EN ISO 7211-2:2024
(Main)Textiles - Methods for analysis of woven fabrics construction - Part 2: Determination of number of threads per unit length (ISO 7211-2:2024)
Textiles - Methods for analysis of woven fabrics construction - Part 2: Determination of number of threads per unit length (ISO 7211-2:2024)
This document specifies three methods for the determination of the number of threads per centimetre in woven fabrics. Any of the three methods can be used, the choice depending on the character of the fabric. However, in case of dispute, method A takes precedence.
— Method A: Dissection of fabric, suitable for all fabrics. This is the most laborious method but has fewer limitations than the others; in particular, it is the only one that is really suitable for the examination of certain folded structures and other complicated weaves.
— Method B: Counting glass, suitable for fabrics with more than 50 threads per centimetre.
— Method C: Traversing thread counter, suitable for all fabrics.
Where the number of threads per centimetre is low, it can be convenient to express the results as the number of threads per decimetre.
Textilien - Verfahren zur Analyse des Aufbaus von Webwaren - Teil 2: Bestimmung der Anzahl der Fäden je Längeneinheit (ISO 7211-2:2024)
Dieses Dokument legt drei Verfahren für die Bestimmung der Anzahl von Fäden je Zentimeter in Webwaren fest. Jedes der drei Verfahren kann verwendet werden, wobei die Wahl von der Art des Flächengebildes abhängt. Allerdings hat im Schiedsfall das Verfahren A Vorrang.
- Verfahren A: Zerlegung eines Flächengebildes, geeignet für alle Flächengebilde. Das ist das arbeitsaufwendigste Verfahren, es hat jedoch weniger Einschränkungen als die anderen Verfahren; vor allem ist es das einzige, das für die Untersuchung bestimmter Doppelbindungen und anderer komplizierter Webarten wirklich geeignet ist.
- Verfahren B: Fadenzähler, geeignet für Flächengebilde mit mehr als 50 Fäden je Zentimeter.
- Verfahren C: Rasterfadenzähler, für alle Flächengebilde geeignet.
Ist die Anzahl der Fäden je Zentimeter klein, kann es zweckmäßig sein, die Ergebnisse als Anzahl der Fäden je Dezimeter anzugeben.
Textiles - Méthodes d'analyse de la construction des tissus - Partie 2: Détermination du nombre de fils par unité de longueur (ISO 7211-2:2024)
Le présent document spécifie trois méthodes de détermination du nombre de fils par centimètre dans les tissus. Chacune de ces trois méthodes peut être utilisée, le choix dépendant des caractéristiques du tissu. Cependant, en cas de litige, la méthode A est recommandée.
— Méthode A : Par détissage du tissu, applicable à tous les tissus. S'il s'agit de la méthode la plus laborieuse, son utilisation est toutefois moins limitée par rapport aux autres méthodes ; c'est notamment la seule qui convienne réellement pour l'examen de certaines structures plissées et d'autres armures complexes.
— Méthode B : Par comptage au moyen de la loupe du compte-fils, applicable aux tissus comportant plus de 50 fils par centimètre.
— Méthode C : Par comptage au moyen d'un compteur de fils à déplacement transversal, applicable à tous les tissus.
Lorsque le nombre de fils par centimètre est faible, il peut être pratique d'exprimer les résultats en nombre de fils par décimètre.
Tekstilije - Metode za analizo konstrukcije tkanin - 2. del: Ugotavljanje števila niti na dolžinsko enoto (ISO 7211-2:2024)
Standard določa tri metode za ugotavljanje števila niti na centimeter, pri čemer se lahko uporabi katera koli od njih, odvisno od značilnosti tekstilije. V nadaljevanju so opisana načela teh metod. Metoda A: del tekstilije določenih mer se razreže in prešteje se število niti. Niti, ki jih je treba šteti, naj bodo kratke; primerna dolžina je 1 ali 2 cm. Metoda B: določi se število niti, ki so vidne znotraj opredeljenega povečevalnega stekla za štetje. Metoda C: število niti na centimeter tekstilije se določi s pripomočkom za štetje prečnih niti.
