High Quality ERW Steel Tube/Hollow Section, Rectangular Steel Tube/Hollow Section, SS 400 Square Hollow Section Suppliers in China

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SS400 ERW Square/Rectangular Steel Tube/Hollow Section

  • SS400 ERW Square/Rectangular Steel Tube/Hollow Section
  • SS400 ERW Square/Rectangular Steel Tube/Hollow Section
  • SS400 ERW Square/Rectangular Steel Tube/Hollow Section
  • SS400 ERW Square/Rectangular Steel Tube/Hollow Section

SS400 ERW Square/Rectangular Steel Tube/Hollow Section

    Payment Type: L/C,T/T
    Terms of Trade: FOB,CFR,CIF
    Min. Order: 2 Ton
    Delivery Time: 15 Days
    Packaging: SS400 ERW Square/Rectangular Steel Tube/Hollow Section1.In bundle or bulk2.Standard export packing3. Design as to customer\'s desire.
    Productivity: 150000tons
    Transportation: Ocean,Land,Air
    Place of Origin: Shandong, China (Mainland)
    Supply Ability: 150000tons
    Certificate: ISO,CE
    Port: QINGDAO

Basic Info

Model No.: 250*250*10

Product Description

SS400 ERW Square/Rectangular Steel Tube/Hollow Section



we focus on the production of high-frequency welded pipe,galvanized steel pipe and seamless pipe .
Our company products are widely recognized and trusted by customers and can meet continuously changing economic and social needs,
We welcome new and old customer from all over the world to contact us for future business relationships and mutual success

Product Description

We specialized in manufacturing the full size of square tubes and rectangular tubes:20X20-600X600mm,square tubes,20X30-600X800mm rectangular tubes,for more than 20 years since 1997.

SS400 ERW Square/Rectangular Steel Tube/Hollow Section Product Description:

commodity

SS400 ERW Square/Rectangular Steel Tube/Hollow Section

O.D

20*20-600*600mm/20*30-600*800mm


W.T

1.0-35.0mm


length

3-12m or according to per request


material

Q195-Grade B, SS330, SPC, S185

Q215-Grade C,CS Type B, SS330, SPHC

Q235---Grade D, SS400, S235JR, S235JO, S235J2

Q345---SS500, ST52, ST37

10#,20#,45#, etc

Surface treatment

1, Oiled
2, Galvanized

3, Painting black
4, According to the customers` requirement

Test

1.Chemical Component Analysis (C,Si,Mn,S,P)

2.Mechanical Properties (Tensile Strength, Yield Strength, Elongation )

MTC is supplied.

3.Third party inspection: BV,SGS


Package

1, Big OD: in bulk

2, Small OD: packed by steel strips

3, Plastic bags

4, According to customer`s requirements

Delivery

Normally 10-20 days after get deposits or according to quantity

Advantage

1.large inventory
2.high quality,low price
3.good after-sales service
4.short delivery time



Chemical Composition:

Yield Strength Grade

Demotic Raw-material Grade

235

Q235B, Q235C, Q235D, Q235qC, Q235qD

345

Q345A, Q345B,Q345C,Q345D,Q345Qc, Q345Qd,

StE355, B480GNQR

Carbon Equivalent:

Ceq(%)=C+Mn/6+Si/24 +Ni/40+Cr/5+Mo/4+V/14


I grade product Ceq(%)

Yield Strength Grade

235

345

390

Ceq(%)

≤0.36

≤0.43

≤0.45

Note: In order to improve the performance of steel,390 could add the microelement such as V, Nb, Ti, Mo and N etc.


Mechanical Property:

Yield Strength Grade

W.T

Yield Strength

Tensile Strength (Mpa)

Elongation

(20°C) Impact Value J

(mm)

(Mpa)

(%)

235

4~12>12~22

≥235

≥375

≥23

≥27

345

4~12>12~22

≥345

≥470

≥21

≥27

390

4~12>12~22

≥390

≥490

≥19

≥27


Surface Qualty:

1.Cold bending section steel surface can not have bubbles,cracks,inclusions and transverse stratification,wrinkle,buckle and so on. Allow slight pit,convex,indentation,scratch and presure into the iron oxide,but is not greater than 10% of nominal wall thickness.

2.Surface defects allowed use grinding method to clear up,but after cleaning the thickness should be no less than minimum allowable thickness.

3.If have special requriements on surface quality of cold bending section steel ,determined by supply and demand.


Welding Quality:

1.Welds of cold bending section steel shall not be skip welding,lap welding and burn through.

2.Weld flaw allowed repair welding and grinding,but after welding and griding shold reach requirements specified in this standard.

3. Burrs around welding should be removed, burrs inside seams do not clear up,when have special request determined by supply and demand.

SS400 ERW Square/Rectangular Steel Tube/Hollow Section Product Photo Show:


Certifications



Application

SS400 ERW Square/Rectangular Steel Tube/Hollow Section Product Application:


1. Machinery manufacture: glass machinery, agricultural machinery, textile machinery, papermaking machinery

food machinery, electrical equipment, sanitation equipment.

