NFPA 51 焊接、切割和联合工艺用氧气燃料系统设计和安装标准
日期:2012-02-09 16:47
and cutting systems shall be considered to include allied processes in this standard.
1.1.3 Where only a portion of a fuel gas system is to be used for welding, cutting, or allied processes, only that portion of the system need comply with this standard.
1.1.4 Where only a portion of an oxygen system is to be used with fuel gas for welding, cutting, or allied processes, only that portion of the system need comply with this standard.
1.1.5 This standard shall not apply to the following
(1)*S
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