Search results for: '成人1人当たりの必要とする部屋の容積、つまり呼吸可能な空気の容積を気積といい、ふつう10m3以上あればよいと規定されている。'
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Seamless Pipe and Tube 1 1/2" Sch. STD API5L X52Seamless Pipe and Tube 1 1/2" Sch. STD API5L X52 Learn More -
Seamless Pipe and Tube 1 1/2" Sch. XS API5L X52Seamless Pipe and Tube 1 1/2" Sch. XS API5L X52 Learn More
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Seamless Pipe and Tube 1 1/2" Sch. 160 API5L X52Seamless Pipe and Tube 1 1/2" Sch. 160 API5L X52 Learn More
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Seamless Pipe and Tube 1 1/2" Sch. XXS API5L X52Seamless Pipe and Tube 1 1/2" Sch. XXS API5L X52 Learn More
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Seamless Pipe and Tube 1 1/2" Sch. STD API5L X65Seamless Pipe and Tube 1 1/2" Sch. STD API5L X65 Learn More
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Seamless Pipe and Tube 1 1/2" Sch. XS API5L X65Seamless Pipe and Tube 1 1/2" Sch. XS API5L X65 Learn More
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Seamless Pipe and Tube 1 1/2" Sch. 160 API5L X65Seamless Pipe and Tube 1 1/2" Sch. 160 API5L X65 Learn More
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Seamless Pipe and Tube 1 1/2" Sch. XXS API5L X65Seamless Pipe and Tube 1 1/2" Sch. XXS API5L X65 Learn More
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Seamless Pipe and Tube 1 1/2" Sch. STD A106 Gr.BSeamless Pipe and Tube 1 1/2" Sch. STD A106 Gr.B Learn More
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Seamless Pipe and Tube 1 1/2" Sch. XS A106 Gr.BSeamless Pipe and Tube 1 1/2" Sch. XS A106 Gr.B Learn More
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Seamless Pipe and Tube 1 1/2" Sch. 160 A106 Gr.BSeamless Pipe and Tube 1 1/2" Sch. 160 A106 Gr.B Learn More
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Seamless Pipe and Tube 1 1/2" Sch. XXS A106 Gr.BSeamless Pipe and Tube 1 1/2" Sch. XXS A106 Gr.B Learn More
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Seamless Pipe and Tube 1 1/2" Sch. STD A333 Gr.6Seamless Pipe and Tube 1 1/2" Sch. STD A333 Gr.6 Learn More
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Seamless Pipe and Tube 1 1/2" Sch. XS A333 Gr.6Seamless Pipe and Tube 1 1/2" Sch. XS A333 Gr.6 Learn More
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Seamless Pipe and Tube 1 1/2" Sch. 160 A333 Gr.6Seamless Pipe and Tube 1 1/2" Sch. 160 A333 Gr.6 Learn More
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Seamless Pipe and Tube 1 1/2" Sch. XXS A333 Gr.6Seamless Pipe and Tube 1 1/2" Sch. XXS A333 Gr.6 Learn More