Large Diameter Q235B Q345 Spiral Welded Pipe
| Payment Type: | L/C,T/T,D/P,Paypal,Money Gram,Western Union |
|---|---|
| Incoterm: | FOB,CFR,CIF |
| Min. Order: | 1 Metric Ton |
| Delivery Time: | 7 Days |
| Packaging: | large diameter Q235B Q345 Spiral welded pipe 1.In bundle or bulk2.Standard export packing3. Design as to customer\'s desire. |
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| Productivity: | 15000000MT |
| Brand: | XINJIYUAN |
| Transportation: | Ocean,Land,Air |
| Place of Origin: | Shandong, China (Mainland) |
| Supply Ability: | 15000000MT |
| Certificate: | ISO9001 |
| HS Code: | 73066100 |
| Port: | Qingdao China,Tianjin |
Basic Info
Model No.: SWP-03
Product Description
1.Main business
We focus on kinds of steel products, such as welded steel pipe, galvanized steel pipe, spiral steel pipe, oval steel pipe, seamless steel pipe, etc.
2.Supply ability
About 20000 tons/per month.
Large capacity of stock could ensure our short lead time.
3.Standand
Our products have been manufactured according to API, ASTM, EN, BS, DIN and JIS internationally advanced standards.
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.
large diameter Q235B Q345 Spiral welded pipe Product Description:
| commodity | large diameter Q235B Q345 Spiral welded pipe |
| 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
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Surface treatment | 1, Oiled 3, Painting black |
| 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 |
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 |
large diameter Q235B Q345 Spiral welded pipe Product Photo Show:
large diameter Q235B Q345 Spiral welded pipe 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.
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 | ||||
Product Categories : Welded steel tube