管道厚度5（mm）管道口径15-80（mm）材质不锈钢/20#/H62DNdDD1LL1L0HR或RC（in）外螺纹(in)1512504010221146361/21/22015504010221146363/43/42520554610721146421140347562113245811/211/250459076128.5297022655810592147358821/221/280721261101795010033管道厚度5（mm）管道口径15-80（mm）材质不锈钢/20#/H62DNdDD1LL1L0HR或RC（in）外螺纹(in)1512504010221146361/21/22015504010221146363/43/42520554610721146421140347562113245811/211/250459076128.5297022655810592147358821/221/280721261101795010033)