Gully tops and manhole tops for vehicular and pedestrian areas-Gully tops and manhole tops made of cast iron
车辆和行人区域的集水沟顶部和人孔顶部
2015-07-31
DIN EN 124-2
Gully tops and manhole tops for vehicular and pedestrian areas - Part 2: Gully tops and manhole tops made of cast iron
车辆和行人区的集水沟顶部和人孔顶部.第2部分:铸铁制集水沟顶部和人孔顶部；德文版EN 124-2:2015
2015-09-01
CJ/T 511-2017
铸铁检查井盖
Cast iron manhole cover
2017-03-20
KS D 4040(2019 Confirm)
주철(강)재 맨홀 뚜껑 및 틀의 일반 요구사항
铸铁（钢）铸造人孔盖和框架的一般要求
2014-02-28
KS D 4040(2024 Confirm)
주철(강)재 맨홀 뚜껑 및 틀의 일반 요구사항
铸铁（钢）铸造人孔盖和框架的一般要求
2014-02-28
CJ/T 327-2010
球墨铸铁复合树脂检查井盖
Spheroidal graphite cast iron composite resin manhole cover