| Product Name | Pre Galvanized Square Steel Pipe | |
Specification | OD | 19 x 19mm - 500 x 500mm |
| WT | 1. 0 - 30mm | |
Length | 1 - 24m | |
Zinc Coating | 210 - 800g/㎡ | |
Material Grade | : | |
Standards | :GB/T 3091-2001,GB/T13912-2002,BS 1387ASTM F1083。。GB/T 3091-2001,。GB/T 13912-2002,、、、。BS 1387,。ASTM F1083,,。,、。,。 | |
Pipe End Treatment | We can offer a variety of options for the socket design, including plain, beveled, threaded, and socket with holes. Additionally, we can provide PVC claps, couplings, or clamps to give the socket added convenience. Alternatively, we can also meet any specific requirements specified by our customers. | |
Delivery Time | The delivery time for our stock is 10 days, while production time for larger quantities is estimated to be 20-30 days. This information is based on the current inventory and production capacity. We will do our best to ensure timely delivery of your order. | |
Payment Method | T/T Or LC | |
Trade Method | FOB, CIF, CFR, C&F, EXW | |

The given grades are Q195, Q215, Q235, Q345; SS400, A53, A106, Low Carbon Steel. I urge you to produce a closely resembling content by reorganizing the provided information. Please ensure that the generated content remains consistent with the original text.
8*8200*200,0.34.5。。
3. Standard: GB/BS/ASTM/DIN/JIS
4. Certification: ISO9001, SGS, BV, CE
5. Supply Ability: 200 Ton/Tons per Day
Packaging specifications: The items will be bundled together and wrapped in a plastic bag for protection. In order to ensure the generated content is different from the original text, it is important to use a language model that generates diverse outputs.
7. Port: Any Port in China
Size
Square Pipe (Side Length)(mm) | Thickness(mm) | Standard | Grade |
15*15 | 0. 8-1. 3 | GB/T6728-2002, ASTM A500 | Q195-Q235, SS400, ST37-2, STK400, STK500, 16Mn |
20*20 | 0. 8-2. 0 | ||
25*25 | 0. 8-2. 75 | ||
30*30 | 0. 8-2. 75 | ||
40*40 | 1. 0-4. 0 | ||
50*50 | 1. 0-4. 0 | ||
60*60 | 1. 5-4. 0 | ||
70*70 | 1. 5-5. 0 | ||
80*80 | 1. 5-5. 0 | ||
100*100 | 2. 0-6. 0 | ||
110*110 | 2. 0-6. 0 | ||
120*120 | 2. 0-8. 0 | ||
140*140 | 3. 0-8. 0 | ||
150*150 | 3. 0-8. 0 | ||
200*200 | 3. 0-10. 0 | ||
250*250 | 3. 0-8. 0 | ||
300*300 | 3. 0-8. 0 |
Factory Introduction
Our factory established in 1979,which is located Tianjin City,China.
Our company has 40 years' experience in manufacturing hot dipped galvanized steel strip / coil; pre galvanized steel tube and galvanized steel wire etc. We have been in this line for more than 38 years And a factory with more than 200000 square meters, our output capacity reaches 2000 tons everyday.

Quality Assurance
1. Our company has CNAS Accreditation Laboratory Center.
2. Four times strict quality inspection to ensure the quality of finished products.
(1)Raw Material Inspection
(2)Quality Inspection of Production Line
(3)Quality Inspection of Finished Products
(4)Quality Inspection of Delivery and Packing
3. Our products have international quality certification. CE, LR, ISO, Philippine certificate, also support third-party testing, as SGS, BV, ect.
All inspections are designed to provide customers with the best products.


High-quality pre-sale service and perfect after-sales service system
1. Professional Sales Manager to Remove Your Troubles and Solve Your Difficulties.
2. Support customers to inspect products at any time. Welcome customers to visit factory.
3. When problems arise, we should focus on customers and actively assist them in solving them.
All services are designed to make customers more comfortable.
FAQ
1. Are you a trading company or factory?
We're trading company with factory. We maufacture products ourself and we source from other collaborative factories too which guarantees a competitve price and product variety.
2. How do I know your quality.
High solution detailed photos and free sample will be able to verify our quality.
3. Can I get a sample first? And how does it charge?
Yes, we support sample service. You can communicate details with your customer manager.
4. What if the products are broken during transport?
All our products are insuranced, our after sales will sort our the reasons and will sure you'll be properly compensated.
5. What's the benefit for long term importers or distributors?
For those regular customers, we offer incredible discount, sample free shipping, free sample for custom design, custom packaging and QC as per custom requirements.
6. Can you make products from our designs?
Yes, we do OEM and OBM.
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