WELCOME TO ZHEJIANG GUANYU STEEL TUBE CO.,LTD WEBSITE!
English
русский
中文
عربي
Home Page
About Us
Product Center
Projects
News Center
Contact Us
LOCATION:
HOME
>
News Center
News Center
COMEPANY NEWS
INDUSTRY NEWS
CONTACT US
TEl:
+86-578-8015555
FAX:
+86-578-8911588
CELL:
+86-15961185386(Whatsapp)
E-Mail:
sales@GuanyuTube.com
News Center
The pace of coal and steel production has accelerated
2017-08-31
The pace of coal and steel production has acceleratedThe pace of coal and steel production has accelerated The pace of coal and stainless steel tube production has accelerated
Laser quenching technology of steel and its application
2017-09-26
Laser quenching technology is the process of rapidly heating the surface of iron and steel by focusing the laser beam to form a martensitic hardened layer. Laser quenching has the advantages of high p
Basic knowledge of steel
2017-09-26
Ferrous metals, steels and nonferrous metals Before introducing the classification of steel, a brief introduction to the basic concepts of ferrous metals, steels and nonferrous metals is given. 1. F
Steel product structure optimization, market demand is more important than high-tech
2017-09-26
In the recent steel diving market, the rebar, wire rod as the representative of the long wood, showing better resistance than the plate. Insiders said that the optimization of steel product structure
Basic knowledge and market survey of steel
2017-09-26
The fourth part of the world steel futures market overview, the world's current steel futures market, in general, the transaction is not active, and can not be compared with the longer history and mat
ISO9001 certificate update
2017-09-26
Quality management system certificate issued update: the expiration date of 07 2014 11 August 07 2017: 10 March by the Shanghai division tatsue certification of the stainless steel tube company issued
Industrial Zone, tug of war, won the ranking
2017-09-26
The reporter we celebrate 51 tug of war in the industrial zone, Guanyu workers unite and strive, courageously, with concerted efforts, won the two prize. In order to arouse the enthusiasm of worker
New device
2017-09-26
In order to improve production capacity and improve production efficiency, our company has added a new LG60 cold rolling mill. The diameter of the finished product is 38-89mm, and the wall thickness o
The seamless tube market is weak and stable
2017-10-12
Pipe factory, the factory price is 108*4.5mm 3750 yuan. The market, steel, repeated shocks, seamless stainless steel tube market price operation so businesses will not too obvious, the mainstream pric
Knowledge of thick wall seamless pipe
2017-11-22
Thick wall seamless pipe can be divided into three categories: hot rolling, welding and cold processing according to production mode. Hot rolled seamless steel tube is a steel pipe that is perforated
Process analysis of seamless steel tube and precision pipe
2017-11-23
1, seamless steel pipe is characterized by non welded joints, can withstand greater pressure. The product can be very rough as cast or cold cast parts. 2, precision steel pipe is a product in recen
The difference between ferrite and austenite
2017-12-04
Ferrite is a solid solution of carbon dissolved in a Fe, which is commonly used as a symbol F. The ferrite in stainless steel refers to the interstitial solid solution dissolved by carbon in a Fe, an
all 1 :1/1
First
prev
1
next
Last
go to
1