Page 3 of 27 Test Method: Test Description: AS 1530.1 Methods for fire tests on building materials, components, and structures – Part 1: Combustibility test for materials ASTM A90 Sta

(A2LA Cert. No. 3119.01) Revised 11/04/2025 Page 2 of 3 Test Method: Tension Test (Metallic Materials) Test(s): API 6A, 5L X60,1104; ASTM A370 Section(s) 7-14, B557/B557M, E8/E8M; API 934-A, 943-E; ASME BPVC Section VIII Div

(A2LA Cert. No. 0098.03) REVISED 04/16/2025 Page 5 of 7 Test(s): Test Method(s): Wedge Tensile of Full Sized Threaded Fasteners Welder Procedure and Welder Qualification Testing AASHTO T244; ASTM A370, F606/F606M; ISO 8

(A2LA Cert. No. 0358.02) 02/12/2025 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO 17025:2017 CHARTER STEEL SAUKVILLE ROLLING DIVISION 1658 Cold Springs Drive Saukville, WI 53080 Douglas Jones Phone: 262 268 2409 MECHAN