定稿 ASTM A 269-08一般用途的无缝和焊接不锈钢管规

时间：2025-03-10

Standard Specification for

Seamless and Welded Austenitic Stainless Steel Tubing for General Service1 一般用途无缝和焊接奥氏体不锈钢钢管的标准规范

This standard is issued under the fixed designation A 269; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon (e) indicates an editorial change since the last revision or reapproval.

This standard has been approved for use by agencies of the Department of Defense.

本标准是以固定标号A269出版的。标号后面的数字表示所采用原始版本的年号，如果有再版的话，表示最近的一次再版年号。括号中的数字表示最新审批的年号。上标（e）表示因为最近一次的修订或重新审批而发生编辑上的变更。

这份标准已经由国防部批准投入使用。

1. Scope* 适用范围*

1.1 This specification covers grades of nominal-wallthickness,

stainless steel tubing for general corrosion-resisting and low- or high-temperature service, as designated in Table 1.

此规范适用于一般的抵抗腐蚀和低或高温用途的标称壁厚的不锈钢管，其钢种如表 1 所指定.

1.2 The tubing sizes and thicknesses usually furnished to this specification are 1 4 in. (6.4 mm) in inside diameter and larger and 0.020 in. (0.51 mm) in nominal wall-thickness and heavier.

通常按本规范提供的钢管尺寸和厚度为：内径≥1/4 英寸 (6.4 毫米) 和公称壁厚≥0.020 英寸(0.51 毫米)。

1.3 Mechanical property requirements do not apply to tubing smaller than 1 8 in. (3.2 mm) in inside diameter or 0.015 in. (0.38 mm) in thickness.

机械性能的要求不适用于内径小于 1/8 英寸(3.2 ㎜)或壁厚小于0.015 英寸(0.38 ㎜)的钢管。

NOTE 1—Additional testing requirements may apply for use in ASME B31.3 applications.

注释1—另外的测试要求使用ASME B31.3 中规定。

1.4 Optional supplementary requirements are provided and,when one or more of these are desired, each shall be so stated in the order.

每个订单应决定可选择补充规范中所提供的一个或更多要求。 1.5 The values stated in inch-pound units are to be regarded as the standard.

以英寸-英磅单位表述的数值应认定为标准值。 2. Referenced Documents 参考文件 2.1 ASTM Standards: 2 ASTM标准2

A 262 Practices for Detecting Susceptibility to Intergranular Attack in Austenitic Stainless Steels

A 262测定奥氏体不锈钢晶间腐蚀敏感性实用规程

A 370 Test Methods and Definitions for Mechanical Testing of Steel Products

A 370钢铁产品机械性能测试的试验方法和定义

A 480/A 480M Specification for General Requirements for Flat-Rolled Stainless and Heat-Resisting Steel Plate,Sheet, and Strip A480/A480M 不锈和耐热钢轧制钢板、薄板及钢带的通用规范 A 632 Specification for Seamless and Welded Austenitic Stainless Steel Tubing (Small-Diameter) for General Service

1 This specification is under the jurisdiction of ASTM Committee A01 on Steel,Stainless Steel and Related Alloys and is the direct responsibility of Subcommittee A01.10 on Stainless and Alloy Steel Tubular Products.

Current edition approved March 1, 2008. Published April 2008. Originally approved in 1944. Last previous edition approved in 2007 as A 269 – 07a. 1．本规范是属于美国材料试验学会委员会 A 01 关于钢、不锈钢及相关合金范畴，并且分委员会 A 01.10 关于不锈钢和合金钢的管状产品对其直接负责任。

现行版本于2008年3月1日通过了审批，并在2008 年4月出版。原版本在1944年审批的。前一版本即A269-07a是在2007年审批的。

2 For referenced ASTM standards, visit the ASTM website, , or contact ASTM Customer Service at service@. For Annual Book of ASTM Standards volume information, refer to the standard’s Document Summary page on the ASTM website.

A632一般用途的无缝和焊接奥氏体不锈钢管（小直径）规范 A 1016/A 1016M Specification for General Requirements for Ferritic Alloy Steel, Austenitic Alloy Steel, and Stainless Steel Tubes

A1016/A1016M铁素体、奥氏体合金钢和不锈钢管通用要求规范

E 527 Practice for Numbering Metals and Alloys in the Unified Numbering System (UNS)

E 527金属与合金（UNS）的编号方法 2.2 ASME Piping Code: ASME管道编码：

ASME B31.3 Process Piping3 ASMEB31.3压力管道3 2.3 Other Standard: 其它标准

SAE J1086 Practice for Numbering Metals and Alloys (UNS)4 SAE J1086金属和合金编号方法（UNS）4

3. Ordering Information 订货须知

3.1 Orders for material under this specification should include the following, as required, to describe the desired material adequately:

订单的材料根据本规范应包括以下内容，必要时，材料的需求应描述充分：

3.1.1 Quantity (feet, metres, or number of lengths),

数量（英尺、米或长度）

3.1.2 Name of material (seamless or welded tubes),材料名称（无缝

或焊接钢管）