• DeFelsko PosiTest AIR Leak Tester

    DeFelsko PosiTest AIR Leak Tester
    Price: $2,945.00

    The DeFelsko PosiTest AIR Leak Tester quickly and easily detects air and water leaks in building envelopes and rigid air barrier systems
    Ideal for testing penetrations (fasteners, masonry ties, etc.) and continuity of joints and seams in rigid air barrier systems
    Manufacturer: Checkline







  • PosiTector 6000 Coating Thickness Gauges

    PosiTector 6000 Coating Thickness Gauges
    Price: $715.00 - $2,285.00

    DeFelsko Positector 6000 Coating Thickness Gauges are simple and durable precision instruments that use magnetic and eddy current principles to accurately measure coating thickness on both ferrous and non-ferrous metals
    Gauge body universally accepts all PosiTector 6000 (coating thickness), 200 (ultrasonic coating thickness), SPG (surface profile), DPM (environmental) and UTG (ultrasonic wall thickness) probes
    PosiTector 6000 F1 NSN: 6635-01-246-8868
  • DeFelsko PosiTector Inspection Kits

    DeFelsko PosiTector Inspection Kits
    Price: $1,570.00 - $2,525.00

    DeFelsko PosiTector Inspection Kit with a Coating Thickness Gauge, a Dew Point Meter and a Surface Profile Gauge Probe.
  • DeFelsko PosiTest PG Paint Inspection Gage

    DeFelsko PosiTest PG Paint Inspection Gage
    Price: $995.00

    Durable anodized aluminum housing
    Rotating cutting tip holder holds up to four cutting tips
    Powerful 50x microscope with precision optics and rotating scale in Imperial and Metric Units
  • DeFelsko Certified Stainless 8-Sided Wet Film Thickness Gage

    DeFelsko Certified Stainless 8-Sided Wet Film Thickness Gage
    Price: $80.00

    Durable stainless steel construction
    Includes Certificate of Accuracy
    40 notches for superior resolution - 5 notches per side
  • DeFelsko Stainless 6-sided Wet Film Thickness Gage

    DeFelsko Stainless 6-sided Wet Film Thickness Gage
    Price: $60.00

    Durable stainless steel construction
    Select from 6 measurement ranges
    Imperial versions include features for confirming 1/16" & 1/8" edge radius and edge chamfers (NACE SP0178, PA Guide 11)
  • DeFelsko Aluminum 4-sided Wet Film Thickness Gage

    DeFelsko Aluminum 4-sided Wet Film Thickness Gage
    Price: $20.00

    Economical aluminum construction
    Convenient 5.7 x 8.25 cm (2.25" x 3.25") card format
    Can be discarded, kept as a record of film thickness, or cleaned and reused
  • DeFelsko PRBFOOTKIT-D Probe Foot Rings

    DeFelsko PRBFOOTKIT-D Probe Foot Rings
    Price: $25.00

    Probe Foot Rings
    Protect coatings from unnecessary wear while using Scan or Fast mode to measure large objects
  • DeFelsko TS-5CG Commercial Grade Shim Set

    DeFelsko TS-5CG Commercial Grade Shim Set
    Price: $65.00

    TS-5CG Commercial Grade Shim Set
    Set includes five (5) shims
    Manufacturer: DeFelsko
    Warranty: One Year




  • DeFelsko PosiTest PT Pencil Hardness Test

    DeFelsko PosiTest PT Pencil Hardness Test
    Price: $145.00 - $445.00

    Determines the film hardness by pencil test (Wolff-Wilborn) in accordance with ISO 15184 and ASTM D3363
    Conforms to ISO 15184, ASTM D3363, JIS K-5600, BS 3900-E19, MIL C 27 227, ECCA-T4-1, SNV 37113, SIS184187, NEN 5350










  • DeFelsko PosiTest CMM Check Standard Concrete

    DeFelsko PosiTest CMM Check Standard Concrete
    Price: $575.00

    Easy-to-read digital display takes the guesswork out of analog scales
    Storage of 200 readings - stored readings can be viewed or downloaded
    Weatherproof, dustproof, and water-resistant - IP65-rated enclosure
  • DeFelsko CMMISKITB PosiTector CMM IS In Situ Concrete Moisture RH Meter, Basic Kit

