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澳洲NATA资质Jensen Hughes实验室NFPA274全尺寸检测Full-scale room fire testing
NFPA274全尺寸检测－适用范围Scope
NFPA 274 Standard Test Method to Evaluate Fire Performance Characteristics of Pipe Insulation。Current Edition: 2023
NFPA 274 standard describes a test method for deter-mining the heat release and the smoke generation of pipe insulation assemblies mounted on steel pipes in a full-scale pipe chase.
NFPA274全尺寸检测－测试样品Test Specimens
The test specimen shall consist of the actual pipe insulation assemblies, including elbows, jackets, lagging, tapes, seal-ants, coatings, and adhesives, mounted on three DN 60 metric size or 2 in, nominal pipe size steel pipes.
The three steel pipes shall be L shaped, each with a vertical and horizontal section joined (by welding) with a short radius welded elbow of the same diameter.
The horizontal section of the welded pipe, including the elbow, shall be 1120 mm ± 13 mm long, and the vertical section, including the elbow, shall be 1650mm±13 mm
Each pipe shall have a cap screwed to the end of the vertical run, the cap having a hole through which a threaded eyebolt has been fastened. The ends of the horizontal run of
pipes shall not be capped.
About Jensen Hughes Fire Testing Pty Ltd
Jensen Hughes is the global leader in engineering, consulting and technology that make our world safe, secure and resilient. Worldwide, we are recognized most widely for our leadership in fire protection engineering while also specializing in other critical competencies core to our purpose – strategic capabilities we have been expanding for years. These include accessibility consulting, risk and hazard analysis, process safety, forensic investigations, security risk, and emergency management, as well as digital innovation across many of our services. Today, our 1,700+ engineers, consultants, analysts and strategists work from over 90 offices, supporting clients in over 100 countries across all markets – from government, healthcare, science and technology to energy, mission-critical and transportation.
南京睿督公司与澳洲NATA实验室合作多年，专业提供NATA资质澳标检测认证服务
澳标防火检测： AS/NZS 1530.1、AS/NZS 1530.2、AS/NZS 1530.3、AS/NZS 3837、ISO9705、ISO5660-1、AS 5637.1、AS/NZS 3959 BAL29/40、NFPA274
澳标耐火检测：AS/NZS 1530.4、AS/NZS 1530.8.1、AS/NZS 1530.8.2、AS/NZS 3013、ISO 13785-1、ISO 13785-2、AS 4072.1、ASTM E814、UL 1479、EN 1366-3、UL 2079、EN 1366-3、EN 1366-4、EN 1366-7、ASTM E1966、EN 1366-5、ASTM E119;
UL 263、NFPA 251、NFPA288、ISO 834、UL 555、ISO 10294.1
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