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Products

From design to service, we are careful to do eve中文版MVry detail.

Line pipe
The pipeline steel pipe is used to transport oil在線直播, steam and water from the ground to the oil and gas視頻GO industry through the pipeline.
Low pressure boiler tube

Low pressure boiler tube is used in the manufacture of中文版大地 various structure of low pressure boiler superheat丁香花高清版ed steam pipe.
ERW Steel Pipe

Straight welded pipe, hot-rolled or cold-rolled ste丁香花MVel or steel coil welded steel pipe welded in the welding藝術好姑娘 equipment.
High Pressure Fertilizer Tube
The standard for fertilizer special tubes specifies t影院姐姐he size, shape, weight, technical requirements, test metho資源大地ds, inspection rules.

We stand in the customer's point of view, t免費免費hink about problems, and customers in-depth communication飄雪中文版, based on service, quality of survival, science a好姑娘姐姐nd technology for development

Equipment

How far can a person, with whom depend on the same, our tea姐姐噼裡啪啦m is an ideal and passionate team, is a vigorous and vibra噼裡啪啦美麗nt team,

It is also an excellent team of technical specializationMVGO, management, humanity, innovation and learni資源姐姐ng.

HaiJingHui advantage

The company has introduced international advanced s影院姐姐eamless steel tube production line, equipped with a 免費國語sound detection equipment, the establishment of modern en成全TVterprise management system with international standard中文版藝術s, has achieved ISO9002:2000 quality management system 好姑娘噼裡啪啦certification qualification.

At the same time with R & D department and mold wor資源在線kshop, has a strong mold design capabilities and advance直播MVd sophisticated mold processing equipment高清版視頻, so as to ensure the superiority of produ姐姐GOcts and varieties of diversity......

Hot News

We provide company seamless steel pipe p成全TVroject progress information, companies, enterprises,影院高清 industry information announcement.

Company news /

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21-07: Seamless demand becomes increasingly prom飄雪資源inent, expanding new market space and profit gro高清GOwth
Seamless network in China, said: at present, China'視頻中文版s seamless tube industry itself in the suMV直播pply side has formed a rich material reserves and techni高清版GOcal force, which for seamless tube industry t動漫丁香花o promote supply side structural reform laid the foun噼裡啪啦免費dation.

21-07: Difference between precision steel pipe and seamles動漫美麗s steel pipe
seamless steel pipe is mainly characterized by no we大地高清版lding seam, can withstand greater pressure. The product can be very rough, cast or cold.

21-07: Wall thickness range of hot and cold drawn tubes for hig免費動漫h pressure boiler tubes
The boiler tube is divided into the general boi高清版動漫ler tube and the high-pressure boiler tube according to the高清版美麗 high temperature performance.

Industry News /

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212017-07: China iron ore price index, July 14th

China iron ore price index (CIOPI)
7月14日，中國(guó)鐵礦石價格指數（CIOPI）235.53點，環比下降1.73點大地GO，降幅為0.73%。其中：國(guó)産鐵礦石價格指數為220.52點，環比上升0.05點，TV好姑娘升幅為0.02%；進(jìn)口鐵礦石價格指數為237.80點，環比下降2.00點，降幅為0.83%中文版GO。
In July 14th, China's iron ore price index (CI美麗丁香花OPI) 235.53 points, down 1.73 points, a decline of 0.7影院資源3%.
進(jìn)口鐵礦石價格（OPI）

212017-07: Rare history of steel industry reported highTV高清版 growth
Steel listed companies in 2017 reported that may ush動漫國語er in a rare high growth situation in history.

212017-07: Why is China's current steel price 飄雪飄雪rise unusual?

President Trump (DonaldTrump) threatened heavy taxes 視頻藝術on imported steel. And at the Groupof20 summit in Hamburg on the weekTV直播end.

Our service customers

They have chosen the Hai Jing Hui, our biggest missi直播視頻on is to make their choice to become firm and correct, 免費影院to create the maximum value for customers, so影院姑娘 as to realize our value.