    DeFelsko CMMISKITB PosiTector CMM IS In Situ Concrete Moisture RH Meter, Basic Kit
    Price: $445.00

    DeFelsko CMMISKITB PosiTector CMM IS In Situ Concrete Moisture RH Meter, Basic Kit: 3 CMM IS probes, 3 Saturated Salt Solutions, 3 Calibration Check Chambers, 3 Caps, Extraction Tool, Tape Measure, Ten A-76/LR-44 coin cell batteries
    Easily collect and report measurements in conformance with ASTM F2170

    Combined sleeve and probe design simplifies the installation process and does not require consumables


  • DeFelsko CMMISKITC PosiTector CMM IS In Situ Concrete Moisture RH Meter, Complete Kit

    DeFelsko CMMISKITC PosiTector CMM IS In Situ Concrete Moisture RH Meter, Complete Kit
    Price: $775.00

    DeFelsko CMMISKITC PosiTector CMM IS In Situ Concrete Moisture RH Meter, Complete Kit: 5 CMM IS probes, 5 Saturated Salt Solutions, 5 Calibration Check Chambers, 5 Caps, Extraction Tool, Tape Measure, Vacuum Tool Attachments, Ten A-76/LR-44 coin cell batteries, Hard shell carrying case
    Easily collect and report measurements in conformance with ASTM F2170

    Combined sleeve and probe design simplifies the installation process and does not require consumables


  • DeFelsko CMMISKITP3-E PosiTector CMM IS In Situ Concrete Moisture RH Meter, Pro Kit

    DeFelsko CMMISKITP3-E PosiTector CMM IS In Situ Concrete Moisture RH Meter, Pro Kit
    Price: $1,970.00

    DeFelsko CMMISKITP3-E PosiTector CMM IS In Situ Concrete Moisture RH Meter, Pro Kit: PosiTector DPM3 Advanced, 5 CMM IS probes, 5 Saturated Salt Solutions, 5 Calibration Check Chambers, 5 Caps, Extraction Tool, Tape Measure, Vacuum Tool Attachments, Ten A-76/LR-44 coin cell batteries, Hard shell carrying case
    Easily collect and report measurements in conformance with ASTM F2170

    Combined sleeve and probe design simplifies the installation process and does not require consumables


  • DeFelsko CMMIS1PK PosiTector CMM IS Expansion Kit, 1 Pack

    DeFelsko CMMIS1PK PosiTector CMM IS Expansion Kit, 1 Pack
    Price: $145.00

    DeFelsko CMMISKITB PosiTector CMM IS Expansion Pack, 1 Pack: 1 CMM IS probe, 1 Saturated Salt Solution, 1 Calibration Check Chamber, 1 Cap, 2 coin cell batteries
    Easily collect and report measurements in conformance with ASTM F2170
  • DeFelsko CMMIS4PK PosiTector CMM IS Expansion Pack, 4 Pack

    DeFelsko CMMIS4PK PosiTector CMM IS Expansion Pack, 4 Pack
    Price: $565.00

    DeFelsko CMMIS4PK PosiTector CMM IS In Situ Concrete Moisture RH Meter, 4 Pack: 4 CMM IS probes, 4 Saturated Salt Solutions, 4 Calibration Check Chambers, 4 Caps, 10 coin cell batteries
    Easily collect and report measurements in conformance with ASTM F2170
  • DeFelsko CMMIS16PK PosiTector CMM IS Expansion Pack, 16 Pack

    DeFelsko CMMIS16PK PosiTector CMM IS Expansion Pack, 16 Pack
    Price: $2,185.00

    DeFelsko CMMIS16PK PosiTector CMM IS In Situ Concrete Moisture RH Meter, 16 Pack: 16 CMM IS probes, 16 Saturated Salt Solutions, 16 Calibration Check Chambers, 16 Caps, 40 coin cell batteries
    Easily collect and report measurements in conformance with ASTM F2170













  • DeFelsko SST1-G PosiTector SST1 Soluble Salt Tester Standard Kit

    DeFelsko SST1-G PosiTector SST1 Soluble Salt Tester Standard Kit
    Price: $725.00

    DeFelsko SST1-G PosiTector SST1 Soluble Salt Tester Standard Kit
    Conductivity probe specifically designed for ISO 8502-6,9
    Solvent, acid, oil, water and dust resistant – weatherproof
    Long Form Certificate of Calibration showing traceability to NIST included.
  • DeFelsko SST3-G PosiTector SST3 Soluble Salt Tester Advanced Kit

