ISO 23505:2025
International Standard
Current Edition
·
Approved on
04 August 2025
Petroleum and liquid petroleum products — Calibration of spherical tanks — External electro-optical distance-ranging method
ISO 23505:2025 Files
English
25 Pages
Current Edition
62.72 OMR
ISO 23505:2025 Scope
This document specifies a method for the calibration of spherical tanks with a radius greater than 1 m by means of external measurements using an electro-optical distance-ranging instrument (EODR). It also specifies the subsequent calculation and the compilation of tank capacity tables.
This document applies to spherical tanks built above ground, that are non-insulated, single-shell and with a radial variation up to 1 %. The method specified in this document can also apply to spherical tanks built above the deck when the carrying ship is in the dock.
This document does not apply to the calibration of spheroidal tanks.
Best Sellers
GSO 150-2:2013
Gulf Standard
Expiration dates for food products - Part 2 :
Voluntary expiration dates

OS GSO 150-2:2013
GSO 150-2:2013
Omani Standard
Expiration dates for food products - Part 2 :
Voluntary expiration dates


OS GSO 2055-1:2015
GSO 2055-1:2015
Omani Standard
HALAL FOOD - Part 1 : General Requirements


GSO 2055-1:2015
Gulf Technical Regulation
HALAL FOOD - Part 1 : General Requirements

Recently Published
ISO 6182-18:2025
International Standard
Fire protection — Automatic sprinkler system — Part 18: Requirements and test methods for flexible sprinkler hose

ISO 8426-1:2025
International Standard
Hydraulic fluid power — Determination of derived displacement of positive displacement pumps and motors — Part 1: Two-step Toet method

ISO 21121:2025
International Standard
Spices and condiments — Dried lime (whole, slices and ground) — Specification

ISO 15614-2:2025
International Standard
Specification and qualification of welding procedures for metallic materials — Welding procedure test — Part 2: Arc welding of aluminium and its alloys
