Qingdao Powerup International Trade Co.,Ltd
Qingdao Powerup International Trade Co., Ltd is supplying all kinds of steel structure / towers and high precision machined components.
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Electricity Transmission Tubular Steel Tower With Galvanized Surface or Painted Surface For Power Transmission
General Information:
1. Electric Power tower voltage grade: 35KV/66KV/110KV/220KV/330KV/500KV/750KV
2. Electric Power tower shape category:
(1) tangent tower-Z-use on the straight line parts of the line, for Hanging vertical insulator string.
(2) angle tower-J-Used to the corner of the line
(3) Terminal tower-D-setting up in the Line terminal before to the Terminal tower
(4) transposition tower-H:phase inversion in the line.
3. Material: Q235/Q345/Q420/Q460
4. Available Height: 5-100M
5. Surface Coating: Hot Dip Galvanization or Painting
Transmmission tubular steel tower is one of our main products. We have advanced production technology and production equipment for transmission line steel tower of 1000kV and below, 500kV substation architecture, 220kV power transmission and transformation steel pipe pole, telecommunication tower, and substation structure. We have set up 4 angle steel iron tower processing workshops, 2 steel pipe pole processing workshop, and 1 hot dip galvanizing processing workshop.
The following is the parameters of our transmission tubular steel tower:
1. Material
| Structure Steel | ||
| High Tensile Steel | Mild Steel | |
| Grade | GB1591: Q345B, Q345C,Q3455D | GB700: Q235B, Q235C,Q235D |
| EN10025: S355JR, S355J0, S355J2 | EN10025: S235JR, S235J0, S235J2 | |
| ASTM A572 Gr50 | ASTM A36 | |
| Tension strength (Mpa) | 470~630 Mpa | 360~510 Mpa |
| Yield strength (t≤16mm) (Mpa) | 355 Mpa | 235 Mpa |
| Elongation (%) | 20 | 24 |
2. Bolts&Nuts
| Grade | Grade 4.8, 6.8, 8.8 |
| Standards for mechanical properties | |
| Bolts | ISO 898-1 |
| Nuts | ISO 898-2 |
| Washers | ISO 6507-1 |
| Standards for Dimensions | |
| Bolts | DIN7990, DIN931, DIN933 |
| Nuts | ISO4032, ISO4034 |
| Washers | DIN7989, DIN127B, ISO7091 |
3. Marking
| Method of marking of the members | Hydraulic Press Stamping |
4. Welding
| Method | CO2 Shielded Arc Welding & Submerged Arc Welding(SAW) |
| Standard | AWS D1.1 |
5. Galvanizing
| Galvanization standard of steel sections | ISO 1461 or ASTM A123 |
| Galvanization standard of bolts and nuts | ISO 1461 or ASTM A153 |
6. Capacity
| Maximum Production Capacity of Steel Tower per annum | 100,000 TON per annum |
| Maximum Capacity of Galvanizing Plant per annum | 100,000 TON per annum |
7. Test
| Factory test | Tensile test,Elements analysis, Sharpy test(impact test), Cold Bending, Preece test, Hammer tes |
8. Quality control
100% inspection: Each member will be checked by our QC team to ensure all members are qualified before delivery.
9. Package
Set-wisely packing or member-wisely packing as per client's requirements.
Tower members: One steel tower is separated into several bundles.
Bolts: Packing material is robust nylon bag or steel drum.
10. Our Commitment and target
Four ZEROs---Zero Quality Defect, Zero Quantity Shortage, Zero Delivery Delay, Zero Client Complaint
Terms and Conditions
1. Price Term: EXW, FOB, CFR or CIF.
The price includes pole shaft, base plate, crossarm and anchor part.
Shipping seaport: Shanghai Seaport. For FOB, CFR or CIF price, please specify which exact model you need, and tell us your order quantity so that we can calculate the local transport charges and sea freight.
2. MOQ: 1 sets.
3. Payment: Typically 30% by T/T as deposit, balance by T/T or L/C at sight before shipment. Other payment way can be negotiated.
4. Package: Plastic paper or according to clients requirement.
5. Delivery: for 30 sets, goods can be ready for shipment within 20 workdays after receiving deposit.
6. Parts Design Service Period: 20 years.
1. Price Term: EXW, FOB, CFR or CIF.
Shipping seaport: Qingdao Seaport. For FOB, CFR or CIF price, please specify which exact model you need, and tell us your order quantity so that we can calculate the local transport charges and sea freight.
2. Payment: Typically 30% by T/T as a deposit, balance by T/T or L/C at sight before shipment. Another payment way can be negotiated.
3. Delivery: for towers, goods can be ready for shipment about 30~60 workdays after receiving the deposit.
4. How can I get a price of needed Tower?
A: Please give the exact dimensions such as tensile strength, height, thickness, material, top and bottom diameter. We can according to your specification give you a similar price.
B: You can send us a drawing; we can according to your drawing give you one price.
5. I am a small wholesaler, do you accept the small order?
It's no problem if you are a small wholesaler; we would like to grow up with you together.
6. I am a designer; Can you help me to produce the sample which we designed?
Our mission is to help customers to be successful. So it's welcome if we can help you solve the problem and make your design come true.
7. Can you make Door to Door service? Because I don't know how to do customs clearance.
Yes! We can make Door to Door service to help you save much time of shipping. Also, we have a big discount with shipping company because we have done much of this every day. So it will save your time also money.
The below are some of our photos for you to check:
1. Our Equipments:
2. Our produce process:
3. Our Galvanizing Pool:
4. Do Trial-assembly Before Batch Production:
5. Tubular Members after hot-dip galvanized:
7. Loading: