Size: Customizable
Shape: Special
Physical/Chemical Properties: International Standard
Heat Treatment: Professional Furnace
Packing: as Customers Requirement
Straightness: Executive International Standard
Trademark: JNXJY
Transport Package: Coated with Plastic Cover
Specification: 6meter, 12meter, Hollow, Special shape
Origin: China Mainland(Jinan City Shandong Province)
Size: Customizable
Shape: Special
Physical/Chemical Properties: International Standard
Heat Treatment: Professional Furnace
Packing: as Customers Requirement
Straightness: Executive International Standard
Trademark: JNXJY
Transport Package: Coated with Plastic Cover
Specification: 6meter, 12meter, Hollow, Special shape
Origin: China Mainland(Jinan City Shandong Province)

Brief Introduction: 

 Jinan Xin Jiyuan Special Section Tube Co., Ltd. is one of Shandong Xin Jiyuan Special Steel Tube Co., Ltd. Branch,was founded in 1997,located in jingshi west road with convenient transportation and good production environment.The company has two advanced production lines in china and a large-scale intelligent heat treatment center. It can produce 20*20-600*600mm,20*30-600*800mm,thickness:1.0-35.0mm full specifications, multi-dimensional rectangular steel tube. We have a professional research and development, technical team, research and development of hot-rolled rectangular tube, access to a number of inventions and practical patent technology.our production of large diameter, thick wall, seamless hot-rolled square/rectangular tube have filled the domestic blank.products are widely used in construction engineering, mechanical manufacturing, automobile industry, bridge, shipbuilding, highway, railway, aviation, decoration, glass curtain wall and many other industries.
The company has been focusing on the research and development, production and manufacture of rectangular steel tubes for 20 years.Production process 7S management, factory standards are more strict than national standards on process monitoring and control. The product has passed the ISO9001:2015 quality management system, obtained the European Union CE certificate, and Singapore FPC certificate, successfully passed the SGS,BV and other international quality management agencies factory certification.Our products and services become a number of domestic and overseas enterprises and listed companies in the development of suppliers. International business areas including the United States, Canada, India, Europe and more than 50 countries.

 

Product Description:

What kind of pipe/tube can we do?   


We have three manufacture lines,which cost more than 3 million dollars.The 3 lines make full sizes of square and rectangular tubes:20mm*20mm-600mm*600mm square tubes;20mm*30mm-600mm*800mm rectangular   tubes, thickness:1.0mm-35mm,over 2800 kinds of specifications.

The steel grade that we can do show as the following sheet :

 
Executive standard China
GB/T3094-2000
GB/T6728-2002
Europe
EN10210-2006
EN10219-2006
German
DIN17100-80 
America
ASTM A106/A500
Japan
JIS G3466
Steel grade Q195 Q215 Q215B S185 ST33    SS330
Q235B  S235JR ST37-2 Gr. A SS400
Q235C S235J0 ST37-3      
Q345B S355JRH ST52-2 Gr. B STK490
Q345C Q390B Q390C S355J0H ST52-3 Gr. C   
Q345D S355J2H    Gr. D(with heat treatment)   
Q345E            
20#       Gr. B   
45#, 
20Mn2, 
27SiMn    
       
OD range 20mm*20mm--600mm*600mm
20mm*30mm--600mm*800mm
Wall thickness 1.5mm--35.0mm 


Product Photos: 

Hot Rolled Black Carbon Square/Rectangular Hollow Section Steel Tube in Chinese Factory for Sale





Process:

Hot Rolled Black Carbon Square/Rectangular Hollow Section Steel Tube in Chinese Factory for Sale

FLOW CHART: Orders →  Manufacture→Material purchase→Raw material inspection→Raw material shipment→Quality inspection department→Develop production process→Production testing and debugging→In-production inspection→Saw cutting→test→ Packaging warehousing→Shipment

Testing equipment: 


Hot Rolled Black Carbon Square/Rectangular Hollow Section Steel Tube in Chinese Factory for Sale
Transportation:

Hot Rolled Black Carbon Square/Rectangular Hollow Section Steel Tube in Chinese Factory for Sale




Our service:

Hot Rolled Black Carbon Square/Rectangular Hollow Section Steel Tube in Chinese Factory for Sale





FAQ: 

Q: How can you assure your quality? 
A: We can provide you professional quality certificate. 


Q: Can you do OEM or ODM productions? 
A: Our company supplies different kinds of steel pipe, such as square pipe, rectangular pipe, different shapes hollow sections.  



