Adhesive hardness
Adhesive hardness, Total:219 items.
The international standard classification for "Adhesive hardness" includes: Adhesives .
The Chinese standard classification for "Adhesive hardness" includes: Basic standards and general methods for adhesives , Adhesives .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 11409.8-1989 Test method of viscosity for rubber antiager and vulcanizing accelerators--Rotational viscometer method
- GB/T 2794-2013 Determination for viscosity of adhesives—Single cylinder rotational viscometer method
- GB/T 7125-1999 Test method for thickness of pressure-sensitive and gummed tapes
- GB/T 2794-1995 Determination methods for viscosity of adhesives
未注明发布机构
- DIN 54461 E:2020-10 Structural adhesives - Testing of adhesive bonds - Bending peel test
- DIN EN 1324:1999 Adhesives for tiles – Determination of shear adhesion strength of dispersion adhesives
- DIN EN 1308:1999 Adhesives for tiles – Determination of slip
Professional Standard - Chemical Industry
- HG/T 3660-1999 Teasting methods for melt viscosity of hot - Melt adhesives
Taiwan Provincial Standard of the People's Republic of China
- CNS 13065-1992 Methods of Test for Viscosity of Epoxy Resins and Hardeners
Professional Standard - Building Materials
- JC/T 550-1994 Semi-rigid PVC Block Plastic Floor Adhesive
国家市场监督管理总局、中国国家标准化管理委员会
- GB/T 39289-2020 Determination of the adhesion strength—Plastic and metal
中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会
- GB/T 34716-2017 Determination of the solubility of pressure-sensitive adhesives
Professional Standard - Light Industry
- QB/T 2568-2002 Solvent cements for unplasticized poly (vinyl chloride) (PVC-U) plastic piping system
Fujian Provincial Standard of the People's Republic of China
- DB35/T 426-2014 Solvent-based adhesive for rigid polyvinyl chloride (PVC-U) plastic piping systems
工业和信息化部
- HG/T 5781-2021 Rubber plasticizer-High viscosity mineral oil
German Institute for Standardization
- DIN EN ISO 13445:2006 Adhesives - Determination of shear strength of adhesive bonds between rigid substrates by the block-shear method (ISO 13445:2003) English version of DIN EN ISO 13445:2006-09
- DIN EN 12092:2002 Adhesives - Determination of viscosity; German version EN 12092:2001
- DIN EN 12033:1996 Self adhesive tapes - Measurement of bonding of thermosetting adhesive tapes after curing; German version EN 12033:1996
- DIN EN 12032:1996 Self adhesive tapes - Measurement of bonding of thermosetting adhesive tapes during curing; German version EN 12032:1996
- DIN EN 543:2003 Adhesives - Determination of apparent density of powder and granule adhesives; German version EN 543:2003
- DIN EN 542:2003 Adhesives - Determination of density; German version EN 542:2003
- DIN EN 12003:2009 Adhesive for tiles - Determination of shear adhesion strength of reaction resin adhesives; English version of DIN EN 12003:2009-01
- DIN EN 14292:2005 Adhesives - Wood adhesives - Determination of static load resistance with increasing temperature; German version EN 14292:2005
- DIN EN 1324:2007 Adhesives for tiles - Determination of shear adhesion strength of dispersion adhesives; English version of DIN EN 1324:2007-11
- DIN 54461:2005 Structural adhesives - Testing of adhesive bonds - Bending peel test
- DIN 54461:2021 Structural adhesives - Testing of adhesive bonds - Bending peel test
- DIN EN 12961:2001 Adhesives for leather and footwear materials - Determination of optimum activation temperature and maximum activation life of solvent-based and dispersion adhesives; German version EN 12961:2001
- DIN EN 924:2003 Adhesives - Solvent-borne and solvent-free adhesives - Determination of flashpoint; German version EN 924:2003
- DIN EN 15337:2007 Adhesives - Determination of shear strength of anaerobic adhesives using pin-and-collar specimens (ISO 10123:1990, modified); English version of DIN EN 15337:2007-11
Association Francaise de Normalisation
- NF T76-200*NF EN ISO 13445:2006 Adhesives - Determination of shear strength of adhesive bonds between rigid substrates by the block-shear method
- NF T76-102*NF EN 12092:2002 Adhesives - Determination of viscosity
- NF T76-115*NF EN ISO 9653:2001 Adhesives - Test method for shear impact strength of adhesive bonds.
