S1.1 用于某些腐蚀性，特别是在可能会发生氯化物应力腐蚀，钢种TP304L ， TP316L ， TP321 ， TP347和TP348消除钢管应力退火的条件要规定。

S1.2 When stress-relieved tubes are specified, tubes shall be given a heat treatment at 1550 to 1650 °F (845 to 900 °C) after roll straightening. Cooling from this temperature range may be either in air or by slow cooling. No mechanical straightening is permitted after the stress-relief treatment.

S1.2 当指定消除钢管应力退火，应在矫直后在1550～1650°F（ 845～900 ℃）热处理，在此温度范围进行空冷或缓冷。消除应力处理后不允许机械矫直。

S1.3 Straightness of the tubes and additional details of this supplementary requirement shall be agreed upon between the manufacturer and purchaser.

S1.3管直度和本补充规定的细节应该征得制造方和采购方的同意。

S2. Air Underwater Pressure Test水中空气压力测试

S2.1 When specified, the tubing shall be examined by the air underwater pressure test.

S2.1 当约定时，管材进行水中空气压力试验的检验。

S3. Stabilizing Heat Treatment 稳定化热处理

S3.1 Subsequent to the solution anneal required in Section 6, Grades TP321, TP347, and TP348 shall be given a stabilization heat

treatment at a temperature lower than that used for the initial solution annealing heat treatment. The temperature of stabilization heat treatment shall be at a temperature as agreed upon between the purchaser and vendor.

S3.1 其次固溶退火要求见第6节 ，钢种TP321 ， TP347和TP348应在原先溶液退火热处理的温度下进行稳定化热处。稳定化热处理的温度应征得采购方和供应方的同意。

S4. Intergranular Corrosion Test 晶间腐蚀试验

S4.1 When specified, material shall pass intergranular corrosion tests conducted by the manufacturer in accordance with Practices A 262, Practice E.

S4.1 当指定材料应通过间腐蚀测试由制造商根据试验A 262的实验E。

S4.2 A stabilization heat treatment in accordance with Supplementary Requirement S3 may be necessary and is permitted in order to meet this requirement for the grades containing titanium or columbium.

S4.2 稳定化热处理根据补充规定S3是必要的，并符合钢种含钛或铌的要求。

NOTE S4.1—Practice E requires testing on the sensitized condition for low carbon or stabilized grades, and on the as-shipped condition for other grades.

注S4.1—实验E需要测试低碳或钢级稳定的敏化条件，和作为其他钢级发运条件。

SUMMARY OF CHANGES 修订摘要

Committee A01 has identified the location of selected changes to this specification since the last issue,A 269 – 07a, that may impact the use of this specification. (Approved March 1, 2008)

A01委员会已核定选择更改269 - 07a规范自上次的问题，这有可能影响使用本规范（核定2008年3月1日）。 (1) Added Types 201 and 201LN to Table 1 and 11. 附加的201和201LN类见表1和11 。

Committee A01 has identified the location of selected changes to this specification since the last issue,A 269 – 07, that may impact the use of this specification. (Approved September 1, 2007)

A01委员会已核定选择更改269 - 07规范自上次的问题，这有可能影响使用本规范（核定2007年9月1日）。 (1) Added UNS 31727 and S32053 in Table 1 and new 6.10.

附加编号UNS 31727和S32053见表1和新的6.10条款。

Committee A01 has identified the location of selected changes to this specification since the last issue,A 269 – 04, that may impact the use of this specification. (Approved March 1, 2007)

A01委员会已核定选择更改269–04规范自上次的问题，这有可能影响使用本规范（核定2007年3月1日）。 (1) Corrected Cr and Ni ranges for UNS N08904 in Table 1.

作为编号UNS N08904更改的铬和镍范围见表1 。

ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentioned in this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, are entirely their own responsibility.

ASTM 国际对于在本标准中所提及的项目有关的专利的有效性不表明态度。本标准的用户会被清楚告知他们应对任何专利的有效性的决定和对这些专利的侵权负完全责任。

This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years and if not revised, either reapproved or withdrawn. Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you should make your views known to the ASTM Committee on Standards, at the address shown below.

本标准由负责的技术委员会随时进行修订，所以每五年必须检查一次，如果没有修订，则表示经过了重新审批或已撤消。如果您的意见被邀请用于本标准的修订或附加标准，应交于ASTM 国际总部。您的意见会提交给由负责的技术委员会召开的会议上进行认真讨论。您可能也会参加这个会议。如果您认为您的意见未被公平听取，您应将您的观点告知ASTM 委员会关于标准的机构。ASTM 委员会通信地址如下。

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