GB/T 46400-2025 Active National standards

GB/T 46400-2025 Textile—Determination of pore size characteristics—Gas-liquid replacement method

GB/T 46400-2025 Textile—Determination of pore size characteristics—Gas-liquid replacement method

Publish Date: 2025-10-05 Implement Date: 2026-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 46400-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Baseline standards and general methods

ICS Name: Textiles

Publish Date: 2025-10-05

Implement Date: 2026-05-01

Pages: 12 pages

Scope

This document describes the test method for determining the pore size characteristics (including maximum pore size, average pore size, and pore size distribution) of textiles using the gas-liquid displacement method.
This document is applicable to all types of fabrics. Other materials should be tested in accordance with this method.

Development Information

Word Count: 7 Thousand words Pages: 12 pages

Referenced Standards

GB/T 5549-1990 Surface active agents—Determination of surface tension by drawing up liquid films GB/T 5549-2010 Surface active agents—Determination of surface tension by drawing up liquid films GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values

Related Standards

GB 6529-1986 Replaced

GB 6529-1986 Standard atmospheres for textiles conditioning and testing

Publish Date: 1986-06-25

GB 7565-1987 Replaced

GB 7565-1987 Textiles—Tests for color fastness—Specification for standard adjacent fabric:Cotton and viscose

Publish Date: 1987-03-26

GB/T 7742-1987 Replaced

GB/T 7742-1987 Textiles—Determination of bursting strength and bursting distension—Diaphragm method

Publish Date: 1987-05-22

GB/T 733-1987 Replaced

GB/T 733-1987 Gunnybags, hessiancloth—Methods of testing

Publish Date: 1987-11-19

GB/T 736-1987 Replaced

GB/T 736-1987 Hessiancloth—Technical requirements

Publish Date: 1987-11-19

GB/T 737-1987 Replaced

GB/T 737-1987 Hessiancloth—Grading stipulation

Publish Date: 1987-11-19