Tiêu chuẩn quốc tế
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Số hiệu
Standard Number
ASTM B891-98(2004)
Năm ban hành 2004
Publication date
Tình trạng
W - Hết hiệu lực
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Tên tiếng Anh
Title in English Standard Specification for Seamless and Welded Titanium and Titanium Alloy Condenser and Heat Exchanger Tubes With Integral Fins
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Chỉ số phân loại Quốc tế (ICS)
By field |
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Số trang
Page 4
Giá:
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Phạm vi áp dụng
Scope of standard 1.1 This specification covers seamless and welded titanium and titanium alloy tubing on which the external or internal surface, or both, has been modified by a cold forming process to produce an integral enhanced surface for improved heat transfer. The tubes are used in surface condensers, evaporators, heat exchangers and similar heat transfer apparatus in unfinned end diameters up to and including 1 in. (25.4 mm).1.2 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.The following precautionary statement pertains to the test method portion only: Section of this specification:This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
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