발수성 펄라이트 보온재
珍珠岩防水隔热材料

2022-12-23

Сети теплоснабжения и горячего водоснабжения из предизолированных труб. Дистанционный контроль качества
由预绝缘管道制成的供暖和热水供应网络 远程质量控制

District heating pipes. Bonded single pipe systems for directly buried hot water networks. Factory made pipe assembly of steel service pipe, polyurethane thermal insulation and a casing of polyethylene
区域供暖管道 直埋热水管网用粘结单管系统 工厂制造的钢管、聚氨酯保温材料和聚乙烯套管的管道组件

2019-11-04

District heating pipes. Bonded single pipe systems for directly buried hot water networks. Factory made fitting assemblies of steel service pipes, polyurethane thermal insulation and a casing of polyethylene
区域供暖管道 直埋热水管网用粘结单管系统 工厂制造的钢制供水管道配件、聚氨酯隔热材料和聚乙烯外壳

2019-10-29

District heating pipes. Bonded single pipe systems for directly buried hot water networks. Factory made steel valve assembly for steel service pipes, polyurethane thermal insulation and a casing of polyethylene
区域供暖管道 直埋热水管网用粘结单管系统 工厂制造的钢制阀门组件 用于钢制供水管道、聚氨酯隔热材料和聚乙烯外壳

2019-11-04

District heating pipes. Bonded twin pipe systems for directly buried hot water networks-Factory made fitting and valve assemblies of steel service pipes, polyurethane thermal insulation and one casing of polyethylene
区域供暖管道 直埋热水管网的粘结双管系统 工厂制造的配件和阀门组件 包括钢制供水管、聚氨酯隔热材料和一个聚乙烯外壳

2019-11-05

District heating pipes. Bonded twin pipe systems for directly buried hot water networks-Factory made twin pipe assembly of steel service pipes, polyurethane thermal insulation and one casing of polyethylene
区域供暖管道 直埋热水管网的粘结双管系统 工厂制造的钢管、聚氨酯保温材料和一个聚乙烯套管的双管组件

2019-11-05

Draft Document - District heating pipes - Bonded single pipe systems for directly buried hot water networks - Factory made pipe assembly of steel service pipe, polyurethane thermal insulation and a casing of polyethylene; German and English version EN 253:2019/prA1:2022
文件草案-区域供暖管道-直埋热水网络的粘结单管系统-工厂制造的钢制供水管、聚氨酯隔热层和聚乙烯套管的管道组件；德语和英语版本EN 253:2019/prA1:2022

2022-07-01