ASME B16.48-2025 管线盲板法兰

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AN AMERICAN NATIONAL STANDARD

ASME B16.48-2025

(Revision of ASME B16.48-2020)

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ASME B16.48-2025

(Revision of ASME B16.48-2020)

Line Blanks

AN AMERICAN NATIONAL STANDARD

Two Park Avenue • New York, NY • 10016 USA

Date of Issuance: May 23, 2025

The next edition of this Standard is scheduled for publication in 2028.

This code or standard was developed under procedures accredited as meeting the criteria for American National Standards. The

standards committee that approved the code or standard was balanced to ensure that individuals from competent and

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The American Society of Mechanical Engineers

Two Park Avenue, New York, NY 10016-5990

THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS

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摘要：

ASME B16.48-2025 管线盲板法兰是国际权威标准，针对石油、化工、天然气及电力等行业中用于隔离管线的盲板法兰（包括8字盲板、环形盲板及插板）的设计、材料选用、压力-温度额定值、尺寸公差及试验要求进行了最新技术规范。该标准2025版在原有基础上吸纳了行业最新制造工艺与安全实践，明确了盲板法兰在ANSI/ASME B16.5及B16.47法兰匹配下的关键参数，确保设备在高温、高压或腐蚀性介质工况下的密封性能与结构可靠性。遵循本标准有助于企业提升管线隔离方案的安全性、互换性及合规性，降低泄

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ASME B16.48-2025 管线盲板法兰

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