Арматура трубопровідна промислова. Маркування металевої арматури

1 2 4

—? —? —? —?

INDUSTRIAL VALVES

Marking of metallic valves
1 2 EN 736-1 Valves — Terminology — Part 1: Definition of types of valves
EN 736-2 Valves — Terminology — Part 2: Definition of components of valves
EN 736-3 Valves — Terminology — Part 3: Definition of terms
EN 1503-1 Valves — Materials for bodies, bonnets and covers — Part 1: Steels specified in
European Standards
EN 1503-2 Valves — Materials for bodies, bonnets and covers — Part 2: Steels other than those specified in European Standards
EN 1503-3 Valves — Materials for bodies, bonnets and covers — Part 3: Cast irons specified in European Standards
prEN 1503-4 Valves — Materials for bodies, bonnets and covers — Part 4: Copper alloys specified in European Standards
ISO 228-1 Pipe threads where pressure-fight joints are not made on the threads — Part 1: Dimensions, tolerances and-designation
ISO 7-1 Pipe threads where pressure-fight joints are made on the threads — Part 1: Dimensions, tolerances and designation
ANSI/ASME B1.20 1 1) Pipe threads general purpose (inch)
EN 736-1 EN 736-2 EN 736-3 EN 1503-1 EN 1503-2 EN 1503-3 prEN 1503-4 ISO 228-1 ISO 7-1 ANSI/ASME 3.1 3.2 3.3 4 4.1 4.1.1 4.1.2 4.1.3 1) ANSI —

4.1.4 4.2 4.2.1 4.2.2 4.3 4.4 а?) Ь?)

4.5 4.5.1 4.5.2 4.5.3 4.5.4 4.5.5 5.1 5.1.1 5.1.2 5.1.3 5.1.4 5.1.5 5.2 5.2.1 5.2.2 5.3 5.4 5.5 5.6 5.7 5.8 5.9 5.10 5.11 5.12 5.13 5.14 5.15 5.16 5.17 5.18 5.19 5.20 5.21