出售地热管材管件排水 PPR PVC PERT PEX
管材、管件 UPVC
五金水暖管材管件 Metal Plumbing Pipe Fittings
购买各种塑料管材管件 PVC PPR PE
欧洲塑料管材管件协会 TEPPFA
管材、管件系列 PP-R
塑料管材和管件 Plastics pipes and fittings
管件管材 Pipe &Fittings ; Pipe and fittings ; fitting andtubing
管件管材区 METALFORM
公司前身为城北铸造厂，生产销售铸铁类给水、排水管材管件及铸铁件。
The company formerly known as North foundry, production and sales of cast iron-type water supply, drainage pipe fittings and cast iron pieces.
公司引进具有国际领先水平的给、排水管材管件及电工套管生产、检测设备和技术。
The company has introduced international advanced level of the drainage pipe casing pipe fittings and electrical production, testing equipment and technology.
聚乙烯材料基础知识、管材管件规格、管道的施工规范、技术要点、管理经验及设计参数。
Basic knowledge of polyethylene material, pipe fittings specifications, pipeline construction specifications, technical points, management experience and design parameters.
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