Q: Can you accept trail orders? 
A: Our MOQ is 5 tons. But if you want to place a trail order as the beginning of our cooperation, we can accept smaller quantity at first. Surely we will have further and longer partnership after the beginning.  

Q: Can you provide samples for checking before order? 
A: Free samples can be provided as you required. You need only to bear the freight cost.  


Contact us:

Damon 


Phone   :+8613176670669


Telegram:13176670669

Brief Introduction: 

 Jinan Xin Jiyuan Special Section Tube Co., Ltd. is one of Shandong Xin Jiyuan Special Steel Tube Co., Ltd. Branch,was founded in 1997,located in jingshi west road with convenient transportation and good production environment.The company has two advanced production lines in china and a large-scale intelligent heat treatment center. It can produce 20*20-600*600mm,20*30-600*800mm,thickness:1.0-35.0mm full specifications, multi-dimensional rectangular steel tube. We have a professional research and development, technical team, research and development of hot-rolled rectangular tube, access to a number of inventions and practical patent technology.our production of large diameter, thick wall, seamless hot-rolled square/rectangular tube have filled the domestic blank.products are widely used in construction engineering, mechanical manufacturing, automobile industry, bridge, shipbuilding, highway, railway, aviation, decoration, glass curtain wall and many other industries.
The company has been focusing on the research and development, production and manufacture of rectangular steel tubes for 20 years.Production process 7S management, factory standards are more strict than national standards on process monitoring and control. The product has passed the ISO9001:2015 quality management system, obtained the European Union CE certificate, and Singapore FPC certificate, successfully passed the SGS,BV and other international quality management agencies factory certification.Our products and services become a number of domestic and overseas enterprises and listed companies in the development of suppliers. International business areas including the United States, Canada, India, Europe and more than 50 countries.

 

Product Description:

What kind of pipe/tube can we do?   


We have three manufacture lines,which cost more than 3 million dollars.The 3 lines make full sizes of square and rectangular tubes:20mm*20mm-600mm*600mm square tubes;20mm*30mm-600mm*800mm rectangular   tubes, thickness:1.0mm-35mm,over 2800 kinds of specifications.

The steel grade that we can do show as the following sheet :

 
Executive standard China
GB/T3094-2000
GB/T6728-2002
Europe
EN10210-2006
EN10219-2006
German
DIN17100-80 
America
ASTM A106/A500
Japan
JIS G3466
Steel grade Q195 Q215 Q215B S185 ST33    SS330
Q235B  S235JR ST37-2 Gr. A SS400
Q235C S235J0 ST37-3      
Q345B S355JRH ST52-2 Gr. B STK490
Q345C Q390B Q390C S355J0H ST52-3 Gr. C   
Q345D S355J2H    Gr. D(with heat treatment)   
Q345E            
20#       Gr. B   
45#, 
20Mn2, 
27SiMn    
       
OD range 20mm*20mm--600mm*600mm
20mm*30mm--600mm*800mm
Wall thickness 1.5mm--35.0mm 


Product Photos: 

Hot Rolled Black Carbon Square/Rectangular Hollow Section Steel Tube in Chinese Factory for Sale





Process:

Hot Rolled Black Carbon Square/Rectangular Hollow Section Steel Tube in Chinese Factory for Sale

FLOW CHART: Orders →  Manufacture→Material purchase→Raw material inspection→Raw material shipment→Quality inspection department→Develop production process→Production testing and debugging→In-production inspection→Saw cutting→test→ Packaging warehousing→Shipment

Testing equipment: 


Hot Rolled Black Carbon Square/Rectangular Hollow Section Steel Tube in Chinese Factory for Sale
Transportation:

Hot Rolled Black Carbon Square/Rectangular Hollow Section Steel Tube in Chinese Factory for Sale




Our service:

Hot Rolled Black Carbon Square/Rectangular Hollow Section Steel Tube in Chinese Factory for Sale





FAQ: 

Q: How can you assure your quality? 
A: We can provide you professional quality certificate. 


Q: Can you do OEM or ODM productions? 
A: Our company supplies different kinds of steel pipe, such as square pipe, rectangular pipe, different shapes hollow sections.  



Q: Can you accept trail orders? 
A: Our MOQ is 5 tons. But if you want to place a trail order as the beginning of our cooperation, we can accept smaller quantity at first. Surely we will have further and longer partnership after the beginning.  

Q: Can you provide samples for checking before order? 
A: Free samples can be provided as you required. You need only to bear the freight cost.  


Contact us:

Damon 


Phone   :+8613176670669


Telegram:13176670669

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