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Basic Info.
Product Description
| Product name | Hot rolled/cold rolled square pipe | |
| Technique | Longitudinal Electronic Resistance Welding (ERW) High Frequence Welding (HFW) | |
| Material Quality | Steel Grade | Q195 Q215 Q235 Q345,etc. |
| Material Type | Available in cold rolled and hot rolled | |
| Size | W.T. | 1.0mm-20.0mm |
| Diameter | 40x40mm | |
| Length | 1m-12m or as your requirement | |
| Surface | Galvanized, 3PE, painting, coating oil, steel stamp, etc. | |
| Ends | Plain ends, cutting, threaded with coupling, beveled, flange, etc. | |
| Inspection | With Chemical Composition and Mechanical Properties Testing; Hydrostatic Test, Dimensional and Visual Inspection, With Nondestructive Inspection | |
| Certification | BV, ISO, IAF or as per customer. | |
| Application | construction pipe, structure pipe, Greenhouse pipe, Building material tube, Furniture tube, etc | |
| Trade Terms | FOB, CFR, CIF, EXW. | |
| Payment Terms | T/T,L/C at sight 30%T/T in advance,balance 70% should be paid after receiving the copy of BL. | |
| Loading Port | qingdao port | |
| Cooperation Ship-owner | MSK, CMA, MSC, HMM, COSCO, UA, NYK, OOCL, HPL, YML, MOL | |
| Specification Of Square Tube | |||||||
| Size | Wall thickness | Size | Wall thickness | Size | Wall thickness | Size | Wall thickness |
| mm | mm | mm | mm | mm | mm | mm | mm |
| 10x10 | 0.6-0.8 | 42x42 | 1.2-6.0 | 90x90 | 2.5-6.0 | 150x150 | 4.0-8.0 |
| 12x12 | 0.6-0.8 | 45x45 | 1.2-6.0 | 95x95 | 2.5-6.0 | 160x160 | 4.0-8.0 |
| 13x13 | 0.6-2.0 | 48x48 | 1.2-6.0 | 100x100 | 2.5-6.0 | 180x180 | 4.0-8.0 |
| 15x15 | 0.7-2.0 | 50x50 | 1.5-6.0 | 105x105 | 2.5-6.0 | 200x200 | 5.0-10.0 |
| 16x16 | 0.7-2.0 | 55x55 | 1.5-6.0 | 110x110 | 3.0-6.0 | 220x220 | 8.0-25.0 |
| 20x20 | 1.0-3.0 | 60x60 | 1.5-6.0 | 115x115 | 3.0-6.0 | 250x250 | 8.0-25.0 |
| 25x25 | 1.0-3.0 | 65x65 | 2.0-6.0 | 120x120 | 3.0-6.0 | 280x280 | 8.0-25.0 |
| 30x30 | 1.2-4.0 | 70x70 | 2.0-6.0 | 125x125 | 3.0-6.0 | 300x300 | 8.0-25.0 |
| 35x35 | 1.0-4.0 | 75x75 | 2.0-6.0 | 130x130 | 3.0-6.0 | 350x350 | 8.0-25.0 |
| 38x38 | 1.0-5.0 | 80x80 | 2.5-6.0 | 135x135 | 4.0-14.0 | 400x400 | 8.0-25.0 |
| 40x40 | 1.0-6.0 | 85x85 | 2.5-6.0 | 140x140 | 4.0-8.0 | 450x450 | 8.0-25.0 |
| 500x500 | 8.0-25.0 | ||||||
Productive process
Product measurement
Application
Shandong Zhongtong Boda Steel Co., Ltd has been engaged in steel production and sales for many years. It mainly produce and sell pipe materials (stainless steel pipe, seamless pipe, precision pipe, alloy pipe, carbon steel pipe, seamless square rectangular pipe, straight seam welded pipe, spiral welded pipe, galvanized pipe, steel plastic pipe, greenhouse pipe), plate (common plate, cold plate, alloy plate, stainless steel plate, galvanized sheet), profile (flat steel, angle steel, round steel, I-beam, channel steel) and copper alloy, aluminum alloy materials and large-scale comprehensive enterprises.
With a complete and scientific quality management system, it now has 4 domestic advanced cold drawn seamless steel pipe production lines, 4 hot-rolled seamless steel pipe production lines, 30 sets of finishing rolling seamless steel pipe production lines, 1 seamless rectangular tube production line, 2 straight welded pipe production lines, 2 square rectangular pipe production lines, 2 spiral pipe production lines, 1 galvanized pipe production line, which can produce various specifications and materials annually.
The company has business relations with Baosteel, Baotou Steel, Angang, Yegang, Henggang, Pangang, Tiangang, Anyang, WISCO, Shagang, Shangang, Handan steel, Maanshan Iron and Steel Co., Ltd., Masteel, NISCO and so on. The total stock of all kinds of steel is up to 100000 tons. All products are in accordance with the national and European standards.
With 20 years experience of steel industry, we supplied trading companies and domestic market quality steel products. We are dedicated to meeting our customers steel requirements. With our conscientious approach, excellent customer service and utmost customer satisfaction as the guiding force, we believe our company will grow by leaps and bounds.
We have the world's advanced processing machine to process any size as clients requirements. 
