標(biāo)準(zhǔn)解讀

《GB/T 44579-2024 熱塑性塑料分集水器》是一項(xiàng)國(guó)家標(biāo)準(zhǔn)，主要針對(duì)熱塑性塑料材質(zhì)的分集水器產(chǎn)品。該標(biāo)準(zhǔn)規(guī)定了此類產(chǎn)品的分類、要求、試驗(yàn)方法、檢驗(yàn)規(guī)則以及標(biāo)志、包裝、運(yùn)輸和貯存等方面的內(nèi)容。它適用于以熱塑性塑料為原料制造的用于暖通空調(diào)系統(tǒng)中的分集水裝置。

在分類部分，標(biāo)準(zhǔn)根據(jù)使用條件的不同將分集水器分為不同類型，并明確了每種類型的具體應(yīng)用范圍。此外，還對(duì)不同類型的分集水器提出了相應(yīng)的尺寸規(guī)格要求，確保其能夠滿足實(shí)際安裝需求。

對(duì)于材料方面，《GB/T 44579-2024》詳細(xì)列出了可用于生產(chǎn)熱塑性塑料分集水器的各種原材料及其性能指標(biāo)，包括但不限于抗壓強(qiáng)度、耐溫性等關(guān)鍵參數(shù)，旨在保證最終產(chǎn)品的安全性和耐用度。

該標(biāo)準(zhǔn)還特別強(qiáng)調(diào)了成品的質(zhì)量控制流程，包括外觀檢查、尺寸測(cè)量、密封性能測(cè)試等多個(gè)環(huán)節(jié)，通過嚴(yán)格的質(zhì)量管理體系來(lái)確保出廠前的產(chǎn)品達(dá)到規(guī)定的標(biāo)準(zhǔn)。同時(shí)，也提供了具體的檢測(cè)方法供生產(chǎn)廠家參考執(zhí)行，以便于統(tǒng)一行業(yè)內(nèi)對(duì)該類產(chǎn)品的評(píng)價(jià)基準(zhǔn)。


如需獲取更多詳盡信息，請(qǐng)直接參考下方經(jīng)官方授權(quán)發(fā)布的權(quán)威標(biāo)準(zhǔn)文檔。

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文檔簡(jiǎn)介

ICS

83.140.30

CCS

G33

中華人民共和國(guó)國(guó)家標(biāo)準(zhǔn)

GB/T44579—2024

熱塑性塑料分集水器

Waterdistributionandcollectiondevicesofthermoplasticsmaterials

2024-09-29發(fā)布2025-04-01實(shí)施

國(guó)家市場(chǎng)監(jiān)督管理總局發(fā)布

國(guó)家標(biāo)準(zhǔn)化管理委員會(huì)

GB/T44579—2024

目次

前言

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Ⅲ

1

范圍

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1

2

規(guī)范性引用文件

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1

3

術(shù)語(yǔ)和定義

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2

4

符號(hào)和縮略語(yǔ)

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2

4.1

符號(hào)

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2

4.2

縮略語(yǔ)

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2

5

材料和部件

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3

5.1

分集水器

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3

5.2

閥門

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3

5.3

密封件

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3

6

設(shè)計(jì)

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3

7

要求

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4

7.1

外觀

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4

7.2

顏色

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4

7.3

尺寸

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4

7.4

靜液壓強(qiáng)度

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5

7.5

分集水器物理力學(xué)性能

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6

7.6

組合件密封性

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7

7.7

水力平衡性能

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7

7.8

透光率

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7

7.9

衛(wèi)生要求

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7

7.10

熱循環(huán)試驗(yàn)

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7

7.11

耐拉拔試驗(yàn)

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8

8

試驗(yàn)方法

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8

8.1

狀態(tài)調(diào)節(jié)

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8

8.2

外觀及顏色

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8

8.3

尺寸

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

8

8.4

靜液壓強(qiáng)度

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8

8.5

熔體質(zhì)量流動(dòng)速率變化率

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8

8.6

氧化誘導(dǎo)時(shí)間

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8

8.7

灰分

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8

8.8

密度

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8

8.9

維卡軟化溫度

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9

Ⅰ

GB/T44579—2024

8.10

烘箱試驗(yàn)

