Preparation of steel substrates before application of paints and related products - Visual assessment of surface cleanliness - Part 1: Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings (ISO 8501-1:2007); German version EN ISO 8501-1:2007— 102 стр.
Gas welding equipment - Equipment used in gas welding, cutting and allied processes, safety devices for fuel gases and oxygen or compressed air - General specifications, requirements and tests; German version EN 730:1995— 11 стр.
Gas welding equipment - Pressure regulators and pressure regulators with flow-metering devices for gas cylinders used in welding, cutting and allied processes up to 300 bar (30 MPa) (ISO 2503:2009); German version EN ISO 2503:2009— 36 стр.
Manual blowpipes for welding, cutting and heating - Specifications and tests (ISO 5172:1995, including Amendment 1:1995); German version EN ISO 5172:1996— 28 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Repair work on concrete structures— 17 стр.
Paints and varnishes - Corrosion protection of steel structures by protective paint systems - Part 4: Types of surface and surface preparation (ISO 12944-4:1998); German version EN ISO 12944-4:1998— 30 стр.
