Trinity Metals Laboratory

NVLAP Lab Code: 200654-0

Address and Contact Information:

4001 Irving Blvd.
P.O. Box 568887
Dallas, TX 75356-8887
Contact: Mr. Michael S. Beaton, P.E.
Phone: 214-589-7599
Fax: 214-589-7594
E-Mail: michael.beaton@trin.net
Send E-Mail to Laboratory: Trinity Metals Laboratory
URL: http://www.TrinityMetalsLaboratory.com

NVLAP Accreditation Information

Listed below is the scope of accreditation for this laboratory as of February 10, 2012. For additional information, contact NVLAP at (301) 975-4016.

Send E-Mail to NVLAP at: NVLAP@nist.gov

Fasteners & Metals

Accreditation Valid From: January 1, 2012 Through: December 31, 2012

Chemical Analysis

  • Optical emission spectrochemical analysis

[FA/457] ASTM E415
Method for Optical Emission Vacuum Spectrometric Analysis of Carbon and Low-Alloy Steel

[FA/459] ASTM E1086
Method for Optical Emission Vacuum Spectrometric Analysis of Stainless Steel by the Point-to-Plane Excitation Technique

[FB/1272] ASTM E1999
Standard Test Method for Analysis of Cast Iron Using Optical Emission Spectrometry

Mechanical and Physical Testing and Inspection

  • Axial tensile strength of full-size threaded fasteners

[FA/265] ASTM A370

[FA/266] ASTM F606
Standard Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners, Washers, and Rivets. Sections 3.4.1 through 3.4.3: Axial Tension Testing of Full Size Products

[FA/267] ASTM F606M

[FA/530] ASTM E8
Standard Test Methods for Tension Testing of Metallic Materials

  • Bend Test for Steel

[FA/503] ASTM A370
Standard Test Methods and Definitions for Mechanical Testing of Steel Products, Part 14, Bend Test

[FB/1273] ASME Sec. II, Part A, SA-370
SA-370 Test Methods and Definitions for Mechanical Testing of Steel Products - ASTM A 370-02 E1

  • Bend Test for Welds

[FB/1275] ASME Sec. IX
BPCV SECTION IX Welding and Brazing Qualifications - Non-Interfiled

[FB/1276] AAR Appendix W - Bend Test
Bend test for welding of tank cars.

[FB/1279] ANSI/AWS D1.1, Structural Welding Code
Bend test for structural steel welding.

[FB/1280] ANSI/AWS D1.5, Bridge Welding Code
Bend test for bridge welding, AASHTO BWC-4.

[FB/1281] ANSI/AWS D15.1, Railroad Welding Specification
Bend test for railroad welding, cars and locomotives.

  • Brinell hardness of fasteners

[FA/186] ASTM E10
Standard Test Method for Brinell Hardness of Metallic Materials

  • Charpy impact (u-notch) testing

[FA/517] ASTM E23
Standard Test Methods for Notched Bar Testing of Metallic Materials

  • Charpy impact (v-notch) testing

[FA/212] ASTM E23
Standard Test Methods for Notched Bar Impact Testing of Metallic Materials

[FB/1265] ASTM A923
Standard Test Methods for Detecting Detrimental Intermetallic Phase in Duplex Austenitic/Ferritic Stainless Steels, Test Method B - Charpy Impact Test for Classification of Structures of Duplex Stainless Steels.

  • Flattening Test for Tubing

[FB/1266] ASTM A370
Standard Test Methods and Definitions for Mechanical Testing of Steel Products, Section A2.5.1.1, Flattening Test.

[FB/1274] ASME Sec. II, Part A, SA-370
SA-370 Test Methods and Definitions for Mechanical Testing of Steel Products - ASTM A 370-02 E1

  • Intergranular corrosion susceptibility in austenitic stainless steel fasteners

[FA/173] ASTM A262
Standard Practices for Detecting Susceptibility to Intergranular Attack in Austenitic Stainless Steels, Sections 15 to 21, Practice C - Nitric Acid Test for Detecting Susceptibility to Intergranular Attack in Austenitic Stainless Steels

[FA/174] ASTM A262
Standard Practices for Detecting Susceptibility to Intergranular Attack in Austenitic Stainless Steels, Sections 3 to 7, Practice A - Oxalic Acid Etch Test for Classification of Etch Structures of Austenitic Stainless Steel

[FA/545] ASTM A262
Standard Practices for Detecting Susceptibility to Intergranular Attack in Austenitic Stainless Steels, Sections 22-31, Practice E - Copper-Copper Sulfate-Sulfuric Test

[FB/1258] ASTM A262
Standard Practices for Detecting Susceptibility to Intergranular Attack in Austenitic Stainless Steels, Sections 8-14, Practice B - Ferric Sulfate - Sulfuric Acid Test.

