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Link Engineering Company Purchases SERVO2000 in Milan Italy.

by IBT Online | Aug 3, 2016 | What's New

Plymouth, MI – Link Engineering Company, a leading global supplier of precision testing equipment and provider of comprehensive testing services, proudly announces our acquisition of SERVO2000, to expand our Sales, Service and Testing support to customers in...

LINK High-Speed Rail Dyno in Beijing

by IBT Online | Jul 7, 2016 | What's New

Link Engineering Company recently won a project to deliver a high-speed rail dynamometer to Beijing in 2017. China is the fastest growing region for railway development, where the bounds of high-speed rail technology are now regularly pushed to the limit. LINK is...

Carlos Agudelo Elected Chairman of SAE Brake Dynamometer Committee

by IBT Online | Jul 7, 2016 | What's New

Link Engineering Company would like to congratulate Carlos Agudelo, Director of Technology Development for Laboratory Testing at LINK, on his election as Chairman of the SAE Brake Dynamometer Committee. At LINK, Carlos is responsible for the development of new test...

LINK Annual Picnic

by IBT Online | Jul 7, 2016 | What's New

A treasured tradition at LINK for over 60 years, the LINK annual picnic connects LINK colleagues outside of the office and brings together family and friends for a day of food, games, and memories. Held annually on a Saturday in June, the picnic is our opportunity to...

LINK’s Growth in China Vehicle Testing

by IBT Online | Jul 7, 2016 | What's New

With car sales in China surging, a new customer market is emerging. Educated consumers are demanding safer and higher quality vehicles, which in turn has led to international OEM’s and suppliers localizing their vehicle development and validation program capabilities....

Terry Woychowski Elected as Chairman of the Board of Trustees of Michigan Technological University

by IBT Online | Jun 1, 2016 | What's New

Link Engineering Company would like to congratulate Terry Woychowski, Vice President of North America Test Operations at LINK, on his election as the Chairman of the Board of Trustees of Michigan Technological University (MTU). Terry graduated from MTU in 1978 with a...

Running for a cause, LINK employees run with thousands at the 12th Annual Pat’s Run.

by IBT Online | Jun 1, 2016 | What's New

Pat’s Run is a 4.2 Mile Run/Walk honoring Pat Tillman, an American football player who left his professional career in the aftermath of the September 11th attacks to enlist in the United States Army. An Army Ranger, Pat served several combat tours in Iraq and...

Come Visit LINK at the Automotive Testing Expo in Stuttgart, Germany!

by IBT Online | Jun 1, 2016 | What's New

Link Engineering Company is exhibiting at the Automotive Testing Expo in Stuttgart Germany. The event is on its second day and will continue on through June 2nd. Stop by our booth at stand number 1126 in Hall 1, the event is free of charge and you will see LINK among...

LINK develops a roadmap for NA Testing Operations

by IBT Online | Jun 1, 2016 | What's New

The LINK staff recently participated in a SWOT analysis and technology planning workshop specifically for our NA test operations. Led by Carlos Agudelo, a LINK team of testing leadership consisting of Jerry Shavrnoch, David Domine, Greg Smith, John Ligerakis and Terry...

In Memoriam: John Pross

by IBT Online | May 16, 2016 | What's New

Link Engineering would like to recognize a talented, exuberant, and loving man, John Pross, who passed away Friday, April 29, 2016 at the age of 91. Born January 2, 1925 in Warsaw, Poland, John lived a full life. A craftsman at heart, John led the LINK Fabrication...

Brakes

Type of Test	Test Highlights	Equipment Used	Example Procedures
Chemical Testing	Measurement of copper, asbestos and other elements in brake friction materials	ICP-OES / PLM	J2975
Materials Testing	Physical properties including quality control for friction, wear, compressive strain, shear strength, corrosion resistance, swell and growth	Chase Machine / Compressibility Machine/ Shear Machine / Corrosion Chamber / Environmental Chamber / Oven	J661, ISO 6310, ISO 6311, ISO 6312, ABNT NBR 9301, ABNT NBR 5505, ABNT NBR 5537, ASTM B117
Frequency Response	Component Frequency Response	Laser Vibrometer Test Stand	SAE J2933, J3001, J2598, L-4375
Structural Fatigue and Durability	Breaking strength, cyclic fatigue	Servo Hydraulics, Torque Flex	J2995, C419, C441, GMW18022
Caliper Fingerprinting	Caliper characteristics such as knockback, rollback, fluid displacement, deflection...	Caliper Test Bench / Brake Dynamometer	L-4177, PF.90257
Brake Drag and DTV	Residual drag, disc thickness variation, brake feel and vehicle fuel mileage	Off Brake Drag Stand / Brake Dynamometer	J2923, GMW14926, GMW14351, PF.90257, L-13080
Performance	Hydraulic, air and electric brakes, friction levels, stopping distance, corrosion, cleanability, brake torque variation, rotor cracking, regulation, stability control, coastdown	Brake Dynamometer, Model 4000 DAS	J2784, J2928 IS026867, GMW14985, PF.90210, PF.90244, L-405, FMVSS 121, FMVSS 122, FMVSS 105, FMVSS 135, FMVSS 126, FMVSS 136, ECE R13H, AMS
Wear	Rotor wear, drum wear, lining wear, DTV, durability, city traffic, suburban traffic	Brake Dynamometer, Model 4000 DAS	J2707, USCT, L-423, PF.90244, Los Angeles, Detroit, Phoenix, Birmingham, Marquette
NVH	Brake squeal during drag and decel events at different temperatures, pressure and torque levels	NVH Brake Dynamometer	J2521, L420, 1430, GMW17427, PF. 90244
Brake Emissions	Brake dust particle size, count, concentration and mass	Brake Dynamometer	WLTP, CARB, Duty cycle

