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GB 50015-2019 第3.5.7条 Standard for Design of Building Water Supply and Drainage

Pipe material给排水

GB 50015-2019 第3.5.7条

| **** | Hotel fire water supply piping (hydrant and automatic sprinkler systems) shall use hot-dip galvanized steel pipes or hot-dip galvanized seamless steel pipes, with a nominal pressure of not less than 1.6 MPa. When the system working pressure exceeds 1.2 MPa, hot-dip galvanized seamless steel pipes shall be used. |

Other clauses of this standard

GB 50015-2019 第1.0.3条Standard for Design of Building Water Supply and Drainage
GB 50015-2019 第1.0.4条Standard for Design of Building Water Supply and Drainage
GB 50015-2019 第1.0.5条Standard for Design of Building Water Supply and Drainage
GB 50015-2019 第1.0.6条Standard for Design of Building Water Supply and Drainage
GB 50015-2019 第1.0.7条Standard for Design of Building Water Supply and Drainage
GB 50015-2019 第1.0.8条Standard for Design of Building Water Supply and Drainage
GB 50015-2019 第2.1.3条Standard for Design of Building Water Supply and Drainage
GB 50015-2019 第2.1.6条Standard for Design of Building Water Supply and Drainage
GB 50015-2019 第2.1.9条Standard for Design of Building Water Supply and Drainage
GB 50015-2019 第2.1.12条Standard for Design of Building Water Supply and Drainage
GB 50015-2019 第2.1.15条Standard for Design of Building Water Supply and Drainage
GB 50015-2019 第2.1.18条Standard for Design of Building Water Supply and Drainage

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