Minjie Steel
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| Product name | hollow section square tube |
| Wall Thickness | 0.7mm--13mm |
| Length | 1--14m According to customer requirements ... |
| Outer Diameter | 20mm*20mm---400mm*400 |
| Tolerance | Tolerance based on Thickness: ±5～±8% |
| Shape | square |
| Material | Q195---Q345, 10#, 45#, S235JR, GR.B-D, STK500, BS1387...... |
| Surface treatment | Galvanized |
| Zinc coating | Pre-galvanized square tube: 40--220G/M2; Hot dip galvanized square tube: 220--350G/M2 |
| Standard | ASTM, DIN, JIS, BS |
| Certificate | ISO, BV, CE, SGS |
| Payment terms | 30% T/T deposit in advance, 70% balance after B/L copy; 100% Irrevocable L/C at sight, 100% Irrevocable L/C after receive B/L copy 20--30days |
| Delivery times | 25days after receive ur deposits |
| Package |
1. Through a bundle 2. According to customer’s requirement |
| Loading port | Tianjin/Xingang |
Our suggest is, when prices go down, customers purchase products. Customers can get high quality products at low prices and we can get orders.
Thickness
Length
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Product Photos
Zinc Coating
Diameter Detail
An inquiry has been received from a customer in Singapore. The customer needs steel pipes. After we gave the price to the customer, the customer said our price is high compared with other suppliers. However, the customer decided to purchase 10 containers from our factory for the first time. Currently, we supply goods to this customer every month. The customer is highly satisfied with the quality of our products and has established long-term relations of cooperation with our factory.
The customer purchased steel pipes in our factory. After the goods were produced, the customer came to our factory for inspection.
Q1: What dimensions are available for your hollow section square tubes?
A1: Our square tubes feature an outer diameter range of 20mm*20mm to 400mm*400mm, with wall thicknesses from 0.7mm to 13mm. The length can be customized from 1m to 14m according to your requirements.
Q2: Which international standards and material grades do you support?
A2: Our square tubes are manufactured in compliance with ASTM, DIN, JIS, and BS standards. Available material grades include Q195 to Q345, 10#, 45#, S235JR, GR.B-D, and STK500.
Q3: What are the details regarding the zinc coating for your galvanized pipes?
A3: We offer both pre-galvanized square tubes with a coating thickness of 40–220 G/M² and hot-dip galvanized square tubes with a coating thickness of 220–350 G/M².
Q4: What payment and delivery terms do you offer?
A4: We accept a 30% T/T deposit in advance, with the remaining 70% balance due after receiving the B/L copy. We also accept 100% irrevocable L/C at sight or L/C after B/L copy (20–30 days). Standard delivery is within 25 days after the deposit is received.
Q5: How are the products packaged, and from which port are they shipped?
A5: Products are securely packed in bundles or packaged according to your specific requirements. All orders are loaded and shipped from the Tianjin/Xingang port, which is the largest port in Northern China.
Q6: Do you provide certified quality assurance?
A6: Yes, all our products undergo strict quality checks and are fully certified under ISO, BV, CE, and SGS certifications.