- NF T76-091*NF EN 543:2003 Adhesives - Determination of apparent density of powder and granule adhesives.
- NF T76-090*NF EN 542:2003 Adhesives - Determination of density.
- NF T76-335:2007 Adhesives - Determination of shear strength of anaerobic adhesives using pin-and-collar specimens.
- NF T76-135*NF EN 14292:2005 Adhesives - Wood adhesives - Determination of static load resistance with increasing temperature
- NF T76-307*NF EN 1392:2006 Adhesives for leather and footwear materials - Solvent-based and dispersion adhesives - Testing of bond strength under specific conditions
- NF T76-124:1997 Adhesives. Determination of torque strength of anaerobic adhesives on threaded fasteners.
- NF T76-335*NF EN ISO 10123:2019 Adhesives - Determination of shear strength of anaerobic adhesives using pin-and-collar specimens
- NF T76-304:1998 Adhesive for leather and footwear materials - Bond strength - Minimum requirements and adhesive classification.
- NF P61-607:2008 Adhesives for tiles - Determination of shear adhesion strength of dispersion adhesives.
- NF T76-125:1986 Adhesives. Conventional determination of setting strength.
- NF T76-307:1998 Adhesives for leather and footwear materials. Solvent-based and dispersion adhesives. Test methods for measuring the bond strength under specified conditions.
- NF P61-609:1997 Adhesives for tiles. Determination of shear adhesion strength of reaction resin adhesives.
- NF T76-146*NF EN ISO 14678:2005 Adhesives - Determination of resistance to flow (sagging).
- NF T76-331*NF EN 12964:2001 Adhesives for leather and footwear materials - Lasting adhesives - Testing heat resistance of bonds at increasing temperature
- NF T76-319/A1*NF EN 12961/A1:2005 Adhesives for leather and footwear materials - Determination of optimum activation temperatures and maximum activation life of solvent-based and dispersion adhesives
- NF T76-319*NF EN 12961:2001 Adhesives for leather and footwear materials - Determination of optimum activation temperatures and maximum activation life of solvent-based and dispersion adhesives
Korean Agency for Technology and Standards (KATS)
- KS M ISO 13445:2012 Adhesives-Determination of shear strength of adhesive bonds between rigid substrates by the block-shear method
- KS M ISO 9653-2007(2022) Adhesives-Test method for shear impact strength of adhesive bonds
- KS M ISO 10964-2010(2020) Adhesives-Determination of torque strength of anaerobic adhesives on threaded fasteners
- KS M 3718-2015 General rules for testing methods of bonding strength of adhesives
- KS M ISO 14615-2007(2022) Adhesives-Durability of structural adhesive joints-Exposure to humidity and temperature under load
- KS M ISO 6237-2013(2018) Adhesives — Wood-to-wood adhesive bonds–Determination of shear strength by tensile loading
- KS M 3409-2017(2022) Adhesives of rigid polyvinyl chloride pipe for water works service
- KS F 2218-2020 Testing methods for bonding strength of wall boards adhesives
- KS M ISO 13445-2012(2017) Adhesives-Determination of shear strength of adhesive bonds between rigid substrates by the block-shear method
- KS F 2217-2020 Testing methods for bonding strength of ceiling board adhesives
- KS M ISO 14615-2007(2017) Adhesives-Durability of structural adhesive joints-Exposure to humidity and temperature under load
- KS F 2218-1985 Testing methods for bonding strength of wall boards adhesives
- KS F 2217-1985 Testing methods for bonding strength of ceiling board adhesives
- KS M ISO 15107-2007(2017) Adhesives-Determination of cleavage strength of bonded joints
- KS M ISO 15107-2007(2022) Adhesives-Determination of cleavage strength of bonded joints
- KS M 3726-2015 Adhesives-Determination of solubility of water or alkali soluble pressure sensitive adhesives
