标准解读

GB/T 44327-2024 是一项专门针对锆及锆合金焊管的国家标准。该标准规定了此类焊管的技术要求、试验方法、检验规则、包装、标志、运输和储存要求，旨在确保锆及锆合金焊管的产品质量和统一性，适用于制造、验收及使用环节。

标准内容概览

  1. 范围：明确了标准适用的锆及锆合金焊管类型，包括材料、尺寸规格及其应用领域。

  2. 规范性引用文件：列出了实施本标准时需要参考的其他国家标准或国际标准文献。

  3. 术语和定义：对标准中涉及的专业术语进行了解释，确保读者对关键概念有共同的理解。

  4. 分类和标记：规定了锆及锆合金焊管的分类方法和产品标记规则，便于识别和追溯。

  5. 技术要求：

    • 材料：规定了可用于制造焊管的锆及锆合金牌号及其化学成分要求。
    • 制造工艺：概述了焊管的制造过程应满足的技术条件，如焊接方法、热处理等。
    • 尺寸、外形和允许偏差：详细说明了焊管的外径、壁厚、长度及其允许的尺寸偏差范围。
    • 机械性能：规定了焊管需达到的最小抗拉强度、屈服强度、延伸率等指标。
    • 物理性能和化学性能：包括密度、导热性、耐腐蚀性等要求。
    • 表面质量：对焊管内外表面的平整度、清洁度、缺陷等有具体要求。

  6. 试验方法：详细描述了验证焊管是否符合上述技术要求的各种检测和试验手段，如拉伸试验、弯曲试验、无损检测等。

  7. 检验规则：确立了焊管的检验分类、抽样方案、合格判定准则等，确保产品质量控制的一致性和有效性。

  8. 包装、标志、运输和储存：规定了焊管在出厂前的包装要求、产品标识信息、安全运输措施以及适宜的储存条件，以防止损伤和腐蚀。

实施意义

此标准为锆及锆合金焊管的生产、交易和使用提供了统一的标准依据，有助于提升产品质量，促进产业标准化进程，同时为国内外贸易提供技术支撑，保障用户权益。


如需获取更多详尽信息，请直接参考下方经官方授权发布的权威标准文档。

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文档简介

ICS

77.150.99

CCS

H63

中华人民共和国国家标准

GB/T44327—2024

锆及锆合金焊管

Weldedzirconiumandzirconiumalloytubeandpipe

2024-08-23发布2025-03-01实施

国家市场监督管理总局发布

国家标准化管理委员会

GB/T44327—2024

目次

前言

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

Ⅲ

1

范围

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

1

2

规范性引用文件

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

1

3

术语和定义

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

1

4

分类

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

1

5

技术要求

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

3

5.1

材料

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

3

5.2

化学成分

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

3

5.3

室温拉伸性能

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

3

5.4

工艺性能

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

3

5.5

外形尺寸及其允许偏差

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

4

5.6

无损检测

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

4

5.7

外观质量

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

5

6

试验方法

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

5

6.1

化学成分

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

5

6.2

室温拉伸性能

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

5

6.3

工艺性能

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

5

6.4

外形尺寸及其允许偏差

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

6

6.5

无损检测

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

6

6.6

外观质量

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

6

7

检验规则

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

6

7.1

检查和验收

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

6

7.2

组批

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

6

7.3

检验项目及取样规定

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

6

7.4

检验结果的判定

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

7

8

标志、包装、运输、贮存及随行文件

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

7

8.1

产品标志

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

7

8.2

包装、运输和贮存

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

7

8.3

随行文件

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

8

9

订货单内容

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

8

Ⅰ

GB/T44327—2024

前言

本文件按照GB/T1.1—2020《标准化工作导则第1部分：标准化文件的结构和起草规则》的规

定起草。

请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。

本文件由中国有色金属工业协会提出。

本文件由全国有色金属标准化技术委员会（SAC/TC243）归口。

本文件起草单位：南京宝色股份公司、宝钛集团有限公司、宝鸡钛业股份有限公司、国核宝钛锆业

股份公司、宝钛特种金属有限公司、西安西部新锆科技股份有限公司、湖南湘投金天新材料有限公司。

本文件主要起草人：刘鸿彦、吴丕杰、闫建旺、戴超、方虎、马佳琨、庆达嘎、宋文君、

岳强、严金华、燕辉、胡旭坤、丁郁航、李军兆、孙修圣、马连宝。

Ⅲ

GB/T44327—2024

锆及锆合金焊管

1范围

本文件规定了锆及锆合金焊管的分类、技术要求、试验方法、检验规则、标志、包装、运输、贮

存、随行文件及订货单内容。

本文件适用于一般工业用锆及锆合金焊管（以下简称焊管）。

2规范性引用文件

下列文件中的内容通过文中的规范性引用而构成本文件必不可少的条款。其中，注日期的引用文

件，仅该日期对应的版本适用于本文件；不注日期的引用文件，其最新版本（包括所有的修改单）适用

于本文件。

GB/T228.1金属材料拉伸试验第1部分：室温试验方法

GB/T241

金属管液压试验方法

GB/T242

金属管扩口试验方法

GB/T2651金属材料焊缝破坏性试验横向拉伸试验

GB/T13747（所有部分）锆及锆合金化学

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