Production Range for Pre-galvanized squre/rectangular steel hollow section:
Sqaure: 13x13mm, 16x16mm, 19x19mm, 20x20mm, 25x25mm-100x100mm
Rectangular: 20x40mm-50x100mm
Thickness: 0.7mm-2.5mm
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Material | Q195Â ASTM A500 Gr.A |
Standards | ASTMÂ A500Â Â BSEN10219Â Â GB/T3094Â JISÂ G3466Â BSÂ EN10210Â GB/T6728Â BS1387 |
Technique | Welded,ERW,Cold Rolled,Hot Rolled |
Packing | galvanized: in bundles 1.Big OD:in bulk  2.Small OD:packed by steel strips 3.By woven cloth with 7 slats |
Usage/Application | Mechanical & manufacture, Steel structure, Shipbuilding, Bridging ,Automobile chassis Water Pipelines, Waste waterlines , Water supply mainsDeep tube wells casing pipes, Gas/Natural gas pipe lines, |
Delivery details | 1~30 days after received the deposit. 1. Containers 2. Bulk Vessel |
Size of pre-galvanized steel pipes: square and rectangular hollow section
Size | Wall thickness | Size | Wall thickness | Size | Wall thickness | Size | Wall thickness |
mm | mm | mm | mm | mm | mm | mm | mm |
13x13 16x16 20x20 25x25 30x30 40x40 50x50 80x80 100x100 |
0.7-1.2 0.7-1.5 0.7-2.0 0.7-2.0 0.7-2.0 0.7-2.5 0.7-2.5 1.0-2.5 1.0-2.5 |
20x30 20x40 25x50 30x40 30x50 30x60 37x57 37x77 |
0.7-2.0 0.7-2.0 0.7-2.0 0.7-2.0 0.7-2.0 1.0-2.0 0.7-2.0 0.7-2.0 |
40x60 40x80 50x70 50x100 80x120 38x38 75x75 75x38 |
0.7-2.5 0.7-2.5 0.7-2.5 0.7-2.5 1.0-2.5 1.0-2.0 1.2-2.5 1.0-2.5 |
32x32 19x19 15x15 75x25 75x50 13x25 50x150 45x90 |
1.0-2.0 1.0-2.0 1.0-2.0 1.0-2.5 1.0-2.5 0.7-2.0 1.0-2.5 1.2-2.5 |
About our quality:
- 1. No cracks and internal defects
- 2. Straightness
- 3. Without burrs or drops
- 4. Without surface scale
- 5. Smooth surface, no scratches
- 6. If welded: Welding line is good and tidy, no virtual welding; If seamless, no welding seam
- 7. The corner of square/rectangular tube is a little bit oval
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Packing & Loading:
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FAQ
Q: What about your payment term?
A: Usually L/C or 30% as deposit and 70% against copy of B/L by T/T.
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Q: What about your standard delivery date ?
A: Within 10-25 days after receiving your deposit.
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Q: How about your capacity?
A: For steel pipes, 10,000,000 tons per year.
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Q: What about your package
A: Usually as customer's requirement.
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Q: If products have some quality problem,how would you deal with?
A: We will responsible for all of our quality problems.
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Q: How to get accurate price /Â quotation from you?
A: Please kindly tell us below details and we'll send our quotation to you ASAP:
1) Pipe's outer diameterÂ
2) Wall thickness   Â
3) Section Shape (round, square etc.)
4) length for each pipe      Â
5) steel grade  Â
6) Standard (e.g.: API 5L)
7) Order quantity  Â
8) Designation port (BK, BKW etc.)Â Â
9) Trade Terms
 In all, the more detailed information, the more exact price we quote.
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Steel Grating,Miscellaneous Co., Ltd. , http://www.steel-grating-manufacturer.com