Sundram Fasteners Limited (Inhouse test laboratory)

NVLAP Lab Code: 200212-0

Address and Contact Information:

Padi
Chennai (Madras),Tamil Nadu 600 050
INDIA
Contact: Mr. N. Balakrishnan
Phone: 91-44-26258460
Fax: 91-44-26257493
E-Mail: balakrishnan.n@padi.sfl.co.in
Send E-Mail to Laboratory: Sundram Fasteners Limited (Inhouse test)

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: October 1, 2011 Through: September 30, 2012

Dimensional Inspection

  • Dimensions of ISO grade A and B fasteners

[FA/408] ISO 4759-1
Tolerances for Fasteners - Part 1: Bolts, Screws, and Nuts with Thread Diameters between 1.6 (inclusive) and 150 mm (inclusive) and Product Grades A, B, and C

  • Dimensions of ISO grade C fasteners

[FA/410] ISO 4759-1
Tolerances for Fasteners - Part 1: Bolts, Screws, and Nuts with Thread Diameters between 1.6 (inclusive) and 150 mm (inclusive) and Product Grades A, B, and C

  • Dimensions of fasteners - flange screw heads and flange nuts

[FA/669] ISO 4161
Hexagon Nuts with Flange - Product Grade A

[FA/670] ISO 4162
Hexagon Flange Bolts - Small Series

  • Dimensions of fasteners - straightness

[FA/668] ISO 4759-1
Tolerances for Fasteners - Part 1: Bolts, Screws, and Nuts with Thread Diameters between 1.6 (inclusive) and 150 mm (inclusive) and Product Grades A, B, and C

  • Dimensions of general purpose fasteners and high-volume machine assembly fasteners

[FA/665] ISO 4759-1
Tolerances for Fasteners - Part 1: Bolts, Screws, and Nuts with Thread Diameters between 1.6 (inclusive) and 150 mm (inclusive) and Product Grades A, B, and C

  • Dimensions of special purpose fasteners and fasteners for highly specialized engineered ap

[FA/666] ISO 4759-1
Tolerances for Fasteners - Part 1: Bolts, Screws, and Nuts with Thread Diameters between 1.6 (inclusive) and 150 mm (inclusive) and Product Grades A, B, and C

  • External thread parameters - SAE fastener with MJ metric screw threads

[FA/389] SAE MA1566
Gaging Practice and Gage Requirements for MJ Metric Screw Threads

[FA/661] ISO 4759-1
Tolerances for Fasteners - Part 1: Bolts, Screws, and Nuts with Thread Diameters between 1.6 (inclusive) and 150 mm (inclusive) and Product Grades A, B, and C

[FA/662] ISO 1502
ISO General Purpose Metric Screw Threads - Gauges and Gauging

  • External thread parameters - system 21

[FA/659] ISO 4759-1
Tolerances for Fasteners - Part 1: Bolts, Screws, and Nuts with Thread Diameters between 1.6 (inclusive) and 150 mm (inclusive) and Product Grades A, B, and C

[FA/660] ISO 1502
ISO General Purpose Metric Screw Threads - Gauges and Gauging

  • Internal thread parameters - ISO

[FA/402] ISO 1502
ISO General Purpose Metric Screw Threads - Gauging

[FA/664] ISO 4759-1
Tolerances for Fasteners - Part 1: Bolts, Screws, and Nuts with Thread Diameters between 1.6 (inclusive) and 150 mm (inclusive) and Product Grades A, B, and C

  • Internal thread parameters - SAE fastener with MJ metric screw threads

[FA/979] ISO 4759-1
Tolerances for Fasteners - Part 1: Bolts, Screws, and Nuts with Thread Diameters between 1.6 (inclusive) and 150 mm (inclusive) and Product Grades A, B, and C

  • Surface texture

[FB/1207] IS 3073
Indian Standard for the Assessment of Surface Roughness

Mechanical and Physical Testing and Inspection

  • Axial tensile strength of full-size threaded fasteners

[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/270] ISO 898-1
Mechanical Properties of Fasteners Made of Carbon Steel and Alloy Steel - Part 1: Bolts, Screws and Studs. Section 8.2: Tensile Test for Full-Size Bolts, Screws and Studs.

[FA/273] SAE J429
Mechanical and Material Requirements for Externally Threaded Fasteners

  • Brinell hardness of fasteners

[FA/466] ISO 6506
Metallic Materials - Hardness Test - Brinell Test

  • Charpy impact (u-notch) testing

[FB/1300] IS 1499 : BS 131
Charpy U-Notch Impact Test on Metals

  • Cone proof load of internally threaded fasteners (nuts)

[FA/223] SAE J122
Surface Discontinuities on Nuts Section 4.3: Cone Proof Load Test

[FB/1314] IS 1367
Technical Supply Conditions for Threaded Steel Fasteners - Part 1: General Requirements for Bolts, Screws and Studs

  • Measurement of fastener coating thickness - magnetic methods

[FA/153] ASTM B499
Standard Test Method for Measurement of Coating Thicknesses by the Magnetic Method: Nonmagnetic Coatings on Magnetic Basis Metals

  • Measurement of fastener coating thickness - weight of coating

[FB/1301] Cummins 3-06-251
Measurement of Fastener Coating Thickness - Weight of Coating, Zinc Phosphate Finish

  • Microhardness of fasteners

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

[FA/191] ISO 6507-2
Metallic Materials - Vickers Hardness Test - Part 2: HV 0.2 to < HV 5

  • Proof load of full-size externally threaded fasteners

[FA/226] ASTM F606
Standard Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners, Washers, and Rivets. Sections 3.2.1 through 3.2.3: Proof Load (Length Measurement)

[FA/228] ISO 898-1
Mechanical Properties of Fasteners Made of Carbon Steel and Alloy Steel - Part 1: Bolts, Screws and Studs. Section 8.5: Proof Load Test for Full Size Bolts and Screws.