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9

8.11

墜落試驗(yàn)

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

9

8.12

顏料分散

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

9

8.13

密封性試驗(yàn)

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

9

8.14

水力平衡性能

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9

8.15

透光率

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

9

8.16

衛(wèi)生要求

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

9

8.17

熱循環(huán)試驗(yàn)

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

9

8.18

耐拉拔試驗(yàn)

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

9

9

檢驗(yàn)規(guī)則

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

10

9.1

檢驗(yàn)分類

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

10

9.2

組批和分組

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

10

9.3

出廠檢驗(yàn)

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

10

9.4

型式檢驗(yàn)

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

10

9.5

判定規(guī)則

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

11

10

標(biāo)志、包裝、運(yùn)輸和貯存

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

11

10.1

標(biāo)志

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

11

10.2

包裝

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

11

10.3

運(yùn)輸

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

11

10.4

貯存

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

11

11

技術(shù)說(shuō)明

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

11

附錄A（資料性）

技術(shù)說(shuō)明

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

12

參考文獻(xiàn)

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

13

Ⅱ

GB/T44579—2024

前言

本文件按照GB/T1.1—2020《標(biāo)準(zhǔn)化工作導(dǎo)則第1部分：標(biāo)準(zhǔn)化文件的結(jié)構(gòu)和起草規(guī)則》的規(guī)

定起草。

請(qǐng)注意本文件的某些內(nèi)容可能涉及專利。本文件的發(fā)布機(jī)構(gòu)不承擔(dān)識(shí)別專利的責(zé)任。

本文件由中國(guó)輕工業(yè)聯(lián)合會(huì)提出。

本文件由全國(guó)塑料制品標(biāo)準(zhǔn)化技術(shù)委員會(huì)（SAC/TC48）歸口。

本文件起草單位：上海信領(lǐng)閥業(yè)有限公司、上海白蝶管業(yè)科技股份有限公司、浙江偉星新型建材股

份有限公司、愛康企業(yè)集團(tuán)（浙江）有限公司、菲索測(cè)量控制技術(shù)（蘇州）有限公司、天津軍星管業(yè)集

團(tuán)有限公司、浙江中財(cái)管道科技股份有限公司、杭州合豐塑膠有限公司、江蘇品升管業(yè)股份有限公司。

本文件主要起草人：朱利平、柴岡、靳鐵標(biāo)、楊興月、張銑、吳曉芬、王百提、朱小勇、楊譯臣、

唐輝。

Ⅲ

GB/T44579—2024

熱塑性塑料分集水器

1范圍

本文件規(guī)定了熱塑性塑料分水器、集水器（以下簡(jiǎn)稱“分集水器”）材料、設(shè)計(jì)、要求、試驗(yàn)方

法、檢驗(yàn)規(guī)則、標(biāo)志、包裝、運(yùn)輸和貯存。

本文件適用于建筑冷熱水、飲用水、采暖/制冷、水處理等系統(tǒng)中分集水器的制造與試驗(yàn)。

2規(guī)范性引用文件

下列文件中的內(nèi)容通過文中的規(guī)范性引用而構(gòu)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(duì)應(yīng)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）適用

于本文件。

GB/T1033.1塑料非泡沫塑料密度的測(cè)定第1部分：浸漬法、液體比重瓶法和滴定法

GB/T2828.1計(jì)數(shù)抽樣檢驗(yàn)程序第1部分：按接收質(zhì)量限（AQL）檢索的逐批檢驗(yàn)抽樣計(jì)劃

GB/T2918塑料試樣狀態(tài)調(diào)節(jié)和試驗(yàn)的標(biāo)準(zhǔn)環(huán)境

GB/T3682.1塑料熱塑性塑料熔體質(zhì)量流動(dòng)速率（MFR）和熔體體積流動(dòng)速率（MVR）的測(cè)

定第1部分：標(biāo)準(zhǔn)方法

GB/T6111流體輸送用熱塑性塑料管道系統(tǒng)耐內(nèi)壓性能的測(cè)定

GB/T8801硬聚

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