(1). Manufacturing Standard: ASTM A554/A312/A249/A269/A270.
(2). Grade of the material: AISI 201, AISI 202, AISI 304, AISI 304L, AISI 316, AISI 316L.
Round Pipe: OD range from 6mm~159mm.
WT range from 0.2mm~3.5mm
Square Tube: Size range from 10*10mm to 100*100mm
WT range from 0.3~3.00.
Rectangular tube: Size range from 10*20mm to 50*100mm
WT range from 0.3mm to 3.0mm
(4). Package: Inner Package by plain plastic bags and outer package by steel boxes or wooden boxes.
The Roundness is very accurate;
The inner angle and outer angle of square tubes are both sharp 90°;
Our raw materials are of excellent quality;
When packaging, every single pipe is moved one by one by workers to protect the finish from extra scratches;
Both ends of the pipes are very clean and with no burr;
Every pipe is polished two times at least to ensure the pipes are bright enough.