General Information
- Status
- Published
- Publication Date
- 03-Sep-2024
- Technical Committee
- CEN/TC 248 - Textiles and textile products
- Drafting Committee
- CEN/TC 248 - Textiles and textile products
- Current Stage
- 6060 - Definitive text made available (DAV) - Publishing
- Start Date
- 04-Sep-2024
- Due Date
- 15-Aug-2026
- Completion Date
- 04-Sep-2024
Relations
- Effective Date
- 08-Nov-2023
Overview
EN ISO 7211-2:2024 - Textiles: Methods for analysis of woven fabrics construction - Part 2 specifies standardized methods for determining the number of threads per unit length (threads per centimetre) in woven fabrics. Published by CEN/ISO, the document defines three acceptable techniques (Method A, B and C), sample preparation and conditioning requirements, minimum measuring distances for different densities, and rules for reporting results. In case of dispute, Method A (dissection) takes precedence.
Keywords: EN ISO 7211-2:2024, ISO 7211-2, thread count, woven fabrics, fabric construction, textile testing.
Key Topics and Requirements
- Three measurement methods
- Method A - Dissection of fabric: suitable for all fabrics including complex weaves and folded structures; most laborious but most versatile. Requires specimen clamps or dissecting needles and forceps.
- Method B - Counting glass: suitable for high-density fabrics (>50 threads/cm). Uses a counting glass with a 20.00 ±0.05 mm or 30.00 ±0.05 mm aperture.
- Method C - Traversing thread counter: suitable for all fabrics; uses a mechanical/electronic traversing counter.
- Minimum measuring distances (select based on expected threads/cm)
- <10 threads/cm → 10 cm
- 10–25 threads/cm → 5 cm
- 25–40 threads/cm → 3 cm
40 threads/cm → 2 cm
- Specimen preparation and conditioning
- Condition specimens in the standard atmosphere per ISO 139 for at least 16 hours.
- Avoid selecting specimens within 150 mm of sample edges.
- Count threads in at least five different places so counts represent the fabric fully; for patterned fabrics include at least one weave repeat.
- Expression of results
- Report as threads per centimetre (or per decimetre for low densities); for narrow fabrics (≤10 cm wide) count all warp threads including selvedges and express per full width.
Practical Applications & Users
- Quality control and acceptance testing in textile mills and finishing plants
- Laboratory testing for textile certification, inspection and compliance
- R&D teams analyzing fabric construction, density and proposed weave changes
- Apparel, technical textiles and upholstery manufacturers assessing dimensional and performance attributes tied to thread density
- Textile test houses, auditors and procurement specialists requiring harmonized thread-count data
Related Standards
- ISO 139 - Standard atmospheres for conditioning and testing (normative reference)
- ISO 7211 series - other parts covering woven fabric construction analysis
- Note: EN ISO 7211-2:2024 supersedes EN 1049-2:1993
This standard ensures consistent, repeatable determination of thread count for woven fabrics, supporting accurate specification, quality control and comparison across suppliers.
Frequently Asked Questions
EN ISO 7211-2:2024 is a standard published by the European Committee for Standardization (CEN). Its full title is "Textiles - Methods for analysis of woven fabrics construction - Part 2: Determination of number of threads per unit length (ISO 7211-2:2024)". This standard covers: This document specifies three methods for the determination of the number of threads per centimetre in woven fabrics. Any of the three methods can be used, the choice depending on the character of the fabric. However, in case of dispute, method A takes precedence. — Method A: Dissection of fabric, suitable for all fabrics. This is the most laborious method but has fewer limitations than the others; in particular, it is the only one that is really suitable for the examination of certain folded structures and other complicated weaves. — Method B: Counting glass, suitable for fabrics with more than 50 threads per centimetre. — Method C: Traversing thread counter, suitable for all fabrics. Where the number of threads per centimetre is low, it can be convenient to express the results as the number of threads per decimetre.
This document specifies three methods for the determination of the number of threads per centimetre in woven fabrics. Any of the three methods can be used, the choice depending on the character of the fabric. However, in case of dispute, method A takes precedence. — Method A: Dissection of fabric, suitable for all fabrics. This is the most laborious method but has fewer limitations than the others; in particular, it is the only one that is really suitable for the examination of certain folded structures and other complicated weaves. — Method B: Counting glass, suitable for fabrics with more than 50 threads per centimetre. — Method C: Traversing thread counter, suitable for all fabrics. Where the number of threads per centimetre is low, it can be convenient to express the results as the number of threads per decimetre.
EN ISO 7211-2:2024 is classified under the following ICS (International Classification for Standards) categories: 59.080.30 - Textile fabrics. The ICS classification helps identify the subject area and facilitates finding related standards.
