標準解讀

GB/T 44327-2024 是一項專門針對鋯及鋯合金焊管的國家標準。該標準規定了此類焊管的技術要求、試驗方法、檢驗規則、包裝、標志、運輸和儲存要求，旨在確保鋯及鋯合金焊管的產品質量和統一性，適用于制造、驗收及使用環節。

標準內容概覽

  1. 范圍：明確了標準適用的鋯及鋯合金焊管類型，包括材料、尺寸規格及其應用領域。

  2. 規范性引用文件：列出了實施本標準時需要參考的其他國家標準或國際標準文獻。

  3. 術語和定義：對標準中涉及的專業術語進行了解釋，確保讀者對關鍵概念有共同的理解。

  4. 分類和標記：規定了鋯及鋯合金焊管的分類方法和產品標記規則，便于識別和追溯。

  5. 技術要求：

    • 材料：規定了可用于制造焊管的鋯及鋯合金牌號及其化學成分要求。
    • 制造工藝：概述了焊管的制造過程應滿足的技術條件，如焊接方法、熱處理等。
    • 尺寸、外形和允許偏差：詳細說明了焊管的外徑、壁厚、長度及其允許的尺寸偏差范圍。
    • 機械性能：規定了焊管需達到的最小抗拉強度、屈服強度、延伸率等指標。
    • 物理性能和化學性能：包括密度、導熱性、耐腐蝕性等要求。
    • 表面質量：對焊管內外表面的平整度、清潔度、缺陷等有具體要求。

  6. 試驗方法：詳細描述了驗證焊管是否符合上述技術要求的各種檢測和試驗手段，如拉伸試驗、彎曲試驗、無損檢測等。

  7. 檢驗規則：確立了焊管的檢驗分類、抽樣方案、合格判定準則等，確保產品質量控制的一致性和有效性。

  8. 包裝、標志、運輸和儲存：規定了焊管在出廠前的包裝要求、產品標識信息、安全運輸措施以及適宜的儲存條件，以防止損傷和腐蝕。

實施意義

此標準為鋯及鋯合金焊管的生產、交易和使用提供了統一的標準依據，有助于提升產品質量，促進產業標準化進程，同時為國內外貿易提供技術支撐，保障用戶權益。


如需獲取更多詳盡信息，請直接參考下方經官方授權發布的權威標準文檔。

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文檔簡介

ICS

77.150.99

CCS

H63

中華人民共和國國家標準

GB/T44327—2024

鋯及鋯合金焊管

Weldedzirconiumandzirconiumalloytubeandpipe

2024-08-23發布2025-03-01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/T44327—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

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

1

4

分類

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

1

5

技術要求

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

3

5.1

材料

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

3

5.2

化學成分

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

3

5.3

室溫拉伸性能

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

3

5.4

工藝性能

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

3

5.5

外形尺寸及其允許偏差

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

4

5.6

無損檢測

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

4

5.7

外觀質量

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

5

6

試驗方法

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

5

6.1

化學成分

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

5

6.2

室溫拉伸性能

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

5

6.3

工藝性能

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

5

6.4

外形尺寸及其允許偏差

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

6

6.5

無損檢測

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

6

6.6

外觀質量

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

6

7

檢驗規則

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

6

7.1

檢查和驗收

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

6

7.2

組批

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

6

7.3

檢驗項目及取樣規定

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

6

7.4

檢驗結果的判定

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

7

8

標志、包裝、運輸、貯存及隨行文件

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

7

8.1

產品標志

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

7

8.2

包裝、運輸和貯存

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

7

8.3

隨行文件

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

8

9

訂貨單內容

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

8

Ⅰ

GB/T44327—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。

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。

本文件由中國有色金屬工業協會提出。

本文件由全國有色金屬標準化技術委員會（SAC/TC243）歸口。

本文件起草單位：南京寶色股份公司、寶鈦集團有限公司、寶雞鈦業股份有限公司、國核寶鈦鋯業

股份公司、寶鈦特種金屬有限公司、西安西部新鋯科技股份有限公司、湖南湘投金天新材料有限公司。

本文件主要起草人：劉鴻彥、吳丕杰、閆建旺、戴超、方虎、馬佳琨、慶達嘎、宋文君、

岳強、嚴金華、燕輝、胡旭坤、丁郁航、李軍兆、孫修圣、馬連寶。

Ⅲ

GB/T44327—2024

鋯及鋯合金焊管

1范圍

本文件規定了鋯及鋯合金焊管的分類、技術要求、試驗方法、檢驗規則、標志、包裝、運輸、貯

存、隨行文件及訂貨單內容。

本文件適用于一般工業用鋯及鋯合金焊管（以下簡稱焊管）。

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）適用

于本文件。

GB/T228.1金屬材料拉伸試驗第1部分：室溫試驗方法

GB/T241

金屬管液壓試驗方法

GB/T242

金屬管擴口試驗方法

GB/T2651金屬材料焊縫破壞性試驗橫向拉伸試驗

GB/T13747（所有部分）鋯及鋯合金化學

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