DL/T 935-2020
钢塑复合管和管件
Pipes and fittings of steellined with plastics
2020-10-23
T/WJGY 003-2022
钢（铜）覆塑复合管件
2022-07-04
T/WJGY 003-2020
钢（铜）覆塑复合管件
2020-10-15
CJ/T 184-2012
不锈钢衬塑复合管材与管件
Stainless steel-plastic laminated pipe and fitting
2012-02-08
QB/T 5401-2019
多重增强钢塑复合管及管件
Multiple reinforced steel-plastic composite pipes and fittings
2019-11-11
GB/T 28897-2021
流体输送用钢塑复合管及管件
Steel-plastic compound pipes and fittings for fluid service
2021-05-21
T/WJGY 002-2022
钢（铜）覆塑复合管
2022-07-04
T/WJGY 002-2021
钢（铜）覆塑复合管
2021-01-15
T/WJGY 002-2020
钢（铜）覆塑复合管
2020-10-15
CJ/T 321-2010
铝合金衬塑复合管材与管件
Aluminum-plastic laminated pipe and fitting
2010-01-14
GB/T 41494-2022
铝合金衬塑复合管材与管件
Aluminum alloy lining plastics pipes and fittings
2022-04-15
QB/T 5925-2023
连续螺旋啮合钢塑复合管
2023-12-20
CJ/T 190-2015
铝塑复合管用卡压式管件
Polyethlene/aluminum/polyethylene composite pipe press fitting
2015-07-03
CJ/T 253-2007
钢塑复合压力管用管件
Fittings of plastic-steel-plastic composite pressure pipe
2007-04-09
T/CAS 753-2023
光电缆用聚乙烯磷石膏钢塑复合管
2023-08-07
CJ/T 435-2013
燃气用铝合金衬塑复合管材及管件
Aluminum-plastic laminated pipe and fitting for the supply of gaseous fuels
2013-06-25
T/CDHA 16-2024
高密度聚乙烯外护管聚氨酯发泡预制直埋保温钢塑复合管用管件
2024-03-25
T/CISA 007-2019
内衬不锈钢机械连接复合管件
2019-04-28
CJ/T 438-2013
单体浇铸尼龙-钢复合管材和管件
Monomer casting nylon-steel composite pipes and fittings
2013-09-17
T/SHTIA 002-2023
双层增强改性聚烯烃DRPO-M钢塑复合管
2023-06-19