2. Roads and Bridges: railway, aviation, expressway, overpass, road fence, traffic signs.

3. Construction Engineering: steel structure construction, sports venue, three-dimensional garage, exhibition hall.

4. Decoration: wrought iron doors and windows, outdoor advertising, pavilion and vestibule, glass curtain wall.

5. Transportation: automobile manufacture, ship manufacture, container, tricycle, tower crane.



Packaging & Shipping

Packaging:

Shipping:




Company Information

Company Introduction :

Our company focuses on the usage, development and research of square and rectangular tubes over the passed 20 years. We purchased three production lines at the cost of over 16 million for expansion of the new factory in 2012, These production lines make full-sizes of square tubes and rectangular tubes: 20x20mm-600x600mm, 20x30mm-600x800mm, Thickness:1.0mm-35.0mm,over 2800 kinds of specifications.

Executive standard GB/T912-1989 EN10025-1993 DIN17100-80 ASTM-A106/A500 JISG3466
GB/T3274-1988 EUROPE GERMANY USA JAPAN
CHINA
Steel grade Q195 Q215A Q215B S185 St33 SS330
Q235B S235JR St37-2 GR.A SS400
Q235C S235JO St37-3
Q345B S355JRH St52-2 GR.B STK 490
Q345C Q390B Q390C S355JOH St52-3 GR.C
Q345D S355J2H GR.D
Q345E
20# GR.B
45#,20Mn2,27SiMn
OD range 20mmX20mm-600X600mm
20mmX30mm-600X800mm
Wall Thickness 1.0mm-35.0mm




Our Services

Our company have passed ISO9001:2008 quality management system certification and have passed Europe Union EN10210-1:2006 ,10219-1:2006 CE certification in 2012. Company resorts more variety,large inventory,high quality,loe price,short delivery time,good after-sales service and many other competitive advantages,to become designated supplier of many large enterprises.Customers throughout our country in more than 20 provinces and cities and exported to the United States,Canada,Russia, India,Malaysia,Europe and other countries and regions.



FAQ

How to contact me?

Email: steelpipeexport (at)yahoo.com

Skype: sdxdcathy

WhatsApp:18905315739

Wechat:554717325

QQ:554717325

JINAN XIN JIYUAN SPECIAL SECTION TUBE CO., LTD.

 

Jinan Xin Jiyuan Special Section Tube Co., Ltd is the holding company of Jinan Xin Fangyuan Special steel tube Co., Ltd founded in 1997. Our company located in Dawei Industrial park, north end of Second Ring Road, Jinan City, closed to Beijing-Shanghai expressway exit, transportation is very convenient, and also has a good production and operation environment. Our company focuses on the usage, development and research of square and rectangular tubes over the passed 20 years. At the same time we also pay attention to create platform and promotion for square tube, rectangular tube and other special tubes. All these make us stronger and more popularity in this area. As a result of our efforts, finally make the products specification, size and material extending.

Our company upholds the business philosophy of [ Because of Single-minded, so professional", and try our best to make our company into the most complete specifications and most verities basic in China. Make truth of [Buy square tubes do not need travel, Xin Jiyuan could serve you all" one- stop buy neat business objectives. Our company purchased three production lines at the cost of over 16 million for expansion of the new factory; they have been gradually put into operation. These production lines make full-sizes of square tubes and rectangular tubes: 20x20 -600x600 square tubes, 20x30 - 400x800 rectangular tubes, Thickness: 1.5mm -32.0mm, over 2800 kinds of specifications, Material: Q195, Q215, Q235, Q275, Q345, 20#, 45#, stainless steel, seamless pipe, alloy steel etc. We could produce diamond, triangular, pentagonal, hexagonal, fan etc. special sizes, also could tailor-made according to customer`s drawings and dimensions. Our products of large-diameter, thick-walled square or rectangular tubes fill the blank of domestic and abroad market.
Our products are widely used in large scale steel structure engineering, machinery manufacturing, shipbuilding, bridges, construction industry, metallurgical industry, automotive industry, railways, highways, aviation, container, furniture, decoration and many industries. The company regards product quality as the lifeblood of the enterprise, uses personality make products, guarantee quality of products strictly. We have passed ISO9001:2008 quality management system certification and our goods have passed Europe Union EN10210-1:2006, 10219-1:2006 CE certification in 2012. Company resort more variety, large inventory, high quality, low price, short delivery time and good after-sales service, and many other competitive advantages, to become designated supplier of many large enterprises. Customers throughout our country in more than 20 provinces and cities and exported to the United States, Canada, Russia, India, Malaysia, Europe and other countries and regions.
Our chairman and general manager Changxing Hu, heartfelt thanks friends from all walks of life for many years trust and support, all staff of Xin Jiyuan will serve you as usual, and common development, win-win cooperation, good faith together with you. Let`s create brilliant tomorrow!

Company Info

  • Company Name: JINAN XIN JIYUAN SPECIAL SECTION TUBE CO., LTD.
  • Representative: Xu Miao
  • Product/Service: Shs And Rhs , Steel Hollow Section , Square Steel Pipe , Construction Steel Pipe , Steel Profile , Galvanized Steel Pipe
  • Capital (Million US $): 3000000RMB
  • Year Established: 2005
  • Total Annual Sales Volume (Million US $): US$50 Million - US$100 Million
  • Export Percentage: 21% - 30%
  • Total Annual Purchase Volume (Million US $): Above US$100 Million
  • No. of Production Lines: 2
  • No. of R&D Staff: Fewer than 5 People
  • No. of QC Staff: Fewer than 5 People
  • OEM Services Provided: yes
  • Factory Size (Sq.meters): 5,000-10,000 square meters
  • Factory Location: NO.8299, West of Jingshi road, Changqing District, Jinan City, China
  • Contact Person: Ms. Cathy Zhao
  • Tel: 86-531-85736315
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