ICS

23.100.60

CCS

Q69

中華人民共和國國家標準

GB/T27793—2024

代替GB/T27793—2011

抄取法無石棉纖維墊片材料

Beateradditionnon?asbestossealingmaterials

2024-11-28發布2025-06-01實施

國家市場監督管理總局發布

國家標準化管理委員會

GB/T27793—2024

目次

前言

·····································································································

Ⅲ

1

范圍

··································································································

1

2

規范性引用文件

······················································································

1

3

術語和定義

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1

4

分類和標記

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1

4.1

分類

······························································································

1

4.2

標記

······························································································

2

5

技術要求

······························································································

2

5.1

材料

······························································································

2

5.2

外觀質量

·························································································

2

5.3

尺寸偏差

·························································································

2

5.4

物理機械性能

····················································································

2

6

試驗方法

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3

6.1

試樣調節

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3

6.2

石棉含量的測定

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3

6.3

外觀檢查

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3

6.4

尺寸的測定

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3

6.5

密度的測定

······················································································

3

6.6

橫向拉伸強度的測定

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4

6.7

老化系數的測定

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4

6.8

壓縮率、回彈率的測定

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4

6.9

燒失量的測定

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4

6.10

蠕變松弛率的測定

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5

6.11

常溫撓曲系數的測定

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5

6.12

浸漬IRM903油的測定

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5

6.13

浸漬ASTM燃料油B的測定

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5

6.14

浸漬蒸餾水+乙二醇（50∶50）的測定

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5

6.15

氮氣泄漏率的測定

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6

7

檢驗規則

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6

7.1

檢驗分類

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6

7.2

組批原則

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6

7.3

抽樣方法

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6

7.4

判定規則

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7

8

標志、包裝、運輸和貯存

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7

Ⅰ

GB/T27793—2024

8.1

標志

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7

8.2

包裝

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7

8.3

運輸

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7

8.4

貯存

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7

附錄A（資料性）

本文件所列類別的產品對應GB/T20671.1的編碼

································

8

Ⅱ

GB/T27793—2024

前言

本文件按照GB/T1.1—2020《標準化工作導則第1部分：標準化文件的結構和起草規則》的規

定起草。

本文件代替GB/T27793—2011《抄取法無石棉纖維墊片材料》。與GB/T27793—2011相比，除

結構調整和編輯性改動外，主要技術變化如下：

a）更改了范圍（見第1章，2011年版的第1章）；

b）更改了要素分類（見4.1，2011年版的3.1）；

c）更改了標記（見4.2，2011年版的3.2）；

d）刪除了卷材的長度尺寸偏差（見2011年版的4.3.2）；

e）刪除了厚度尺寸偏差中“如果用戶有特殊要求時，按用戶要求執行”（見2011年版的4.3.3）；

f）更改了物理機械性能指標（見5.4，2011年版的4.4）；

g）更改了外觀檢查（見6.3，2011年版的5.3）；

h）更改了尺寸的測定方法（見6.4.2，2011年版的5.4.2）；

i）更改了測厚儀的要求（見6.14.1.8，2011年版的5.14.1.8）；

j）增加了氮氣泄漏率試驗方法（見6.15）；

k）更改了型式檢驗（見7.1.2，2011年版的6.1.2）；

l）更改了組批原則（見7.2，2011年版的6.2）；

m）更改了抽樣方法（見7.3，2011年版的6.3）。

請注意本文件的某些內容可能涉及專利。本文件的發布機構不承擔識別專利的責任。

本文件由中國建筑材料聯合會提出。

本文件由全國非金屬礦產品及制品標準化技術委員會（SAC/TC406）歸口。

本文件起草單位：咸陽非金屬礦研究設計院有限公司、成都天府墊片科技有限公司、上海一柯索拓

密封材料有限公司、中輕纖維復合材料技術（廊坊）有限公司、濱州雙峰石墨密封材料有限公司、浙江

柏德密封科技有限公司、淄博雨程節能環保科技有限公司、咸陽海龍密封復合材料有限公司、中國國檢

測試控股集團咸陽有限公司。

本文件主要起草人：侯彩紅、李輝、潘洲、李紅、黃志強、楊柏青、劉長蕾、祝海峰、段亞萍、

王金昌、高麗、劉潤雨、祝立夫、周志強、董任重。

本文件于2011年首次發布，本次為第一次修訂。

Ⅲ

GB/T27793—2024

抄取法無石棉纖維墊片材料

1范圍

本文件規定了抄取法無石棉纖維墊片材料的分類和標記、要求、試驗方法、檢驗規則、標志、包

裝、運輸和貯存。

本文件適用于以不含石棉纖維為主要增強材料，添加其他不含石棉的填料及粘接劑，經混料、制

漿、抄取而制成的用于制作墊片的板材或卷材。

2規范性引用文件

下列文件中的內容通過文中的規范性引用而構成本文件必不可少的條款。其中，注日期的引用文

件，僅該日期對應的版本適用于本文件；不注日期的引用文件，其最新版本（包括所有的修改單