Audited Supplier
Transmission Line Steel Tower & Substation Structure- Goods description and major parameters
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1 | Design Code | 1. Chinese National Standard: a. DL/T 5154-2002 Technical Regulation of Design For Tower and Pole Structures of Overhead Transmission Line b. DL/T 5219-2005 Technical Regulation for Designing Foundation of Overhead Transmission Line 2. American Standard: a. ASCE 10-97-2000 Design of Latticed Steel Transmission Structures b. ACI 318-02 Building Code Requirement for Structure Concrete |
2 | Design Software | PLS and MS Tower, SAP2000, AutoCAD, STW, TWsolid, SLCAD etc |
3 | Design Loading | As per requirement and specification by Clients worldwide. |
4 | Load test/destructive test | We can arrange it by Government authority if it is necessary and the cost of such kind of test is separately from the tower pricing. |
5 | Voltage | 33KV, 66/69KV, 110KV, 220KV/230KV, 330KV, 380/400KV, 500KV, 750KV, 800KV, 1000KV Transmission Line |
6 | Hot-dip galvanization | ISO 1461-2009, ASTM A123 |
7 | Steel Grade | 1. High strength low alloy structural steel: Q420B which is equivalent with ASTM Gr60 2. High strength low alloy structural steels: Q355B which is equivalent with ASTM Gr50 or S355JR 3. Carbon Structural Steel: Q235B which is equivalent with ASTM A36 or S235JR |
8 | Bolts and Nuts | Mainly ISO 898 grade 6.8 and 8.8 bolts for Both Chinese, ISO and DIN standard |
9 | Tower Type | Angular Towers, Tubular Towers, Guyed Mast, Monopole Tower |
10 | Tower Type | Suspension Tower, Tension Tower, Dead Tower, Substation Structure |
11 | Warranty | Tower structures: 10 years |
12 | Return Period | 50 Years |
13 | Transportation | We are very close to the biggest port in the world which is our advantage for sea transportation. |
14 | Quality Control | Follow ISO 9001 system and strictly QC inspection for raw material, prototype assembly test, galvanization test and pre-shipment inspection for the both quantity and quality We treat the quality first and 100% inspection ratio. |
NINGBO HY COMMUNICATION EQUIPMENT CO.,LTD
1. First of all, our company has been engaged in this industry for a long time and has rich experience and professionalism in production. Therefore, our products are not only of good quality, but also rich in categories, which can meet the various needs of customers.
2. Secondly, we have rich experience in exporting, with 70 exporting countries and rich experience in foreign trade.
3.All in all, we strive to make every customer satisfied. Customers trust us, which is our biggest gain.
