Hot Selling! Galvanized Square Steel Pipe/Hollow Section Steel Tube 
Material: Q195,Q235,Q345 low carbon steel 
Zinc coating: pre-galvanized: 60-120g/m2,hot dip galvanized :200-400g/m2
Main Market: Middle East, Africa, Asia, Europe,America, Australia etc
Package: bundle covered by plastic bags with two strap in the end
Application: used for Mechanical & manufacture, steel structure,
ship building, bridging ,automobile chassis,construction

1) only in bundles by steel scrips

2) in bundles and in plastic wrap

3) conform to client' s requirements

 Our Service
1. Special design avaliable according to requirements.
2. All production process are according to ISO 9001-2008 strictly
3. Free sample
4. Acceptable for any third party inspection (SGS, BV...)
5. OEM is ok.
6. Test product quality through whole process, have our own labrury, control quality well
7. Rich experience of export and sales
8. Good reputation
9. Visit factory any time.

HDT is short for Hui DeTong, manufacturer of steel pipes with competetive price and good service.

With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in steel and other industries.

Our products are widely recognized and trusted by users and can meet continuously changing economic and social needs.