clad pipe meaning in English

复层管
复合管

Stainless steel clad pipes
不锈钢复合管
Jinan changhong hi - tech clad pipe co . ltd . is a middle - sized enterprise . as a hi - tech enterprise in shandong province , we are an appointed professional producer of all kinds of wear - resisting , corrosion - resisting , heat - resisting and scale - resisting pipes
济南长虹高科技复合管有限责任公司，国家中一型企业，山东省高新技术企业，国家电力公司定点生产各类耐磨、耐蚀、耐热、防结垢管道专业厂家，是管道工厂化生产的骨干企业。