    DeFelsko SST3-G PosiTector SST3 Soluble Salt Tester Advanced Kit
    Price: $1,175.00

    DeFelsko SST3-G PosiTector SST3 Soluble Salt Tester Advanced Kit
    Conductivity probe specifically designed for ISO 8502-6,9
    Solvent, acid, oil, water and dust resistant – weatherproof
    Long Form Certificate of Calibration showing traceability to NIST included
  • DeFelsko PRBSST PosiTector SST Soluble Salt Tester Probe Only

    DeFelsko PRBSST PosiTector SST Soluble Salt Tester Probe Only
    Price: $405.00

    DeFelsko PRBSST PosiTector SST Soluble Salt Tester Probe Only (Gauge not Included)
    Conductivity probe specifically designed for ISO 8502-6,9
    Solvent, acid, oil, water and dust resistant – weatherproof
    Long Form Certificate of Calibration showing traceability to NIST included
  • DeFelsko SSTKITP1-G PosiTector SST Soluble Salt Tester PosiPatch Standard Kit

    DeFelsko SSTKITP1-G PosiTector SST Soluble Salt Tester PosiPatch Standard Kit
    Price: $1,165.00

    DeFelsko SSTKITP1-G PosiTector SST Soluble Salt Tester PosiPatch Standard Kit with PosiTector Standard Gage Body, PosiTector SST Probe, PosiPatch (5), Standard Magnetic Ring*, Syringe and Plastic Tip (2), 250 ml DI Water, Cup (5), Hard-shell Carrying Case
    Conductivity probe specifically designed for ISO 8502-6,9
    Solvent, acid, oil, water and dust resistant – weatherproof
  • DeFelsko SSTKITP3-G PosiTector SST Soluble Salt Tester PosiPatch Advanced Kit

    DeFelsko SSTKITP3-G PosiTector SST Soluble Salt Tester PosiPatch Advanced Kit
    Price: $1,615.00

    DeFelsko SSTKITP3-G PosiTector SST Soluble Salt Tester PosiPatch Advanced Kit with PosiTector Advanced Gage Body, PosiTector SST Probe, PosiPatch (5), Standard Magnetic Ring*, Syringe and Plastic Tip (2), 250 ml DI Water, Cup (5), Hard-shell Carrying Case
    Conductivity probe specifically designed for ISO 8502-6,9
    Solvent, acid, oil, water and dust resistant – weatherproof
    Long Form Certificate of Calibration showing traceability to NIST included.
  • DeFelsko SSTKITP PosiTector SST Soluble Salt Tester PosiPatch Kit and Probe Only

    DeFelsko SSTKITP PosiTector SST Soluble Salt Tester PosiPatch Kit and Probe Only
    Price: $840.00

    DeFelsko SSTKITP PosiTector SST Soluble Salt Tester PosiPatch Kit & Probe Only (Gauge not Included)
    Conductivity probe specifically designed for ISO 8502-6,9
    Solvent, acid, oil, water and dust resistant – weatherproof
    Long Form Certificate of Calibration showing traceability to NIST included.
  • DeFelsko SSTKITPF1-G PosiTector SST Soluble Salt Tester PosiPatch Standard Kit

    DeFelsko SSTKITPF1-G PosiTector SST Soluble Salt Tester PosiPatch Standard Kit
    Price: $1,165.00

    DeFelsko SSTKITPF1-E PosiTector SST Soluble Salt Tester PosiPatch Standard Kit with PosiTector Standard Gage Body, PosiTector SST Probe, PosiPatch (5), Flexible Magnetic Ring*, Syringe and Plastic Tip (2), 250 ml DI Water, Cup (5), Hard-shell Carrying Case
    Conductivity probe specifically designed for ISO 8502-6,9
    Solvent, acid, oil, water and dust resistant – weatherproof
  • DeFelsko SSTKITPF3-G PosiTector SST Soluble Salt Tester PosiPatch Advanced Kit

    DeFelsko SSTKITPF3-G PosiTector SST Soluble Salt Tester PosiPatch Advanced Kit
    Price: $1,615.00