EN ISO 7211-2:2024 has the following relationships with other standards: It is inter standard links to EN 1049-2:1993. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
You can purchase EN ISO 7211-2:2024 directly from iTeh Standards. The document is available in PDF format and is delivered instantly after payment. Add the standard to your cart and complete the secure checkout process. iTeh Standards is an authorized distributor of CEN standards.
Standards Content (Sample)
SLOVENSKI STANDARD
01-november-2024
Tekstilije - Metode za analizo konstrukcije tkanin - 2. del: Ugotavljanje števila niti
na dolžinsko enoto (ISO 7211-2:2024)
Textiles - Methods for analysis of woven fabrics construction - Part 2: Determination of
number of threads per unit length (ISO 7211-2:2024)
Textilien - Verfahren zur Analyse des Aufbaus von Webwaren - Teil 2: Bestimmung der
Anzahl der Fäden je Längeneinheit (ISO 7211-2:2024)
Textiles - Méthodes d'analyse de la construction des tissus - Partie 2: Détermination du
nombre de fils par unité de longueur (ISO 7211-2:2024)
Ta slovenski standard je istoveten z: EN ISO 7211-2:2024
ICS:
59.080.30 Tkanine Textile fabrics
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EN ISO 7211-2
EUROPEAN STANDARD
NORME EUROPÉENNE
September 2024
EUROPÄISCHE NORM
ICS 59.080.30 Supersedes EN 1049-2:1993
English Version
Textiles - Methods for analysis of woven fabrics
construction - Part 2: Determination of number of threads
per unit length (ISO 7211-2:2024)
Textiles - Méthodes d'analyse de la construction des Textilien - Verfahren zur Analyse des Aufbaus von
tissus - Partie 2: Détermination du nombre de fils par Webwaren - Teil 2: Bestimmung der Anzahl der Fäden
unité de longueur (ISO 7211-2:2024) je Längeneinheit (ISO 7211-2:2024)
This European Standard was approved by CEN on 3 September 2024.
CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2024 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 7211-2:2024 E
worldwide for CEN national Members.
Contents Page
European foreword . 3
European foreword
This document (EN ISO 7211-2:2024) has been prepared by Technical Committee ISO/TC 38 "Textiles"
in collaboration with Technical Committee CEN/TC 248 “Textiles and textile products” the secretariat of
which is held by BSI.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by March 2025, and conflicting national standards shall
be withdrawn at the latest by March 2025.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN 1049-2:1993.
Any feedback and questions on this document should be directed to the users’ national standards
body/national committee. A complete listing of these bodies can be found on the CEN website.
According to the CEN-CENELEC Internal Regulations, the national standards organizations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria,
Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland,
Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of
North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and the
United Kingdom.
Endorsement notice
The text of ISO 7211-2:2024 has been approved by CEN as EN ISO 7211-2:2024 without any
modification.
International
Standard
ISO 7211-2
Second edition
Textiles — Methods for analysis of
2024-08
woven fabrics construction —
Part 2:
Determination of number of threads
per unit length
Textiles — Méthodes d'analyse de la construction des tissus —
Partie 2: Détermination du nombre de fils par unité de longueur
Reference number
ISO 7211-2:2024(en) © ISO 2024
ISO 7211-2:2024(en)
© ISO 2024
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
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Published in Switzerland
ii
ISO 7211-2:2024(en)
Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Principle . 1
5 Minimum measuring distance . 2
6 Conditioning and testing atmosphere. 2
7 Preparation of test specimens . 2
8 Method A — Dissection of fabric . 2
8.1 Apparatus .2
8.2 Procedure .3
9 Method B — Counting glass . 3
9.1 Apparatus .3
9.2 Procedure .3
10 Method C — Traversing thread counter . 3
10.1 Apparatus .3
10.2 Procedure .3
11 Calculation and expression of results . 4
12 Test report . 4
iii
ISO 7211-2:2024(en)
Foreword
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Any trade name used in this document is information given for
...
