男人边做边吃奶头视频,中文字幕久精品免费视频,久久国产精品成人影院,粗大的内捧猛烈进出在线视频

Products & services

Insulation Coating

Product Introduction

A coating that prevents corrosion and provides mechanical protection of the external surface of metal pipes.

Product Advantage

Reduce heat loss in the medium transportation process or avoid cooling precipitates to block the pipeline, reduce operating costs.

Product Characteristics 

High size precision of insulation coating, uniform foaming, good heat preservation performance.

Product Size

(a)Single pipe length: 8-18m;
(b)Pipe diameter: OD88.9mm-1420mm.

Product Performance 

Performance better than: national standard GB/T 50538 standard requirements.

Application Scope

High temperature medium transportation pipeline.