    DeFelsko SSTKITPF3-G PosiTector SST Soluble Salt Tester PosiPatch Standard Kit with PosiTector Advanced Gage Body, PosiTector SST Probe, PosiPatch (5), Flexible Magnetic Ring*, Syringe and Plastic Tip (2), 250 ml DI Water, Cup (5), Hard-shell Carrying Case
    Conductivity probe specifically designed for ISO 8502-6,9
    Solvent, acid, oil, water and dust resistant – weatherproof
  • DeFelsko SSTKITPF PosiTector SST Soluble Salt Tester PosiPatch Kit and Probe Only

    DeFelsko SSTKITPF PosiTector SST Soluble Salt Tester PosiPatch Kit and Probe Only
    Price: $840.00

    DeFelsko SSTKITPF PosiTector SST Soluble Salt Tester PosiPatch Kit & Probe Only (Gauge not Included)
    Conductivity probe specifically designed for ISO 8502-6,9
    Solvent, acid, oil, water and dust resistant – weatherproof
    Long Form Certificate of Calibration showing traceability to NIST included.
  • DeFelsko SSTKITD1-G PosiTector SST Soluble Salt Tester Adhesive Patch Standard Kit

    DeFelsko SSTKITD1-G PosiTector SST Soluble Salt Tester Adhesive Patch Standard Kit
    Price: $1,000.00

    DeFelsko SSTKITD1-G PosiTector SST Soluble Salt Tester Adhesive Patch Standard Kit with PosiTector Standard Gage Body, PosiTector SST Probe, DeFelsko Adhesive Patch (25), Syringe and Needle (2), 250 ml DI Water, Cup (5), Hard-shell Carrying Case
    Conductivity probe specifically designed for ISO 8502-6,9
    Solvent, acid, oil, water and dust resistant – weatherproof
    Long Form Certificate of Calibration showing traceability to NIST included.
  • DeFelsko SSTKITD3-G PosiTector SST Soluble Salt Tester Adhesive Patch Advanced Kit

    DeFelsko SSTKITD3-G PosiTector SST Soluble Salt Tester Adhesive Patch Advanced Kit
    Price: $1,450.00

    DeFelsko SSTKITD3-G PosiTector SST Soluble Salt Tester Adhesive Patch Advanced with PosiTector Advanced Gage Body, PosiTector SST Probe, DeFelsko Adhesive Patch (25), Syringe and Needle (2), 250 ml DI Water, Cup (5), Hard-shell Carrying Case
    Conductivity probe specifically designed for ISO 8502-6,9
    Solvent, acid, oil, water and dust resistant – weatherproof
    Long Form Certificate of Calibration showing traceability to NIST included.
  • DeFelsko SSTKITD PosiTector SST Soluble Salt Tester Adhesive Patch Kit and Probe Only

    DeFelsko SSTKITD PosiTector SST Soluble Salt Tester Adhesive Patch Kit and Probe Only
    Price: $675.00

    DeFelsko SSTKITD PosiTector SST Soluble Salt Tester Adhesive Patch Kit & Probe only (Gauge not Included)
    Conductivity probe specifically designed for ISO 8502-6,9
    Solvent, acid, oil, water and dust resistant – weatherproof































  • DeFelsko ICRI Concrete Surface Profile Chips

    DeFelsko ICRI Concrete Surface Profile Chips
    Price: $195.00 - $240.00

    DeFelsko CSPTG Concrete Surface Profile Chips with Technical Guideline (set of 10)
    DeFelsko CSP Concrete Surface Profile Chips (set of 10)
    Technical Guideline (no. 310.2R-2013)
  • DeFelsko ISO Surface Roughness Comparators

    DeFelsko ISO Surface Roughness Comparators
    Price: $199.00

    Compact, portable field instrument—ideal for quick assessment of blast cleaned surfaces
    4 reference profile grades per comparator
    Select from Grit Blast and Shot Blast
  • Keane-Tator Surface Roughness Comparators

    Keane-Tator Surface Roughness Comparators
    Price: $55.00 - $115.00

    Compact, portable field instrument—ideal for quick assessment of blast cleaned surfaces
    5 reference profile grades per comparator
    Made of durable high purity nickel
  • DeFelsko SSPC VIS Standards

