Japan, Nissho Astec
Nissho Astec Square Tube (Square) Tubes & Pipes

Made in Japan
 Manufacturer: NISSHO ASTEC CO., LTD.
 Model: Square Tube (Square)

Explanation / Description
Side Length:
 Less than 30mm: ±0.25mm; 30mm to less than 50mm: ±0.03mm; 50mm or more: ±0.6%
Thickness:
 Less than 1.25mm: ±0.15mm; 1.25mm to less than 2.00mm: ±0.20mm; 2.0mm or more: ±10%
Length:
 4000mm~6000mm: ±50mm, -0mm
Bending:
 For the overall length: 0.3% or less
Dimensions of corner R:
 Wall Thickness t<1.5mm: R=1.0 x t(Wall Thickness) or less; 1.5≤t<2.1mm: R=1.5t or less Wall Thickness t≥2.1mm: R=2.0 x t or less
Size (mm)
| Size | Wall Thickness | Length | Polishing | Corner R (outer R) | ||
|---|---|---|---|---|---|---|
| t | mm | Hair Line | #400 | Non-abrasive | mm | |
| 7X7 | 1.0 | 4,000 | ○ | ○ | – | 1.0 | 
| 9×9 | 1.0 | 4,000 | ○ | ○ | ○ | 1.0 | 
| 10X10 | 1.0 | 4,000 | ○ | ○ | ○ | 1.0 | 
| 1.2 | 4,000 | ○ | ○ | ○ | 1.2 | |
| 12X12 | 1.0 | 4,000 | ○ | ○ | – | 1.0 | 
| 1.2 | 4,000 | ○ | ○ | ○ | 1.2 | |
| 13X13 | 1.0 | 4,000 | ○ | – | – | 1.0 | 
| 1.2 | 4,000 | ○ | ○ | ○ | 1.2 | |
| 14X14 | 1.0 | 4,000 | ○ | ○ | – | 1.0 | 
| 1.2 | 4,000 | ○ | ○ | ○ | 1.2 | |
| 16X16 | 1.0 | 5,000 | ○ | ○ | ○ | 1.0 | 
| 1.2 | 5,000 | ○ | ○ | ○ | 1.2 | |
| 1.5 | 5,000 | ○ | ○ | ○ | 2.25 | |
| 6,000 | ○ | – | ○ | |||
| 19X19 | 1.0 | 5,000 | ○ | ○ | – | 1.0 | 
| 1.2 | 5,000 | ○ | ○ | ○ | 1.2 | |
| 1.5 | 5,000 | ○ | ○ | ○ | 2.25 | |
| 6,000 | ○ | – | ○ | |||
| 2.0 | 5,000 | ○ | ○ | – | 3.0 | |
| 20×20 | 1.2 | 5,000 | ○ | ○ | – | 1.2 | 
| 1.5 | 5,000 | ○ | ○ | ○ | 2.25 | |
| 21 X21 | 1.0 | 5,000 | ○ | ○ | – | 1.0 | 
| 1.2 | 5,000 | ○ | ○ | ○ | 1.2 | |
| 1.5 | 5,000 | ○ | ○ | ○ | 2.25 | |
| 22X22 | 1.0 | 5,000 | ○ | ○ | – | 1.0 | 
| 1.2 | 5,000 | ○ | ○ | – | 1.2 | |
| 1.5 | 5,000 | ○ | ○ | ○ | 2.25 | |
| 24×24 | 1.0 | 5,000 | ○ | ○ | ○ | 1.0 | 
| 1.2 | 5,000 | ○ | ○ | ○ | 1.2 | |
| 1.5 | 5,000 | ○ | ○ | ○ | 2.25 | |
| 25X25 | 1.2 | 5,000 | ○ | ○ | ○ | 1.2 | 
| 1.5 | 5,000 | ○ | ○ | ○ | 2.25 | |
| 6,000 | ○ | – | ○ | |||
| 25.4X25.4 | 1.2 | 5,000 | ○ | – | – | 1.2 | 
| 1.5 | 5,000 | – | ○ | – | 2.25 | |
| 28.6X28.6 | 1.2 | 5,000 | – | – | – | 1.2 | 
| 1.5 | 5,000 | ○ | ○ | – | 2.25 | |
| 30X30 | 1.2 | 5,000 | ○ | ○ | ○ | 1.2 | 
| 1.5 | 5,000 | ○ | ○ | ○ | 2.25 | |
| 6,000 | ○ | – | ○ | |||
| 2.0 | 5,000 | ○ | ○ | ○ | 3.0 | |
| 32X32 | 1.2 | 5,000 | ○ | ○ | – | 1.2 | 
| 1.5 | 5,000 | ○ | ○ | ○ | 2.25 | |
| 6,000 | ○ | – | ○ | |||
| 2.0 | 5,000 | ○ | ○ | ○ | 3.0 | |
| 35X35 | 1.2 | 5,000 | ○ | ○ | – | 1.2 | 
| 1.5 | 5,000 | ○ | ○ | ○ | 2.25 | |
| 38.5×38.5 | 1.2 | 5,000 | ○ | – | – | 1.2 | 
| 1.5 | 5,000 | ○ | ○ | ○ | 2.25 | |
| 2.0 | 5,000 | ○ | ○ | – | 3.0 | |
| 40X40 | 1.5 | 5,000 | ○ | ○ | ○ | 2.25 | 
| 6,000 | ○ | – | ○ | |||
| 2.0 | 5,000 | ○ | ○ | ○ | 3.0 | |
| 6,000 | ○ | – | ○ | |||
| 41 X41 | 1.2 | 5,000 | ○ | ○ | – | 1.2 | 
| 1.5 | 5,000 | ○ | ○ | ○ | 2.25 | |
| 6,000 | ○ | – | ○ | |||
| 2.0 | 5000 | ○ | ○ | – | 3.0 | |
| 46X46 | 1.5 | 5000 | ○ | ○ | ○ | 2.25 | 
| 2.0 | 5,000 | ○ | – | – | 3.0 | |
| 50X50 | 1.5 | 5,000 | ○ | ○ | ○ | 2.25 | 
| 6,000 | ○ | – | ○ | |||
| 2.0 | 5,000 | ○ | ○ | ○ | 3.0 | |
| 6,000 | ○ | – | ○ | |||
| 3.0 | 5,000 | ○ | ○ | ○ | 6.0 | |
| 6,000 | ○ | – | ○ | |||
| 60X60 | 1.5 | 5,000 | ○ | ○ | ○ | 2.25 | 
| 6,000 | ○ | – | ○ | |||
| 2.0 | 5,000 | ○ | ○ | ○ | 3.0 | |
| 6,000 | ○ | – | ○ | |||
| 3.0 | 5,000 | ○ | ○ | ○ | 6.0 | |
| 75X75 | 2.0 | 5,000 | ○ | ○ | ○ | 3.0 | 
| 6,000 | ○ | – | ○ | |||
| 3.0 | 5,000 | ○ | ○ | ○ | 6.0 | |
| 100X100 | 2.0 | 5,000 | ○ | ○ | ○ | 3.0 | 
| 6,000 | ○ | – | ○ | |||
| 3.0 | 5,000 | ○ | ○ | ○ | 6.0 | |












