Normy BS - Britské národní normy - strana 3447

Tracked Changes. Durability of wood and wood-based products. Efficacy of preventive wood preservatives as determined by biological tests. Labelling.
(Trvanlivost dřeva a materiálů na bázi dřeva - Preventivní účinnost ochranných prostředků na dřevo stanovená biologickými zkouškami - Část 2: Značení.)

Norma vydaná dňa 26.2.2020

Photography. Processing chemicals. Specifications for potassium sulfite, 650 g/l solution.

Norma vydaná dňa 21.5.2002

Specification for direct gas-fired forced convection air heaters with rated heat inputs greater than 330 kW but not exceeding 2 MW for industrial and commercial space heating. Safety and performance requirements (excluding electrical requirements) (2nd family gases).

Norma vydaná dňa 20.7.2006

Specification for indirect gas fired forced convection air heaters with rated heat inputs greater than 330 kW but not exceeding 2 MW for industrial and commercial space heating. Safety and performance requirements (excluding electrical requirements) (2nd family gases).

Norma vydaná dňa 20.7.2006

Electrical relays. Specification for contact loads of preferred values used in endurance tests for electrical relay contacts.

Norma vydaná dňa 29.4.1983

Electrical relays. Specification for test equipment used in endurance tests for electrical relay contacts.

Norma vydaná dňa 29.4.1983

Electrical relays. Specification for the basic modules for the dimensions of general purpose all-or-nothing relays.

Norma vydaná dňa 31.5.1984

Specification for cricket balls.

Norma vydaná dňa 15.1.1995

Specification for quality levels for steel valve castings.

Norma vydaná dňa 31.8.1983

Flexible cellular polymeric materials. Polyurethane foam for load-bearing applications excluding carpet underlay. Specification.
(Měkké lehčené polymerní materiály - Polyurethanová pěna pro použití jako nosný materiál mimo podklady pro koberce - Specifikace.)

Norma vydaná dňa 30.9.2013