ga('set', 'userId', {{USER_ID}}); // Set the user ID using signed-in user_id. Calabration Reference Standard

Surface Roughness Standards

Mahr  Certified Dual Roughness Master   2238983

Surface roughness standard with two areas: sinusoidal for calibration, and triangular for stylus check

Ra=3µm /118µin Ra=0.4µm/16µin.

Certified to the value of the standard included parameters Ra, Rz, Rmax, PC (RPC) which are tracable to N.I.S.T.

 

mahr dual roughness standard

 

GAR Precision Reference Standard

 

is rectangular in shape, (2-1/2 x 3-3/4) mad of electroformed nickel and is rhodium plated for superior abrasion. The Precision Reference Standard is supplied in a leather case and includes certification traceable to N.I.S.T.

119.5 Ra value  16.1 stylus check

 

garr dual patch standard

 

Mahr Precision Reference  Standard   529-RS6

Ra 0.1μm (4 μin) Sm = 10μm

Certification available at additional cost

 

 

Mahr Precision Reference  Standard   2242058

Ra 0.3μm (12μin) Sm = 100μm

Certification available at additional cost

 

no photo

 

Mahr Precision Reference  Standard   2243692

Ra 0.5μm (20μin) Rz = 1.6  Sm = 50μm

Certified W/5μm stylus

 

single patch standard

 

Mahr Precision Reference  Standard   530-RS7

Ra 1.0μm (40μin) Sm = 50μm

Certification available at additional cost

 

no photo

 

Mahr Precision Reference  Standard   2248514

Ra 6.5μm (256μin) Sm = 135μm

Certification available at additional cost

 

no photo

 

Mahr Precision Reference  Standard

Ra 0.03μm (1.2μin) Rz .150μm (6.0μin)

Certification available  at additional cost

 

superfine standard

 

Mitutoyo Reference  Standard

Ra 2.94μm (116μin) Rmax (Ry) 9.3μm (366μin)

Certification available at additional cost

 

mitutoyo calibration patch

 

Starrett/Taylor Hobson Reference  Standard   112/1534

Ra 6μm (236)

Single Patch Roughness Standard, chrome. Not certified

 

taylor hobson standard

 

Mahr PGN Geometric Standards

 

Surface roughness standard with a sinusoidal groove profile for dynamic monitong of the roughness measuring station.

RA,RZ,Rmax. Optical flat.

 

 

 

pgn standard

 

 

PGN-1 Ra = 20μin/0.5μm RZ = 40μin /3.0μm           6820602

 Profile depth ca. 60μin/1.5μm

   groove distance ca. .0039”/10mm

  Certification available at additional cost

 

 

 

 PGN-3 Ra = 32μin/0.8μm RZ = 120μin /3.0μm         6820601

    Profile depth ca. 120μin/3μm

   groove distance ca. .0047”/12mm

   Certification available at additional cost

 

 

 

  PGN-10  Ra = 118μin/3.0μm RZ = 400μin /10.0μm    6820605

  Profile depth ca. 120μin/3μm

   groove distance  ca. .0047”/12mm

  Certification available at additional cost

 

 

Mahr Pocket Surf Reference Specimen

 

Ra = 118

 

certified

 

pocket surf standard

Phone 888-789-7277  *  724-789-7853  *  Fax 724-789-7288

 

superfine standard
mahr dual roughness standard

garr dual patch standard
pocket surf standard
no photo
single patch standard
no photo
no photo
mitutoyo calibration patch
taylor hobson standard

mahr dual roughness standard
garr dual patch standard
no photo
single patch standard
no photo
no photo
superfine standard
mitutoyo calibration patch
taylor hobson standard
pgn standard