CGA-4.9-1969 (R1999)
Gas-Fired Steam and Hot Water Boilers
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détails du produit
This standard applies to newly produced boilers (see Definitions, Part III, Boiler) constructed entirely of new, unused parts and materials.
(a) for use with natural gas
(b) for use with manufactured gas
(c) for use with mixed gas
(d) for use with liquefied petroleum gases, or
(e) for use with LP gas-air mixtures.
The construction of boilers for use with the above-mentioned gases is covered under Part I.
The performance of boilers for use with the above-mentioned gases i s covered under Part II.