What benefits do customers get
We are factory. (Our price will have an advantage over trading companies.)
Don't worry about the delivery date. We are sure to deliver the goods in time and quality to achieve customer satisfaction.
Different from other factories
We applied for received 3 patents (Groove pipe, Shoulder pipe, Victaulic pipe).
Port: our factory just 40 kilometers from Xingang port, is the biggest port in the north of China.
Our manufacturing equipment include 4 pre-galvanized products lines, 8 ERW steel pipe product lines, 3 hot-dipped galvanized process lines.
Customer case
Australian customer purchase powder coating pre galvanized steel square tube. After customers receives the goods for the first time. Customer tests adhesive strength between the powder and the surface of the square tube. Customers test powder and square surface adhesion is small. We have meetings with customers to discuss this problem and we do tests all the time. we polished the surface of the square tube. Send the polished square tube to the heating furnace for heating. We tests all the time and discuss with customer all the time. We keep finding ways. After many tests, the final customer is very satisfied with the products. Now customer purchase a large number of products from factory every month.
Frequently Asked Questions (FAQ)
QWhat is the wall thickness and length range for your hollow section square tubes?
Our hollow section square tubes are available in wall thicknesses ranging from 0.7mm to 13mm, and lengths from 1 to 14 meters, customized based on specific client requirements.
QWhat steel grades and international standards do your products conform to?
We manufacture products using materials like Q195 to Q345, 10#, 45#, S235JR, and others, complying with international standards such as ASTM, DIN, JIS, and BS.
QWhat options are available for the zinc coating of the galvanized tubes?
We offer both pre-galvanized square tubes with a coating range of 40 to 220 G/M² and hot-dip galvanized square tubes with a coating range of 220 to 350 G/M².
QHow does purchasing directly from your factory benefit customers?
As a direct manufacturer, we offer more competitive pricing compared to trading companies, control lead times strictly to ensure on-time delivery, and operate multiple advanced production lines close to major shipping facilities.
QHow do you handle special requests or technical issues like surface treatment adhesion?
We actively collaborate with customers to run tests. For instance, to improve powder coating adhesion, we polish the pipe surfaces and employ heat furnace treatments until all test guidelines and customer expectations are fully satisfied.
Minjie Steel