- KS M ISO 15107:2007 Adhesives-Determination of cleavage strength of bonded joints
- KS M ISO 13445-2012(2022) Adhesives-Determination of shear strength of adhesive bonds between rigid substrates by the block-shear method
- KS M ISO 10123:2004 Adhesives&##1051365;Determination of shear strength of anaerobic adhesives using pin-and-collar specimens
- KS M ISO 10123:2015 Adhesives
International Organization for Standardization (ISO)
- ISO 13445:2003 Adhesives - Determination of shear strength of adhesive bonds between rigid substrates by the block-shear method
- ISO 15107:1998 Adhesives - Determination of cleavage strength of bonded joints
- ISO 10123:1990 Adhesives; determination of shear strength of anaerobic adhesives using pin-and-collar specimens
- ISO 10123:2013 Adhesives.Determination of shear strength of anaerobic adhesives using pin-and-collar specimens
- ISO 14678:2005 Adhesives - Determination of resistance to flow (sagging)
- ISO 22637:2019 Adhesives — Test of adhesive for floor covering — Determination of the electrical resistance of adhesive films and composites
- ISO 15108:1998 Adhesives - Determination of strength of bonded joints using a bending-shear method
British Standards Institution (BSI)
- BS EN ISO 13445:2006 Adhesives - Determination of shear strength of adhesive bonds between rigid substrates by the block-shear method
- BS EN 12092:2001 Adhesives - Determination of viscosity
- BS ISO 16525-4:2014 Adhesives. Test methods for isotropic electrically conductive adhesives. Determination of shear strength and electrical resistance using rigid-to-rigid bonded assemblies
- BS EN 1348:1999 Adhesives for tiles - Determination of tensile adhesion strength for cementitious adhesives
- BS EN 1324:1999 Adhesives for tiles - Determination of shear adhesion strength of dispersion adhesives
- BS EN 542:2003 Adhesives - Determination of density
- BS EN 543:2003 Adhesives - Determination of apparent density of powder and granule adhesives
- BS EN 14292:2005 Adhesives - Wood adhesives - Determination of static load resistance with increasing temperature
- BS EN 522:1998 Adhesives for leather and footwear materials - Bond strength - Minimum requirements and adhesive classification
- BS EN ISO 9653:2000 Adhesives - Test method for shear strength of adhesive bonds
- BS EN 1392:2006 Adhesives for leather and footwear materials - Solvent-based and dispersion adhesives - Testing of bond strength under specified conditions
- BS EN 12003:1998 Adhesives for tiles - Determination of shear adhesion strength of reaction resin adhesives
- BS ISO 16525-5:2014 Adhesives. Test methods for isotropic electrically conductive adhesives. Determination of shear fatigue
- BS EN 924:2003 Adhesives - Solvent-borne and solvent-free adhesives - Determination of flashpoint
- BS EN 13415:2002 Adhesives - Test of adhesives for floor coverings - Determination of the electrical resistance of adhesive films
- BS EN 15337:2007 Adhesives - Determination of shear of anaerobic adhesives using pin-and-collar specimens
European Committee for Standardization (CEN)
- EN 12092:2001 Adhesives - Determination of viscosity
- EN ISO 13445:2006 Adhesives - Determination of shear strength of adhesive bonds between rigid substrates by the block-shear method
- EN 1348:2007 Adhesives for tiles - Determination of tensile adhesion strength for cementitious adhesives
- EN 1324:2007 Adhesives for tiles - Determination of shear adhesion strength of dispersion adhesives
- EN 542:2003 Adhesives - Determination of density
- EN 542:1994 Adhesives - Determination of Density
- EN 543:1994 Adhesives - Determination of Apparent Density of Powder and Granule Adhesives
- EN 543:2003 Adhesives - Determination of apparent density of powder and granule adhesives
- EN 12003:1997 Adhesives for Tiles - Determination of Shear Adhesion Strength of Reaction Resin Adhesives