    DeFelsko SSPC VIS Standards
    Price: $210.00

    For Surfaces Prepared by Dry Abrasive Blast Cleaning
    For Evaluation of the Degree of Rusting on Painted Steel Surfaces
  • DeFelsko SPG1-G PosiTector SPG 1 Standard Surface Profile Gage for Blasted Steel

    DeFelsko SPG1-G PosiTector SPG 1 Standard Surface Profile Gage for Blasted Steel
    Price: $735.00

    DeFelsko SPG1-G PosiTector SPG 1 Standard Surface Profile Gage with PRBSPG-B Integral Probe for Blasted Steel Range: 0 to 500 um (0-20 mils)
    Measures and records peak to valley surface profile heights
    Conforms to ASTM D4417-B, AS 3894.5-C (with optional 30° tip angle), U.S. Navy NSI 009-32, SANS 5772 and others
  • DeFelsko SPGS1-G PosiTector SPG S1 Standard Surface Profile Gage for Blasted Steel

    DeFelsko SPGS1-G PosiTector SPG S1 Standard Surface Profile Gage for Blasted Steel
    Price: $875.00

    DeFelsko SPGS1-G PosiTector SPG S1 Standard Surface Profile Gage with PRBSPGS-B Cabled Probe for Blasted Steel, Range: 0 to 500 um (0-20 mils)
    Measures and records peak to valley surface profile heights
    Conforms to ASTM D4417-B, AS 3894.5-C (with optional 30° tip angle), U.S. Navy NSI 009-32, SANS 5772 and others
  • DeFelsko RTRH1-G PosiTector RTR H1 Standard Replica Tape Reader / Surface Profile Gage

    DeFelsko RTRH1-G PosiTector RTR H1 Standard Replica Tape Reader / Surface Profile Gage
    Price: $750.00

    DeFelsko RTRH1-G PosiTector RTR H1 Standard Replica Tape Reader
    Surface Profile Gage for Blasted Steel and Textured Coatings
    Digital spring micrometers measure and record surface profile parameters using Testex Press-O-Film replica tape
    Ready to measure - no calibration adjustment required for most applications
  • DeFelsko RTRH3-G PosiTector RTR H3 Advanced Replica Tape Reader / Surface Profile Gage

    DeFelsko RTRH3-G PosiTector RTR H3 Advanced Replica Tape Reader / Surface Profile Gage
    Price: $1,200.00

    DeFelsko RTRH3-G PosiTector RTR H3 Advanced Replica Tape Reader / Surface Profile Gage
    Surface Profile Gage for Blasted Steel and Textured Coatings
    Digital spring micrometers measure and record surface profile parameters using Testex Press-O-Film replica tape
    Ready to measure - no calibration adjustment required for most applications
  • DeFelsko RTR3D1-G Positector RTR 3D1 Standard Replica Tape Reader - 2D/3D Surface Profile

    DeFelsko RTR3D1-G Positector RTR 3D1 Standard Replica Tape Reader - 2D/3D Surface Profile
    Price: $2,320.00

    DeFelsko RTR3D1-G Positector RTR 3D1 Replica Tape Reader to Measure and Record 2D/3D Surface Profile Parameters
    Digital spring micrometers measure and record surface profile parameters using Testex Press-O-Film replica tape
    Download 3D .SDF image files for analysis in included software for Windows and Mac
  • DeFelsko RTR3D3-G Positector RTR 3D3 Advanced Replica Tape Reader - 2D/3D Surface Profile

    DeFelsko RTR3D3-G Positector RTR 3D3 Advanced Replica Tape Reader - 2D/3D Surface Profile
    Price: $2,770.00

    DeFelsko RTR3D3-G Positector RTR 3D Replica Tape Reader to Measure and Record 2D/3D Surface Profile Parameters
    Digital spring micrometers measure and record surface profile parameters using Testex Press-O-Film replica tape
    Download 3D .SDF image files for analysis in included software for Windows and Mac







  • DeFelsko Positector IRT InfraRed Thermometer

    DeFelsko Positector IRT InfraRed Thermometer
    Price: $195.00 - $970.00

    DeFelsko Positector IRT InfraRed Thermometer
    Button-activated laser pointer for accurate targeting
    Surface temperature is constantly updated and displayed simultaneously
    Solvent, acid, oil, water and dust resistant - weatherproof







