GB/T 38585-2020 Technical specification of joint assembling for directly buried insulated pipeline of urban heating

Scope: This standard specifies the terms and definitions, classification and applicable conditions, on-site processing, requirements, test methods, inspection rules, marking, transportation and storage of urban heating directly buried pipeline joint insulation. This standard applies to joint insulation and medium temperature of prefabricated direct-buried hot water insulation pipes (hereinafter referred to as hot water pipes) with medium design pressure less than or equal to 2.5 MPa, medium temperature less than or equal to 120 cc, and occasional peak temperature less than or equal to 140 cc. Or equal to 350 Its steel outer protective pipe prefabricated directly buried steam insulation pipe (hereinafter referred to as steam pipe) joint insulation.

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2020 GB/T 38585-2020 Technical specification of joint assembling for directly buried insulated pipeline of urban heating

GB/T 38585-2020Technical specification of joint assembling for directly buried insulated pipeline of urban heating