- EN 12003:2008/AC:2009 Adhesive for tiles - Determination of shear adhesion strength of reaction resin adhesives
- EN 14292:2005 Adhesives - Wood adhesives - Determination of static load resistance with increasing temperature
- prEN 522-1991 Adhesives for leather and footwear materials; bond strength; minimum requirements and adhesive classification
- EN 1392:2006 Adhesives for leather and footwear materials-Solvent- based and dispersion adhesives -Testing of bond strength under specified conditions
- EN 13415:2002 Adhesives - Test of Adhesives for Floor Coverings - Determination of the Electrical Resistance of Adhesive Films
- EN 15337:2007 Adhesives - Determination of shear strength of anaerobic adhesives using pin-and-collar specimens (ISO 10123:1990, modified)
- EN 924:2003 Adhesives - Solvent-borne and solvent-free adhesives - Determination of flashpoint
- EN 12964:2001 Adhesives for leather and footwear materials - Lasting adhesives - Testing heat resistance of bonds at increasing temperature
- EN 924:1994 Adhesives - Solvent-Borne and Solvent-Free Adhesives - Determination of Flashpoint
- EN ISO 22637:2019 Adhesives - Test of adhesive for floor covering - Determination of the electrical resistance of adhesive films and composites (ISO 22637:2019)
General Motors Corporation (GM)
- GM 9986132-1996 Adhesive, Two-Part, Urethane, Hardener
- GM 9986127-1996 Adhesive, Two-Part, Urethane, Hardener
- GM 9986129-1996 Adhesive, Two-Part, Urethane, Hardener
- GM 9986222-2003 Adhesive, Two-Part, Urethane, Hardener
- GM 9985892-1993 Adhesive, Anaerobic, Adhesive/Sealant
- GM 9985281-2003 Adhesive, Film Revision D
- GM 9985274-2003 Adhesive, Film Revision E
CEN - European Committee for Standardization
- EN 1348:1997 Adhesives for Tiles - Determination of Tensile Adhesion Strength for Cementitious Adhesives (Incorporates Amendment A1: 1998)
- EN 1324:1996 Adhesives for Tiles - Determination of Shear Adhesion Strength of Dispersion Adhesives (Incorporates Amendment A1: 1998)
- EN 12003:2008 Adhesive for tiles - Determination of shear adhesion strength of reaction resin adhesives
- EN 1392:1998 Adhesives for Leather and Footwear Materials - Solvent-Based and Dispersion Adhesives - Test Methods for Measuring the Bond Strength under Specified Conditions
- EN ISO 10123:2019 Adhesives - Determination of shear strength of anaerobic adhesives using pin-and-collar specimens
SCC
- HOLDEN HN 2165-2001 Adhesive - Roof Bow - High Viscosity
- NS-EN 1348:1997 Adhesives for tiles — Determination of tensile adhesion strength for cementitious adhesives
- UNE-EN 1324/A1:1999 ADHESIVES FOR TILES - DETERMINATION OF SHEAR ADHESION STRENGTH OF DISPERSION ADHESIVES.
- NS-EN 1348:2007 Adhesives for tiles — Determination of tensile adhesion strength for cementitious adhesives
- UNE-EN 1348/A1:1999 ADHESIVES FOR TILES - DETERMINATION OF TENSILE ADHESION STRENGTH FOR CEMENTITIOUS ADHESIVES.
- UNE-EN 1464:1996 ADHESIVES. DETERMINATION OF PEEL RESISTANCE OF HIGH-STRENGTH ADHESIVE BOND. FLOATING ROLLER METHOD.
- BS EN 29653:1994 Adhesives. Test method for shear impact strength of adhesive bonds
- NS-ISO 9653:1991 Adhesives — Test method for shear impact strength of adhesive bonds
- 06/30153630 DC EN 1324. Adhesives for tiles. Determination of shear adhesion strength of dispersion adhesives
- NS-EN 12003:2008 Adhesive for tiles — Determination of shear adhesion strength of reaction resin adhesives
- NS-EN 12003:1997 Adhesives for tiles — Determination of shear adhesion strength of reaction resin adhesives
- DANSK DS/EN 12003:2008 Adhesive for tiles – Determination of shear adhesion strength of reaction resin adhesives
- NS-EN 543:1994 Adhesives — Determination of apparent density of powder and granule adhesives
