ASTM D3363 05 PDF
ASTM D R_信息与通信_工程科技_专业资料。Designation: D – 05 (Reapproved ) Standard Test Method for Film. ASTM A/AM Steel, Sheet and Strip, Heavy-Thickness Coils, Hot- Rolled, Carbon, Commercial, Drawing, Structural, High-Strength Low-Alloy. ASTM: D ECCA: T4. BS EN: ISO: JIS: K Standard supply includes: Pencil Hardness Tester Block. Set of 20 pencils (9B to 9H).
|Published (Last):||12 December 2015|
|PDF File Size:||3.30 Mb|
|ePub File Size:||7.52 Mb|
|Price:||Free* [*Free Regsitration Required]|
It is the responsibility of the user of this standard to establish appropriate safety and astm d 05 practices and determine the applicability of regulatory limitations astm d 05 to use.
Decorative materials are mainly used as facing for the inside and outside walls of buildings, columns, floors, and ceilings. Exert sufficient uniform pressure downward and forward either to cut or scratch the? Every effort should be made to standardize the hardness of awtm lead used and the technique followed. K Standard supply includes: Work Item s — proposed revisions of this standard.
If this test method is used as a basis for purchase agreement, maximum precision will be achieved if a given set of referee pencils be agreed upon between the purchaser and the seller.
Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Buy x Banner Ads. Current edition approved June 1, Sol-gel nanocomposite hard coatings Ramachandra S.
ASTM D – 05 Standard Test Method for Film Hardness by Pencil Test
The moment new editions of the standards you monitor are released, changes are made, or appendixes are published, you will 3d363 alerted by email. Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters.
A A Astm d 05 Asym Collection. American Society for Testing and Materials. This test method is especially useful in developmental work and in production control testing in a c3363 laboratory. The pencil is held? Test Specimens and Conditions 6. It is suggested that the length of the stroke be 6. This compressive state is much stronger than unstressed glass and can also be induced chemically by ion exchange on the surface. Historical Version s – view previous versions of standard Work Item s – proposed revisions of this standard Translated Version s: Record each end point if applicable for gouge and scratch hardness see 8.
There is significant competition to produce the thinnest, toughest glass for smartphones and tablets. The process is started with the hardest pencil and continued down the scale of hardness to either of two end points: Asmt effort should be made to standardize the hardness of the lead used and the technique followed.
ASTM D – 05()e2 Standard Test Method for Film Hardness by Pencil Test
Scratch Hardness Aatm terms: Ceramics are often used where high hardness is required but are usually limited by their lack of toughness. NOTE 1—The operator must d33663 closely for cutting into or scratching the?
Permission rights to photocopy the standard may also be secured from the ASTM website www. One of the most ubiquitous and challenging applications for glass today is that of the touch screen on portable devices. Even though surface-modified nanoparticles are utilized in astk hard coatings, coatings often result in poor scratch resistance if nanoparticles are not homogenously distributed in the hybrid matrix. Read more about subscriptions. Pencil scratch astj device.
Currently, front windshields are made of laminated glass with a thin layer of epoxy between two layers of glass that serves to hold the shards together when broken.
For wood pencils, see Fig. Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm.
ASTM D3363 – 05 PDF
Texture is connected with characteristics, processing degrees, construction methods, and the types and elevation styles of buildings. If this test method is used as a basis for purchase agreement, maximum precision will be achieved if a given set of referee pencils be agreed upon between the purchaser and the seller.
Users of this standard are expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, are entirely their own responsibility.
Historical Version s – view previous versions of standard. It should be recognized that the results obtained may vary between different laboratories when different pencils as well as panels are used.
A number in parentheses indicates the year of last reapproval.