  • DeFelsko PosiTest CMM Check Standard Concrete

    DeFelsko PosiTest CMM Check Standard Concrete
    Price: $575.00

    Easy-to-read digital display takes the guesswork out of analog scales
    Storage of 200 readings - stored readings can be viewed or downloaded
    Weatherproof, dustproof, and water-resistant - IP65-rated enclosure
  • DeFelsko CMMISKITB PosiTector CMM IS In Situ Concrete Moisture RH Meter, Basic Kit

    DeFelsko CMMISKITB PosiTector CMM IS In Situ Concrete Moisture RH Meter, Basic Kit
    Price: $445.00

    DeFelsko CMMISKITB PosiTector CMM IS In Situ Concrete Moisture RH Meter, Basic Kit: 3 CMM IS probes, 3 Saturated Salt Solutions, 3 Calibration Check Chambers, 3 Caps, Extraction Tool, Tape Measure, Ten A-76/LR-44 coin cell batteries
    Easily collect and report measurements in conformance with ASTM F2170

    Combined sleeve and probe design simplifies the installation process and does not require consumables


  • DeFelsko CMMISKITC PosiTector CMM IS In Situ Concrete Moisture RH Meter, Complete Kit

    DeFelsko CMMISKITC PosiTector CMM IS In Situ Concrete Moisture RH Meter, Complete Kit
    Price: $775.00

    DeFelsko CMMISKITC PosiTector CMM IS In Situ Concrete Moisture RH Meter, Complete Kit: 5 CMM IS probes, 5 Saturated Salt Solutions, 5 Calibration Check Chambers, 5 Caps, Extraction Tool, Tape Measure, Vacuum Tool Attachments, Ten A-76/LR-44 coin cell batteries, Hard shell carrying case
    Easily collect and report measurements in conformance with ASTM F2170

    Combined sleeve and probe design simplifies the installation process and does not require consumables


  • DeFelsko CMMISKITP3-E PosiTector CMM IS In Situ Concrete Moisture RH Meter, Pro Kit

    DeFelsko CMMISKITP3-E PosiTector CMM IS In Situ Concrete Moisture RH Meter, Pro Kit
    Price: $1,970.00

    DeFelsko CMMISKITP3-E PosiTector CMM IS In Situ Concrete Moisture RH Meter, Pro Kit: PosiTector DPM3 Advanced, 5 CMM IS probes, 5 Saturated Salt Solutions, 5 Calibration Check Chambers, 5 Caps, Extraction Tool, Tape Measure, Vacuum Tool Attachments, Ten A-76/LR-44 coin cell batteries, Hard shell carrying case
    Easily collect and report measurements in conformance with ASTM F2170

    Combined sleeve and probe design simplifies the installation process and does not require consumables


  • DeFelsko CMMIS1PK PosiTector CMM IS Expansion Kit, 1 Pack

    DeFelsko CMMIS1PK PosiTector CMM IS Expansion Kit, 1 Pack
    Price: $145.00

    DeFelsko CMMISKITB PosiTector CMM IS Expansion Pack, 1 Pack: 1 CMM IS probe, 1 Saturated Salt Solution, 1 Calibration Check Chamber, 1 Cap, 2 coin cell batteries
    Easily collect and report measurements in conformance with ASTM F2170
  • DeFelsko CMMIS4PK PosiTector CMM IS Expansion Pack, 4 Pack

    DeFelsko CMMIS4PK PosiTector CMM IS Expansion Pack, 4 Pack
    Price: $565.00

    DeFelsko CMMIS4PK PosiTector CMM IS In Situ Concrete Moisture RH Meter, 4 Pack: 4 CMM IS probes, 4 Saturated Salt Solutions, 4 Calibration Check Chambers, 4 Caps, 10 coin cell batteries
    Easily collect and report measurements in conformance with ASTM F2170
  • DeFelsko CMMIS16PK PosiTector CMM IS Expansion Pack, 16 Pack

    DeFelsko CMMIS16PK PosiTector CMM IS Expansion Pack, 16 Pack
    Price: $2,185.00

    DeFelsko CMMIS16PK PosiTector CMM IS In Situ Concrete Moisture RH Meter, 16 Pack: 16 CMM IS probes, 16 Saturated Salt Solutions, 16 Calibration Check Chambers, 16 Caps, 40 coin cell batteries
    Easily collect and report measurements in conformance with ASTM F2170