- NS-EN 543:2003 Adhesives — Determination of apparent density of powder and granule adhesives
- DANSK DS/EN 12003/AC:2008 Adhesive for tiles – Determination of shear adhesion strength of reaction resin adhesives
- UNE-EN 12003:2009 Adhesive for tiles - Determination of shear adhesion strength of reaction resin adhesives
- NS-EN 542:1994 Adhesives — Determination of density
- NS-EN 542:2003 Adhesives — Determination of density
- 06/30153639 DC EN 1348. Adhesives for tiles. Determination of tensile adhesion strength for cementitious adhesives
- HOLDEN HN 2387-2002 Adhesive - High Viscosity One Part Urethane
- HOLDEN HN 2387-2012 Adhesive - High Viscosity One Part Urethane
- BS EN 1464:1995 Adhesives. Determination of peel resistance of high-strength adhesive bonds. Floating roller method
- HOLDEN HN 1089-2001 Sealer - Plastisol High Viscosity
- HOLDEN HN 2293-2012 Adhesive Caulk - Stationary Glass - High Viscosity Polyurethane
- BS 5350-G1:1987 Methods of test for adhesives. Tests on anaerobic adhesives-Determination of torque strength of anaerobic adhesives on threaded fasteners
- 08/30174970 DC BS EN 12003. Adhesive for tiles. Determination of shear adhesion strength of reaction resin adhesives
- AS A185:1971 Solvent-welding cements for use with rigid PVC pipe and fittings
- HOLDEN HN 2484-2014 Bonding Adhesive
- 12/30252883 DC BS ISO 10123. Adhesives. Determination of shear strength of anaerobic adhesives using pin-and-collar specimens
- HOLDEN HN 1520-2002 Adhesive Latex
- HOLDEN HN 2000-2013 Adhesive - Silicone
- HOLDEN HN 2181-2003 ADHESIVE - HOT MELT - HIGH TACK
- HOLDEN HN 1987-2013 Adhesive - Hot Melt - High Tack
- DIN /TS 2305-3:2022 Adhesive bonding technology - Quality requirements for adhesive bonding processes - Part 3: Requirements for the adhesive bonding personnel
- HOLDEN HN 1987-2003 ADHESIVE - HOT MELT - HIGH TACK
- UNE-EN ISO 10964:1997 ADHESIVES. DETERMINATION OF TORQUE STRENGTH OF ANAEROBIC ADHESIVES ON THREADED FASTENERS. (ISO 10964:1993).
- BS 5442-3:1979 Classification of adhesives for construction-Adhesives for use with wood
- HOLDEN HN 1827-2013 Adhesive - Sealer - Silicone RTV Rubber
- HOLDEN HN 1827-1985 Adhesive - Sealer - Silicone RTV Rubber
- HOLDEN HN 1850-2003 ADHESIVE - PVC
- ASD-STAN prEN 2642:1970 Structural adhesive systems - Adhesive film - Technical specification
- DIN 2304-2 E:2024 Draft Document - Adhesive bonding technology - Quality requirements for adhesive bonding processes - Part 2: Adhesive bonding in shipbuilding
- HOLDEN HN 1210-2013 Primer - Adhesive Caulk Silicone
- HOLDEN HN 1210-1971 Primer - Adhesive Caulk Silicone
- HOLDEN HN 2363-2014 Adhesive - Structural, Tape
Danish Standards Foundation
- DS/EN ISO 9653:2000 Adhesives - Test method for shear impact strength of adhesive bonds
- DS/EN 543:2003 Adhesives - Determination of apparent density of powder and granule adhesives
- DS/EN 14292:2005 Adhesives - Wood adhesives - Determination of static load resistance with increasing temperature
- DS/EN 15337:2007 Adhesives - Determination of shear strength of anaerobic adhesives using pin-and-collar specimens
BE-NBN
- NBN-EN 542-1995 Adhesives - Determination of density
- NBN-EN 543-1995 Adhesives - Determination of apparent density of powder and granule adhesives
- NBN EN 924-1995 Adhesives - Solvent-borne and solvent-free adhesives - Determination of flashpoint
American Society for Testing and Materials (ASTM)
- ASTM D1084-97(2005) Standard Test Methods for Viscosity of Adhesives
- ASTM D1084-97 Standard Test Methods for Viscosity of Adhesives
- ASTM D1084-08 Standard Test Methods for Viscosity of Adhesives
- ASTM D1144-99 Standard Practice for Determining Strength Development of Adhesive Bonds
- ASTM D1144-99(2005) Standard Practice for Determining Strength Development of Adhesive Bonds
