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Welded Steel Pipe With High Quality
| Model No. : | WSP-04 |
|---|---|
| Brand Name : | XJY |
| Type : | Welded |
Product description
Shipment and products quality tracking include lifetime.
· Any small problem happening in our products will be solved at the most prompt time.
· We always offer relative technical support, quick response, all your inquiries will be replied within 24 hours
1. Welded Steel Pipe With High Quality Product details:
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commodity |
Welded Steel Pipe With High Quality |
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O.D |
20*30-600*800mm;20*20-600*600mm |
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W.T |
1.0-35.0mm |
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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 |
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application |
Widely used in mechanical, manufacturer, steel structure, decoration, shipbuilding, bridging and automobile chassis, etc |
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Package |
1, Big OD: in bulk 2, Small OD: packed by steel strips 3, Plastic bags 4, According to customer`s requirements |
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Delivery |
Normally 10-20 days after get deposits or according to quantity |
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Advantage |
1.large inventory
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executive standard |
GB/T912-1989 GB/T3274-1988 |
EN10025-1993 | DIN17100-80 | ASTM A106/A500 | JIS G3466 |
| Steel grade | Q195 Q215A Q215B | S185 | St33 | SS330 | |
| Q235B | S235JR | St37-2 | Gr.A | SS400 | |
| Q235C | S235JO | St52-2 | |||
| Q345B | S355JRH | St52-3 | Gr.B | STK490 | |
| Q345C Q390B Q390C | S355JOH | Gr.C | |||
| Q345D | S355J2H | Gr.D | |||
| Q345E | |||||
| 20# | Gr.B | ||||
| 45# 20Mn2 27SiMn | |||||
| OD range | 20mm*20mm-600mm*600mm | ||||
| 20mm*30mm-600mm*800mm | |||||
| wall thickness | 1.5mm-35mm | ||||
3.Surface Allowed Deviation:welded steel pipe
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Assessment Criteria |
First Grade |
Second Grade |
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Wall thickness/t |
4mm≤t≤10mm ±8%t |
4mm≤t≤10mm ±8%t |
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10mm≤t≤22mm ±6%t |
10mm≤t≤22mm ±6%t |
|||
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Suitable for flat parts |
Suitable for flat parts |
|||
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Right Angle |
90°±1.0° |
90°±1.5° |
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Corner radius of circular arc |
t≤6mm(1.5-2.5)t |
|||
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6mm≤t≤10mm(2-3)t |
||||
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T>10mm(2.5-3.5)t |
||||
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Concave and convex degree |
≤5% side length |
≤6% side length |
||
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Bending degree |
≤1.5mm/m, total bending degree ≤0.15% specified length |
≤2mm/m, total bending degree ≤0.2% specified length |
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Distortion degree |
2mm+0.5mm/m |
- |
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Scale accuracy |
Ordinary precision 0- +50mm |
Ordinary precision 0- +70mm |
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Fine scale 0- +5mm |
Fine scale 0- +15mm |
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Cutting quality |
100mm≤side length≤300mm |
100mm≤side length≤300mm |
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Cutting slope≤3mm |
Cutting slope≤4mm |
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300mm<side length≤500mm |
300mm<side length≤550mm |
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Cutting slope≤3mm |
Cutting slope≤6mm |
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End without cutting burr |
End with few cutting burr |
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4. Mechanical Property: rectangular welded steel pipe
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Yield Strength Grade |
Wall thickness (mm) |
Yield strength (Mpa) |
Tensile strength (Mpa) |
Elongation% |
Impact work (J) |
|
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 |
5. welded Steel Pipe With High Quality photo show:
6. welded steel pipe Production&inspection:
7.Certifications:
8.Company Introduction :
Jinan Xin Jiyuan Special Section Co.,LTD locates in Jinan where is the capital of Shan Dong province. Our company established in 1997. We have 16 years` experience in producing square pipe and rectangular pipe. In order to expand our company, we invest RMB 16 million to build our new factory in 2011. Our production lines can manufacture all sizes of pipes according customers` requirements.
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