PERRY JOHNSON LABORATORY
ACCREDITATION, INC.

Certificate of Accreditation
Perry Johnson Laboratory Accreditation, Inc. has assessed the Laboratory of:Proto Manufacturing12350 Universal Drive, Taylor, MI 48180
2175 Solar Crescent, Oldcastle, Ontario N0R 1L0見本(Hereinafter called the Organization) and hereby declares that Organization is accredited
in accordance with the recognized International Standard:

ISO/IEC 17025:2005

This accreditation demonstrates technical competence for a defined scope and theoperation of a laboratory quality management system(as outlined by the joint ISO-ILAC-IAF Communiqué dated January 2009):

NDT, Mechanical and Chemical Testing-Residual Stress andRetained Austenite Measurement by X-Ray Diffraction(As detailed in the supplement)

Accreditation claims for such testing and/or calibration services shall only be made from addresses referenced within thiscertificate. This Accreditation is granted subject to the system rules governing the Accreditation referred to above, and theOrganization hereby covenants with the Accreditation body’s duty to observe and comply with the said rules.

For PJLA:
Initial Accreditation Date:

Issue Date:

Accreditation No.:

Certificate No.:

October 11, 2011

September 16, 2013

71619

L13-184-1______________________
Tracy Szerszen
President/Operations Manager

Perry Johnson Laboratory
Accreditation, Inc. (PJLA)
755 W. Big Beaver, Suite 1325
Troy, Michigan 48084

The validity of this certificate is maintained through ongoing assessments basedon a continuous accreditation cycle. The validity of this certificate should be
confirmed through the PJLA website: www.pjlabs.com

Page 1 of 2

Certificate of Accreditation: Supplement
Proto Manufacturing12350 Universal Drive, Taylor, MI 48180
William Boyer Phone: 734-946-0974

2175 Solar Crescent, Oldcastle, Ontario N0R 1L0
James Pineault Phone: 519-737-6330

Accreditation is granted to the facility to perform the following testing:
FIELD
OF TEST

Chemical andMechanical(NDT)
Mechanical(NDT)

ITEMS, MATERIALSOR PRODUCTSTESTED

SPECIFIC TESTS OR
PROPERTIESMEASURED

SPECIFICATION,
STANDARD METHOD ORTECHNIQUE USEDRANGE (WHERE
APPROPRIATE) AND
DETECTION LIMIT

Steel

Volume Fraction
Retained Austenite

ASTM E975
SAE SP-453

1 % to 100 %DL=1 %

Metal or Other
Crystalline

Residual StressMeasurement by
X-Ray Diffraction

SAE HS-784
ASTM E915

Fe: 7 MPa (1 ksi)
Al: 7 MPa (1 ksi)
Ti: 10 MPa (1.5 ksi)
To Material Yield
Strength Positive(Tensile) or Negative(Compressive)

見本Mechanical

Metal or Other
Crystalline

SolidsDetermining theEffective Elastic
Constants for X-Ray
Diffraction
Measurements ofResidual Stress
Residual StressMeasurement by theHole-Drilling
Strain-Gage Method

ASTM E1237 (Gages)
SAE HS-784
ASTM E1426

ASTM E837

DL=7 MPa (1 ksi)
4 x 104 MPa to
5 x 106 MPa(6 x 103 ksi to 7 x 104ksi)(Mg to TungstenCarbide) See Note 1
14 MPa (2 ksi) to 50%of the Material Yield
Strength
Positive (Tensile) orNegative (Compressive)
DL = 14 MPa (2 ksi)

1.

Values in this range have been measured. Similar accuracy and precision are expected for materials having
effective elastic parameters beyond this range.

Issue 9/13

This supplement is in conjunction with certificate #L13-184-1

Page 2 of 2

Perry Johnson Laboratory Accreditation, Inc.

September 16, 2013

Mr. William Boyer
Proto Manufacturing12350 Universal DriveTaylor, MI 48180

Dear Mr. Boyer:

見本This letter is to confirm that you have successfully completed your reaccreditation assessment.
A certificate has now been granted and posted on our website. As you are aware, PJLA will nolonger be issuing expiration dates on our certificates. Your certificate # L13-184-1 will remain
valid as long as you continue to maintain your annual assessments and reaccreditationassessments as stated in your customer agreement with PJLA. At this time, we have confirmedthat your annual assessments will be conducted during the month of August each calendar
year. This will include an interim surveillance assessment and a full system reassessment to becompleted by August 2015. Once your reassessment is conducted and approved by ouraccreditation committee a revised status letter will be provided to you. Please allow PJLA at
least 120 days from your assessment due date to issue this letter.
Please feel free to release this letter to any interested parties as confirmation of your certificate
validity. Also, please remind them that your certificate is posted on our website at all times.
Any changes in regards to your accreditation status will be reflected on our website.
We would like to thank you for your patronage over the past years and look forward tocontinuously serving your accreditation needs in the future. If we can assist you any further,please feel free to contact us at any time.

Sincerely,

Tracy Szerszen
President/Operations Manager

755 W. Big Beaver Rd. ∙ Suite 1325 ∙ Troy, MI 48084 ∙ Phone: 1-877-369-LABS or 248-519-2603 ∙ Fax: 248-213-0737