Tiêu chuẩn quốc tế

Số hiệu

Standard Number

ASTM A484/A484M-18
Năm ban hành 2018

Publication date

Tình trạng W - Hết hiệu lực

Status

Tên tiếng Anh

Title in English

Standard Specification for General Requirements for Stainless Steel Bars, Billets, and Forgings
Chỉ số phân loại Quốc tế (ICS)

By field

77.140 - Sản phẩm sắt và thép
77.140.20 - Thép chất lượng cao
Số trang

Page

13
Giá:

Price

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Scope of standard

1.1 This specification2 covers general requirements that shall apply to wrought stainless steel bars, shapes, forgings, and billets or other semi-finished material (except wire) for forging, under the latest revision of each of the following ASTM specifications: A276, A314, A458, A473, A477, A479/A479M, A564/A564M, A565/A565M, A582/A582M, A638/A638M, A705/A705M, and A831/A831M. 1.2 In the case of conflict between a requirement of a product specification and a requirement of this specification, the product specification shall prevail. In the case of conflict between a requirement of the product specification or a requirement of this specification and a more stringent requirement of the purchase order, the purchase order shall prevail. The purchase order requirements shall not take precedence if they, in any way, violate the requirements of the product specification or this specification; for example, by waiving a test requirement or by making a test requirement less stringent. 1.3 The requirements for introduction of new materials in specifications referencing this specification are given in Annex A1. 1.4 General requirements for flat-rolled stainless steel products other than bar are covered in Specification A480/A480M. 1.5 General requirements for wire products in coils are covered in Specification A555/A555M. 1.6 The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with the standard. 1.7 Unless the order specifies an “M” designation, the material shall be furnished to inch-pound units. 1.8 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.