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BRITISH STANDARD
Copper and copper
... alloys - Seamless,
round tubes for heat exchangers
咀1e European Standard EN 12451: 1999 has the status of a British Standard
ICS 77.15030
BSEN
12451:1999
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NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW ['!;\巴d段:F叫窑汪;:;;;;u:r
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