Standards & compliance
Industry standards relevant to perforated metal, expanded metal, and bar grating products.
Manufacturing compliance
Mill test certificates & dimensional tolerances
All production runs meet published material chemistries, structural load tables, and dimensional limits.
Manufacturing and testing standards
Review the international specifications and compliance benchmarks governing our metal production and testing.
ASTM International
American material and testing standards for metal products.
ANSI Guidelines
US standards accreditation body coordinating voluntary frameworks.
ISO 9001 / ISO 14001
International quality management standards.
EuroNorm
European harmonized standards for construction and materials.
Guobiao Standards
Chinese national standards for materials and construction.
Industrial testing and certification guides
Review load ratings, corrosion testing data, and international specification sheets for perforated panels, expanded metal, and grating systems.