  • Measurement of fastener coating thickness - weight of coating

[FA/164] ASTM A90
Standard Test Method for Weight [Mass] of Coating on Iron and Steel Articles With Zinc or Zinc-Alloy Coatings

  • Microhardness of fasteners

[FA/189] ASTM E384
Standard Test Method for Microhardness of Materials

  • Proof load of full-size externally threaded fasteners

[FA/225] ASTM A370
Standard Test Method and Definitions for Mechanical Testing of Steel Products Annex A3 - Steel Fasteners, Sections A3.2.1.1 through A3.2.1.3 : Proof Load

[FA/226] ASTM F606

[FA/229] SAE J429
Mechanical and Material Requirements for Externally Threaded Fasteners

[FA/467] ASTM F606M
Standard Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners, Washers, and Rivets (Metric) Sections 3.2.1 through 3.2.3: Proof Load (Length Measurement)

  • Proof load of internally threaded fasteners (nuts)

[FA/236] ASTM F606
Standard Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners, Washers, and Rivets. Section 4.2: Proof Load Test

[FA/237] ASTM F606M
Standard Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners, Washers, and Rivets (Metric) Section 4.2: Proof Load Test

  • Rockwell hardness of fasteners

[FA/197] ASTM E18 (A, B, & C)
Standard Test Methods for Rockwell Hardness and Rockwell Superficial Hardness of Metallic Materials

  • Rockwell superficial hardness of fasteners

[FA/205] ASTM E18
Standard Test Methods for Rockwell Hardness and Rockwell Superficial Hardness of Metallic Materials

  • Tension testing of machined specimens from externally threaded fasteners

[FA/278] ASTM A370

[FA/279] ASTM F606

[FA/280] ASTM F606M

[FB/1043] ASTM B557
Tension Testing Wrought and Cast Aluminum- and Magnesium-Alloy Products

  • Vickers hardness - test forces from 9.807 to 1176 N (1 to 120 kgf)

[FA/492] ASTM E92
Standard Test Method for Vickers Hardness of Metallic Materials

  • Wedge tensile strength of full-size threaded fasteners

[FA/289] ASTM A370
Standard Test Method and Definitions for Mechanical Testing of Steel Products, Annex A3 - Steel Fasteners, Section A3.2.1.5: Tension Testing of Full Size Bolts with a Wedge, and Section A3.2.1.6: Wedge Testing of HT Bolts Threaded to Head

[FA/290] ASTM F606

[FA/291] ASTM F606M

  • Yield strength of full-size externally threaded fasteners

[FA/298] ASTM F606

[FA/299] ASTM A370

[FA/300] ASTM F606M

Metallography

  • Decarburization and case depth measurement in fasteners

[FA/328] SAE J121
Decarburization in Hardened and Tempered Unified Threaded Fasteners

  • Determination of grain size of fasteners

[FA/331] ASTM E112
Standard Test Methods for Determining Average Grain Size

  • Macroscopic examination of steel

[FA/484] ASTM E381
Standard Method of Macroetch Testing Steel Bars, Billets, Blooms, and Forgings.

[FA/511] ASTM E340
Standard Test Method for Macroetching Metals and Alloys

  • Microscopic examination of steel

[FB/1179] ASTM E45
Determining the Inclusion Content of Steel

[FB/1259] ASTM A923
Standard Test Methods for Detecting Detrimental Intermetallic Phase in Duplex Austenitic/Ferritic Stainless Steels, Test Method C - Ferric Chloride Corrosion Test for Classification of Structures of Duplex Stainless Steels

[FB/1264] ASTM A923
Standard Test Methods for Detecting Detrimental Intermetallic Phase in Duplex Austenitic/Ferritic Stainless Steels, Test Method A - Sodium Hydroxide Etch Test for Classification of Etch Structures of Duplex Stainless Steels

[FB/1354] ASTM E562
Determining Volume Fraction by Systematic Manual Point Count

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