ISO 10434:2020
Current
The latest, up-to-date edition.
Bolted bonnet steel gate valves for the petroleum, petrochemical and allied industries
Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users
English, French
24-08-2020
This document specifies the requirements for a heavy-duty series of bolted bonnet steel gate valves for petroleum refinery and related applications where corrosion, erosion and other service conditions can indicate a need for full port openings, heavy wall sections and large stem diameters.
This document sets forth the requirements for the following gate valve features:
— bolted bonnet;
— outside screw and yoke;
— rising stems;
— non-rising handwheels;
— single or double gate;
— wedge or parallel seating;
— metallic seating surfaces;
— flanged or butt-welding ends.
It covers valves of the nominal sizes DN:
— 25; 32; 40; 50; 65; 80; 100; 150; 200; 250; 300; 350; 400; 450; 500; 600;
corresponding to nominal pipe sizes NPS:
— 1; 1¼; 1½; 2; 2½; 3; 4; 6; 8; 10; 12; 14; 16; 18; 20; 24;
applies for pressure Class designations:
— 150; 300; 600; 900; 1 500; 2 500;
and applies for pressure PN designations:
— 16, 25, 40, 63, 100, 160, 250 and 400.
| Committee |
ISO/TC 153
|
| DocumentType |
Standard
|
| Pages |
38
|
| PublisherName |
International Organization for Standardization
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| PN-EN ISO 10434:2021 | Identical |
| BS EN ISO 10434:2020 | Identical |
| DIN EN ISO 10434:2020-12 | Identical |
| NS-EN ISO 10434:2020 | Identical |
| EN ISO 10434:2020 | Identical |
| I.S. EN ISO 10434:2020 | Identical |
| NF EN ISO 10434:2020 | Identical |
| UNE-EN ISO 10434:2021 | Identical |
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