La norme EN ISO 7211-2:2024, intitulée "Textiles - Méthodes d'analyse de la construction des tissus tissés - Partie 2 : Détermination du nombre de fils par unité de longueur", constitue un instrument essentiel pour les professionnels de l'industrie textile. Son champ d'application est spécifiquement conçu pour définir trois méthodes différentes permettant de mesurer le nombre de fils par centimètre dans les tissus tissés, offrant ainsi une flexibilité d'analyse selon les caractéristiques des matériaux étudiés. Parmi les méthodes décrites, la méthode A, qui consiste en la dissection du tissu, se distingue par sa capacité à s'appliquer à tous types de tissus. Bien que cette méthode soit la plus laborieuse, elle présente l'avantage de ne pas être limitée par les structures compliquées telles que certains tissages repliés, ce qui la rend indispensable pour des analyses précises. La méthode B, utilisant un verre à compter, est recommandée pour les tissus présentant plus de 50 fils par centimètre. Cette méthode est pratique pour des tissus à densité élevée, facilitant ainsi le processus d'évaluation. D'autre part, la méthode C, qui implémente un compteur de fils traversant, est adaptée à l'ensemble des tissus, garantissant une approche polyvalente pour l'analyse. La norme précise également que, dans les cas où le nombre de fils par centimètre est faible, il peut être judicieux d'exprimer les résultats en nombre de fils par décimètre. Cela démontre une compréhension des besoins divers de l'industrie textile et propose des solutions adaptées pour chaque situation. En conclusion, la norme EN ISO 7211-2:2024 offre une base solide pour la standardisation des méthodes d'analyse des tissus tissés, renforçant ainsi la qualité et la fiabilité des résultats obtenus. Son importance est indéniable pour les techniciens, les fabricants et les chercheurs qui œuvrent dans le domaine des textiles, permettant une amélioration continue des processus de fabrication et de contrôle qualité.
Die Norm EN ISO 7211-2:2024 bietet eine detaillierte und praxisnahe Methodik zur Analyse der Gewebekonstruktion von Textilien, insbesondere zur Bestimmung der Anzahl der Fäden pro Längeneinheit in gewebten Stoffen. Dies ist ein zentraler Aspekt für die Qualitätssicherung und Produktentwicklung in der Textilindustrie. Der Umfang dieser Norm umfasst drei spezifische Methoden zur Ermittlung der Fadenanzahl pro Zentimeter, was eine wichtige Maßnahme zur Beurteilung der Stoffdichte und -struktur darstellt. Die Norm stellt sicher, dass jeder Benutzer, je nach Beschaffenheit des Gewebes, die geeignete Methode auswählen kann. In Konfliktsituationen sollte jedoch Methode A bevorzugt werden, die durch eine detaillierte Zerlegung des Stoffes durchgeführt wird und somit eine hohe Genauigkeit bietet, insbesondere bei komplexen Webarten und speziellen gefalteten Strukturen. Methode B, die Verwendung eines Zählglases, ist optimal für Stoffe mit mehr als 50 Fäden pro Zentimeter. Diese Methode ermöglicht eine schnelle und effiziente Auswertung in Produktionsumgebungen, beschränkt sich jedoch auf bestimmte Gewebetypen. Methode C, der traversierende Fadenzähler, bietet eine flexible Lösung, die für alle Gewebearten anwendbar ist, was die Vielseitigkeit des Gesamtansatzes unterstreicht. Die Norm EN ISO 7211-2:2024 ist besonders relevant für Unternehmen, die hohe Qualitätsstandards in der Textilverarbeitung anstreben, da sie eine fundierte Basis für die Messung und den Vergleich der Fäden pro Zentimeter liefert. Sie unterstützt nicht nur die Qualitätskontrolle, sondern kann auch dazu beitragen, Missverständnisse und Konflikte zu vermeiden, indem klare Vorgaben für die Analyse definiert werden. Durch die Flexibilität der Methoden und die Möglichkeit, bei niedrigen Fadenanzahlen Ergebnisse in Fäden pro Dezimeter auszudrücken, wird der Benutzerkreis weiter vergrößert. Insgesamt ist die Norm EN ISO 7211-2:2024 ein unverzichtbares Dokument für Fachleute in der Textilindustrie, das sowohl präzise Messungen als auch die Flexibilität in der Anwendung gewährleistet. Die Stärken dieser Norm liegen in ihrer Vielseitigkeit, Zugänglichkeit und der tiefen Einsicht in die Gewebestruktur, die für die Entwicklung hochwertiger Textilprodukte entscheidend ist.
