Sundram Fasteners Limited (Inhouse Test Laboratory)

NVLAP Lab Code: 200736-0

Address and Contact Information:

Krishnapuram
Aviyur 626160
INDIA
Contact: Mr. N. Balakrishnan
Phone: 91-44-26258460
Fax: 91-44-26250462
E-Mail: nbk@padi.sfl.co.in
Send E-Mail to Laboratory: Sundram Fasteners Limited

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: April 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 fasteners - bearing surface squareness

[FA/936] ISO 4759-1
Tolerances for Fasteners - Part 1: Bolts, Screws, and Nuts with Thread Diameters between 1 (inclusive) and 150 mm (inclusive) and Product Grades A, B, and C

  • Dimensions of fasteners - flange screw heads and flange nuts

[FB/1318] ISO 4759-1
Tolerances for fasteners - Part 1: Bolts, screws, studs and nuts - Product grades A, B, and C

  • Dimensions of fasteners - gaging for slotted nuts

[FA/667] 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 - 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

  • External thread parameters - ISO

[FA/390] ISO 1502
ISO General Purpose Metric Screw Threads - Gauging

[FB/1313] 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

  • External thread parameters - system 21

[FB/1248] ANSI/ASME B1.16M
Gages and Gaging for Metric M Screw Threads

  • 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/401] SAE MA1566
Gaging Practice and Gage Requirements for MJ Metric Screw Threads

  • Internal thread parameters - system 21

[FA/946] ANSI/ASME B1.16M
Gages and Gaging for Metric M Screw Threads

  • 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/267] ASTM F606M
Standard Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners, Washers and Rivets (Metric) 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

  • Compression test of washers

[FA/677] JIS B1251
Spring Lock Washers

  • Cone proof load of internally threaded fasteners (nuts)

[FA/220] ASTM F606
Standard Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners, Washers, and Rivets. Section 4.3: Cone Proof Load Test

[FA/221] ASTM F606M
Standard Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners, Washers, and Rivets (Metric) Section 4.3: Cone Proof Load Test

[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

[FB/1315] ISO 10485
Cone proof load test on nuts

  • 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/1353] ASTM B767
Standard Guide for Determining Mass Per Unit Area of Electrodeposited and Related Coatings by Gravimetric and Other Chemical Analysis Procedures

  • Prevailing torque

[FA/217] IFI-100/107
Prevailing-Torque Type Steel Hex and Hex Flange Nuts, Regular and Light Hex Series

[FA/218] ISO 2320
Prevailing Torque Type Steel Hexagon Nuts - Mechanical and Performance Properties

  • 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/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/1308] ISO 6508-1
Metallic Materials - Rockwell Hardness Test - Part 1: Test Method (Scales A, B, C, 30N, & 30T)

  • 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

  • Twist test of lock washers

[FA/678] JIS B1251
Spring Lock Washers

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

[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

Metallography

  • Decarburization and case depth measurement in fasteners

[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/359] ISO 6157-1
Fasteners - Surface Discontinuities - Part 1: Bolts, Screws, and Studs for General Requirements

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

  • Surface discontinuities of internally threaded fasteners

[FA/363] ASTM F812
Standard Specification for Surface Discontinuities of Nuts, Inch Series

[FA/364] ASTM F812M
Standard Specification for Surface Discontinuities of Nuts, Metric Series

[FA/365] SAE J122
Surface Discontinuities on Nuts

[FA/727] ISO 6157-2
Fasteners - Surface Discontinuities - Part 2: Nuts

[FB/1317] ISO 10484
Widening test on nuts

Nondestructive Inspection

  • Magnetic particle inspection of fasteners

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

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