ASTM C475/C475M
Standard Specification for Joint Compound and Joint Tape for Finishing Gypsum Board
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About This Item
ASTM C475/C475M is the ASTM standard that addresses joint compound and joint tape for finishing gypsum board. It provides a technical basis for evaluating materials used in drywall finishing, helping users align product selection with consistent quality expectations. As a specification, it matters to manufacturers, purchasers, and specifiers who need a clear reference for materials that are intended to perform reliably in gypsum board joint treatment and finishing applications.
ASTM C475/C475M standard overview
The official title, Standard Specification for Joint Compound and Joint Tape for Finishing Gypsum Board, shows that this document is focused on the materials used to finish board joints and related surface areas. ASTM C475/C475M is typically used as a specification reference for product requirements, quality control, and compliance discussions involving joint compound and joint tape. It helps define a common technical framework so products can be compared and selected with greater confidence in building material procurement and evaluation.
Where is ASTM C475/C475M used?
This standard is commonly used in gypsum board finishing work where joint compound and joint tape are specified for wall and ceiling assembly. ASTM C475/C475M may be referenced by manufacturers, distributors, contractors, and project specifiers when identifying acceptable finishing materials for drywall systems. It is especially relevant in product documentation, submittals, purchasing decisions, and technical review processes where consistency in joint treatment materials is important.
Practical importance of ASTM C475/C475M
ASTM C475/C475M is important because it supports consistent material selection and a clearer basis for compliance review. For procurement and quality control teams, the standard helps reduce ambiguity when comparing joint compound and joint tape products. It also supports product evaluation and specification writing by giving projects a recognized ASTM reference tied directly to gypsum board finishing materials. That can help limit risk, improve consistency, and simplify technical communication across the supply chain.
- Joint compound requirements
- Joint tape requirements
- Gypsum board finishing applications
- Specification and procurement reference
- Quality control and product evaluation
- Publication Date: 2022-06-08
- Publisher: ASTM
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