SIST EN ISO 7211-2:2024 문서는 직물의 구조 분석을 위한 표준을 제공하며, 총 3가지 방법을 통해 직물의 센티미터당 스레드 수를 결정하는 절차를 규정합니다. 이 표준의 범위는 직물의 특성에 따라 적절한 방법을 선택할 수 있도록 유연성을 제공하는 것입니다. 그러나 분쟁의 경우, 방법 A가 우선 적용됩니다. 방법 A는 직물을 해부하여 분석하는 방식으로, 모든 종류의 직물에 적합합니다. 이 방법은 가장 노동 집약적이지만, 복잡한 직조 구조나 여러 겹으로 접힌 형태의 직물을 검사하는 데 있어 타 방법보다 적은 제한을 갖는다는 강점을 가지고 있습니다. 따라서 방법 A는 특히 연구 및 품질 관리에서 중요한 역할을 할 수 있습니다. 방법 B는 센티미터당 50개 이상의 스레드를 가진 직물에 적합한 유리 카운팅 방식을 사용합니다. 이 방법은 고밀도의 직물 분석에 유리하며, 특히 대량 생산에 사용되는 직물의 품질 확인에 효과적입니다. 방법 C는 모든 종류의 직물에 적용 가능한 스레드 카운터를 사용하는 방식으로, 간편하면서도 신뢰할 수 있는 결과를 제공합니다. 이 방법은 특히 저밀도 직물에 수반되는 분석이 필요할 때 유용하며, 데이터 표현을 센티미터가 아닌 데시미터 단위로 변환하는 기능도 지원합니다. 결국 SIST EN ISO 7211-2:2024 표준은 다양한 직물 특성에 맞춰 3가지 방법을 통해 스레드 수를 효과적으로 결정할 수 있는 토대를 마련하는 만큼, 직물 산업에서의 중요성과 적절한 활용성이 큰 표준이라 할 수 있습니다. 이 표준은 직물 분석 및 품질 관리에 있어 중요하고 필요한 기준을 제공하는 데 기여하고 있습니다.
The standard EN ISO 7211-2:2024 provides a comprehensive framework for analyzing woven fabric construction, specifically focusing on the determination of the number of threads per unit length. This document is crucial for textile manufacturers, quality control processes, and researchers in the field of fabric technology because it lays out three distinct methods for thread count determination, catering to a wide range of fabric types and complexities. One of the significant strengths of this standard is its inclusivity in addressing various fabric constructions through the three defined methods. Method A, which involves the dissection of the fabric, is particularly noteworthy as it is deemed suitable for all fabric types. This method, while more labor-intensive, ensures a high level of accuracy, especially for complex weaves and folded structures that other methods may not adequately analyze. This versatility makes EN ISO 7211-2:2024 an essential tool for accurately assessing complicated fabric constructions. Method B employs a counting glass and is specifically designed for fabrics with a higher thread count (greater than 50 threads per centimetre). This method is ideal for fabrics with a denser weave, providing a quick and efficient means of analysis without sacrificing precision. On the other hand, Method C utilizes a traversing thread counter, which offers a practical approach for an array of fabric types, reinforcing the standard’s adaptability for various manufacturing processes. The flexibility in expressing results, especially the option to convert thread counts to threads per decimetre for low values, further expands the standard's utility. This adaptability underscores EN ISO 7211-2:2024’s relevance in contemporary textile analysis, ensuring that it meets the needs of both analytical rigor and practical application. Overall, EN ISO 7211-2:2024 stands out as a vital standard in textile analysis, combining methodical approaches with practicality, thereby supporting the ongoing development and quality assurance in woven fabric production. The clear prioritization of Method A in case of disputes helps maintain consistency and reliability in the measurement process, solidifying the standard’s importance in the industry.
EN ISO 7211-2:2024は、織物の構造を分析するための方法を規定する重要な標準であり、その適用範囲は織物の糸の密度を定量化することに特化しています。この標準は、織物の特性に応じて選択可能な3つの方法を提供しており、それぞれの利点と用途に対して明確なガイドラインを設けています。 方法Aは、すべての織物に適用できる切断法であり、他の方法に比べて制限が少ないため、特に複雑な織りや折り畳まれた構造の評価において非常に有効です。労力はかかるものの、確かなデータを得るためにはこの方法が最も信頼性が高いとされています。 方法Bは、1センチメートルあたり50本以上の糸を持つ織物に適した計数用ガラスを用いる方法で、比較的簡便に糸の数を得ることができます。この方法は、糸が密に織られている場合の分析に向いています。 方法Cは、すべての織物に適用可能なスレッドカウンターを使用した方法で、手軽に糸の本数を測定することが可能です。この方法は、特に低密度の織物の評価に便利で、結果をデシメートルあたりの糸の数で表現することができるため、柔軟性があります。 全体として、EN ISO 7211-2:2024は織物の分析に必要な基準を提供し、業界のニーズに適した方法を明確に提示しています。この標準の採用は、織物製造業における品質管理や製品開発の向上に寄与するものと考えられます。










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