中国鲜肉gay高中xx禁18网站-99re6这里有精品热视频-人妻少妇中文字幕乱码-无码日韩av一区二区三区

Products & services

Polypropylene Anti-corrosion Coating  2LPP/3LPP

Product Introduction 

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

Product Advantage

Applicable for high-temperature environments, strong resistance to mechanical damage, increase the service life of pipeline and reduce operating costs.

Product Characteristics 

High coating adhesion, good flexibility and impact resistance.

Product Size

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

Product Performance 

(a)Performance better than: National Energy Administration issued standard SY/T 7041;
(b)German standard DIN30678;
(c)International standard ISO 21809-1;
(d)Det Norske Veritas standard DNVGL-RP-F106;
(e)French standard NF A49-711;

(f)Shell standard DEP 31.40.30.31 and other standard requirements.

Application Scope

·Natural gas and long-distance oil transmission  pipelines;
·Water pipeline, pile pipe;
·Chemical industry, slurry transportation pipeline.

Manufacturing Capability 

3 million m2/year.

主站蜘蛛池模板: 国产亚洲人成a在线v网站| 亚洲熟妇色自偷自拍另类| 亚洲最大的成人网| 免费无码国产v片在线观看| 久久无码人妻一区二区三区午夜| 久久精品国产亚洲av嫖农村妇女| 日韩精品无码一本二本三本色| 亚 洲 视 频 高 清 无 码| 国产精品免费_区二区三区观看 | 香蕉在线 亚洲 欧美 专区| 亚洲人成网站在线播放942| 亚洲av永久精品爱情岛论坛| 精品人妻av区| 亚洲人成亚洲人成在线观看| 国产一区二区三精品久久久无广告 | 亚洲av专区无码观看精品天堂| 公与秀婷厨房猛烈进出视频| 国产精品国产三级国产av′| 国产伦理一区二区| 亚洲丰满熟女一区二区哦| 久久午夜神器| 亚洲欧美日韩在线一区| 高潮毛片无遮挡高清免费视频| 天天躁日日躁狠狠很躁| 蜜臀av无码一区二区三区| 精品熟女碰碰人人a久久| 国产精品视频全国免费观看| 久久久久久久无码高潮| 免费国产麻豆传| 色欲综合一区二区三区| 狠狠综合久久综合88亚洲| 久久精品无码一区二区三区不卡| 国产色无码精品视频国产| 呦系列视频一区二区三区| 国产成人亚洲精品无码av大片 | 国产无人区码卡二卡三卡| 国产精品美女一区二区三区| 欧美 变态 另类 人妖| 国产人澡人澡澡澡人碰视频| 国产精品主播一区二区三区| 午夜精品久久久久久久久久久久|