Tires

Type of Test	Test Highlights	Equipment Used	Example Procedures
Parking Forces	Allows proper sizing of power steering components	Force and Motion	LINK Parking Forces
Tire Footprint	Determines the contact patch geometry	Force and Motion	Tire Footprint
Tire Modeling	Determine tire inertia which is then used Ftire and other models and simulations	Inertia Machine	LINK Tire Inertial Properties
	On-center parking effort test for Ftire input	Force and Motion	SWP
	Determine static stiffness (X, Y, Z, Alpha) for Ftire input	Static Stiffness Machine	SAE Static Stiffness
	Determine how the tire envelopes an obstacle	Cleat Machine	J2731
	Measure the forces and moments generated at a high frequency response spindle when the tire impacts a cleat	Cleat Machine	J2730
Braking and Cornering Performance	Determine the straight line braking performance of a tire	Force and Motion	J2673
	Determine the free rolling cornering properties of a tire	Force and Motion	SAE TIME, J1987, SWP
	Measure the combined cornering and braking performance of a tire	Force and Motion	J2675
Tire Stiffness	Measure rolling vertical stiffness of a tire at speed		Rolling Vertical Stiffness
Rolling Resistance	Measure tire rolling resistance using a drum	Force and Motion, Rolling Resistance	J1269, J2452
Tire Wear	Assess tire wear in the lab	Force and Motion	LINK Wear Test
Tire NVH	Test tire sizzle, cornering noise, pass-by noise, steering wheel dither, freeze crack impacts, high speed uniformity and imbalance sensitivity	Force and Motion, Dynamometer, Model 4000 DAS	Noise, Vibration, Harshness

Wheels

Type of Test	Test Highlights	Equipment Used	Example Procedures
Chemical	Evaluates filiform corrosion on painted aluminum wheels and painted aluminum trim	ICP-OES	ASTM E3061
Wheel Corrosion and Coatings	Evaluates filiform corrosion, tape adhesion, degree of rusting on painted aluminum wheels and painted aluminum trim	Corrosion Chamber	SAE J2635, ASTM B368, ISO 9227, ISO 2409, ASTM D3599, ABNT NBR 11003, ASTM D610, ASTM D1654
Wheel Fatigue	Load simulation test of aluminum alloy wheels	Biaxial	BMW QV36026, SAE J2562, FORD L-307, GMW14340
	Dynamic Cornering Fatigue and Dynamic Radial Fatigue - Steel wheels	Eccentric Mass and Radial	ABNT NBR 6750
	Rotational fatigue, Radial load fatigue and biaxial load fatigue of steel and aluminum wheels	Eccentric Mass, Radial and Biaxial	ABNT NBR 6751
	Dynamic Cornering Fatigue and Dynamic Radial Fatigue and Impact resistance of temporary use and normal highway use aluminum wheels	Eccentric Mass, Radial and Drop Test	ABNT NBR 6752
	Wheel Radial Fatigue	Radial	GMW14909
Wheel Impact	Wheel Inboard Rim Flange Vertical Impact	Drop Test	GMW15321
	Wheel radial impact	Drop Test	CETP 04.04-L300
	Wheel Lateral Impact	Drop Test	GMW14910, SAE J175
Wheel Stiffness	Frequency Response Function (FRF)	Frequency Response	GMW14876
Wheel Stiffness	Deformation of the wheel	Servo Hydraulics	J2315
Center cap heat resistance	Center Cap deformation under elevated temperature conditions	Bench Test	Brake Heat Center Cap

Hubs/Bearings

Type of Test	Test Highlights	Equipment Used	Example Procedures
Wheel Bearing	Water intrusion and durability when exposed to mud and salt	Bearing Test Stand	LINK Hub and Bearing, GMW16306, GMW16310
	Passenger car, sport/performance and open bed vehicle wheel bearing spalling	Bearing Test Stand	GMW16311, GMW16308, GMW16309
	Brinelling resistance validates long-term reliability/durability	Bearing Test Stand	GMW16305
	Rotary fatigue life	Rotary Fatigue Machine	GMW16325
Wheel Hub	Rotary bending fatigue life characteristics	Rotary Fatigue Machine	GMW14249
Hub/Bearing	Evaluate hub and bearing performance, durability, seals and NVH when exposed to extreme environmental effects such as temperature and mud/salt solution	Bearing Test Stand/Rotary Fatigue	TIP-000037A, LINK Hub and Bearing, SAE J1095, LINK Impact
Hub Fatigue	Hub fatigue using biaxial loading	Biaxial Test Stand	SAE J2562

Link Engineering Company Purchases SERVO2000 in Milan Italy.

LINK High-Speed Rail Dyno in Beijing

Carlos Agudelo Elected Chairman of SAE Brake Dynamometer Committee

LINK Annual Picnic

LINK’s Growth in China Vehicle Testing

Terry Woychowski Elected as Chairman of the Board of Trustees of Michigan Technological University

Running for a cause, LINK employees run with thousands at the 12th Annual Pat’s Run.

Come Visit LINK at the Automotive Testing Expo in Stuttgart, Germany!

LINK develops a roadmap for NA Testing Operations

In Memoriam: John Pross

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