T/CISA 007-2019 Mechanical joint composite pipe fittings with stainless steel liner
T/CISA 007-2019 Mechanical joint composite pipe fittings with stainless steel liner
Basic Information
Scope
Scope: This standard applies to mechanical connection composite fittings with stainless steel linings for pipelines conveying water (domestic hot and cold water, drinking water, water used in the food industry, fire-fighting water, air conditioning circulation water, sewage, rainwater, etc.), oil, air, and gas. These include: - Mechanical connection composite fittings with stainless steel linings in malleable cast iron [nominal sizes DN15 to DN150, nominal pressure not exceeding 2.0 MPa, applicable temperature range -20 °C to 110 °C]; - Mechanical connection composite fittings with stainless steel linings in grooved design [nominal sizes DN25 to DN300, nominal pressure not exceeding 2.5 MPa, applicable temperature range -20 °C to 110 °C]; - Mechanical connection composite fittings with stainless steel linings and flanges [nominal sizes DN15 to DN600, nominal pressure not exceeding 4.0 MPa, applicable temperature range -20 °C to 200 °C]. Main technical content: This standard specifies the classification, designation and marking, order content, requirements, test methods, inspection rules, marking, packaging, transportation, and storage of mechanical connection composite fittings with stainless steel linings.