- ASTM D1995-92(2004) Standard Test Methods for Multi-Modal Strength Testing of Autohesives (Contact Adhesives)
- ASTM D1995-92(2011) Standard Test Methods for Multi-Modal Strength Testing of Autohesives (Contact Adhesives)
- ASTM D1084-16 Standard Test Methods for Viscosity of Adhesives
- ASTM C1059/C1059M-21 Standard Specification for Latex Agents for Bonding Fresh To Hardened Concrete
CZ-CSN
- CSN 77 0843-1986 Packaging adhesive. Determination of viscosity with rotary viscosimeter
- CSN 77 0842-1986 Packaging adhesives. Determination of viscosity by means of the Hóppler-Reo- viscosimeter
Lithuanian Standards Office
- LST EN 543-2003 Adhesives - Determination of apparent density of powder and granule adhesives
- LST EN 14292-2005 Adhesives - Wood adhesives - Determination of static load resistance with increasing temperature
AENOR
- UNE-EN 543:2003 Adhesives - Determination of apparent density of powder and granule adhesives
- UNE-EN 14292:2005 Adhesives - Wood adhesives - Determination of static load resistance with increasing temperature
DIN
- DIN EN 542:1995 Adhesives - Determination of density
(U.S.) Ford Automotive Standards
- FORD ESE-M8G142-A1-1979 GASKET, MEDIUM CORK/ CHLOROSULFONATED POLYETHYLENE SPONGE BINDER
- FORD ESB-M4G92-A-1980 SEALER, SILICONE RUBBER - HIGH VISCOSITY
- FORD WSS-M4G320-A4-1997 SEALER, SILICONE RUBBER, OXIME CURED, LOW VISCOSITY
Japanese Industrial Standards Committee (JISC)
- JIS K 6848-1:1999 Adhesives -- Testing methods of bonding strength of adhesives -- Part 1: General principles
- JIS K 6848-2:2016 Adhesives -- Testing methods of bonding strength of adhesives -- Part 2: Guidelines for the surface preparation of metals and plastics prior to adhesive bonding
- JIS K 6848:1987 General rules for testing methods of bonding strength of adhesives
- JIS K 6856:1994 Testing methods for flexural strength of adhesive bonds
- JIS K 6853:1994 Testing methods for cleavage strength of adhesive bonds
- JIS K 6854:1994 Testing methods for peel strength of adhesives
GM North America
- GM 9985030-1975 Test Procedure Bond Strength of Adhesive Cements
- GM 9985027-1975 Adhesive, Rubber Base, Solvent Type
- GM 9985339-1994 Adhesive, Rubber Base, Solvent Type
- GM 9982122-1997 Adhesive - Hot Melt - Carpet Bonding
- GM 9985507-1989 Adhesive, Hot Melt
- GM 9985247-1983 Adhesive, Reclaimed Rubber Type
- GM 9985327-1998 Adhesive, Foam Tape
- GM 9985593-1998 Adhesive, Foam Tape
- GM 9985374-1989 Adhesive, Rubber Base
- GM 9985330-1998 Adhesive, Foam Tape
- GM 9985324-1998 Adhesive, Foam Tape
- GM 9985748-1989 Adhesive, Waterbased, Sprayable
- GM 9985390-1989 Adhesive, Rubber Base
PL-PKN
- PN C89304-1969 Adhesiyes ?o me?alt Determina?ion o? ?lexural streng?h
- PN C89300-1969 Adhesive? to me?als Determinalion of shear s?rength
U.S. Military Regulations and Norms
- ARMY A-A-59786-2005 ADHESIVE, (STRUCTURAL ADHESIVE)
ACI - American Concrete Institute
- ACI 548.11R-2012 Guide for the Application of Epoxy and Latex Adhesives for Bonding Freshly Mixed and Hardened Concretes
- ACI 503.6R-1997 Guide for the Application of Epoxy and Latex Adhesives for Bonding Freshly Mixed and Hardened Concretes
Institute of Interconnecting and Packaging Electronic Circuits (IPC)
- IPC TM-650 2.4.42.1-1988 High Temperature Mechanical Strength Retention of Adhesives
TH-TISI
- TIS 521-1984 Standard for rubber.based adhesive
adhesive,Adhesive testing,adhesive astm,shoe adhesive,Adhesive equipment,polyurethane adhesive,Microhardness Hardness,scratch hardness hardness,Hardness and Microhardness,Hardness Microhardness,Microhardness and Hardness,hardness, microhardness,Microhardness and Hardness,Shore hardness,Hardness scratch hardness,paint hardness pencil hardness,Coating Hardness Hardness Test,pencil hardness hardness,Rockwell hardness,Adhesive hardness