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

[FA/230] SAE J1216
Test Methods for Metric Threaded Fasteners, Section 3.3: Proof Load (Length Measurement)

[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

[FA/239] ISO 898-2
Mechanical Properties of Fasteners - Part 2: Nuts with Specified Proof Load Values - Coarse Thread. Section 8.1: Proof Load Test

[FA/240] ISO 898-6
Mechanical Properties of Fasteners - Part 6: Nuts with Specified Proof Load Values - Section 8.1 Proof Load test

[FA/241] SAE J995
Mechanical and Material Requirements for Steel Nuts. Section 5.1: 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

[FB/1348] ISO 6508-1
Metallic Materials - Rockwell Hardness Test - Part 1: Test Method (Scales A, B, & C)

  • Salt spray testing of fasteners

[FA/166] ASTM B117
Standard Test Method of Salt Spray (Fog) Testing

  • Tension testing of machined specimens from externally threaded fasteners

[FA/279] ASTM F606
Standard Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners, Washers, and Rivets. Section 3.6: Tension Testing of Machined Test Specimens

[FA/280] ASTM F606M
Standard Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners, Washers, and Rivets (Metric) Section 3.6: Tension Testing of Machined Test Specimens

[FA/282] ISO 898-1
Mechanical Properties of Fasteners Made of Carbon Steel and Alloy Steel - Part 1: Bolts, Screws and Studs. Section 8.1: Tensile Test for Machined Test Pieces.

[FA/283] SAE J429
Mechanical and Material Requirements for Externally Threaded Fasteners

  • 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

[FA/658] ISO 6507-1
Metallic Materials - Vickers Hardness Test - Part 1: HV 5 to HV 100

  • Wedge tensile strength of full-size threaded fasteners

[FA/290] ASTM F606
Standard Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners, Washers, and Rivets. Section 3.5: Wedge Tension Testing of Full Size Bolts

[FA/291] ASTM F606M
Standard Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners, Washers, and Rivets (Metric) Section 3.5: Wedge Tension Testing of Full Size Products

[FA/294] ISO 898-1
Mechanical Properties of Fasteners Made of Carbon Steel and Alloy Steel - Part 1: Bolts, Screws and Studs. Section 8.6: Test for Tensile Strength Under Wedge Loading of Full-Size Bolts and Screws (Not Studs).

[FA/468] SAE J429
Mechanical and Material Requirements for Externally Threaded Fasteners

[FA/469] SAE J1216
Test Methods for Metric Threaded Fasteners, Section 3.6: Wedge Tensile Strength

  • Yield strength of full-size externally threaded fasteners

[FA/298] ASTM F606
Standard Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners, Washers, and Rivets. Section 3.2.4 (Proof Load) Method 2, Yield Strength

[FA/300] ASTM F606M
Standard Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners, Washers, and Rivets (Metric) Section 3.2.4: (Proof Load) Method 2, Yield Strength

Metallography

  • Decarburization and case depth measurement in fasteners

[FA/323] ASTM E1077
Standard Test Methods for Estimating the Depth of Decarburization of Steel Specimens

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

[FA/329] SAE J419
Methods of Measuring Decarburization

[FA/330] SAE J423
Methods of Measuring Case Depth

  • Determination of grain size of fasteners

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

[FA/333] SAE J418
Grain Size Determination of Steels

  • Macroscopic examination of steel

[FA/334] ISO 6157-1
Fasteners - Surface Discontinuities - Part 1: Bolts, Screws, and Studs for General Requirements

[FA/335] ISO 6157-3
Fasteners - Surface Discontinuities - Part 3: Bolts, Screws, and Studs for Special Requirements

[FA/336] SAE J123
Surface Discontinuities on Bolts, Screws, and Studs in Fatigue Applications

  • Surface discontinuities of externally threaded fasteners

[FA/357] ASTM F788/788M
Surface Discontinuities of Bolts, Screws, and Studs, Inch and Metric Series

[FA/361] SAE J123
Surface Discontinuities on Bolts, Screws, and Studs in Fatigue Applications

  • Surface discontinuities of internally threaded fasteners

[FA/365] SAE J122
Surface Discontinuities on Nuts

[FA/865] ASTM F812/F812M
Standard Specification for Surface Discontinuities of Nuts, Inch and Metric Series

Nondestructive Inspection

  • Magnetic particle inspection of fasteners

[FA/374] ASTM E709
Standard Practice for Magnetic Particle Examination

[FA/378] SAE J420
Magnetic Particle Inspection

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