Stainless Steel Square / Rectangular Tubes
Stainless Steel Square Tubes (Polished / Matt Finish)
Process method: Cold drawn/welded
Material: 304/L/H, 316/L/H/TI, 321/H, 347/H, 317/LM/LMN, 309S/H, 310S/H,SAF2205 (S31803), SAF2507 (S32750), 904L...
Standard: ASTM, ASME, GOST, JIS, DIN, EN .....
Finish Condition: Pickled, annealed, polished
Application: construction, upholstery instrument.
Packing: As required
Specifications: CNS 5802, JIS G3446 and
ASTM A554
| O.D. | Thickness(mm) |
| in | mm | 0.7 | 0.8 | 0.9 | 1.0 | 1.2 | 1.5 | 2.0 | 2.5 | 3.0 | 4.0 | 5.0 |
| 1/2" x 1/2" | 12.7 x 12.7 | X | X | X | X | X | | | | | | |
| 5/8" x 5/8" | 15.9 x 15.9 | X | X | X | X | X | X | | | | | |
| | 18.0 x 18.0 | X | X | X | X | X | X | X | | | | |
| 3/4" x 3/4" | 19.0 x 19.0 | X | X | X | X | X | X | X | | | | |
| | 20.0 x 20.0 | X | X | X | X | X | X | X | | | | |
| 7/8" x 7/8" | 22.2 x 22.2 | X | X | X | X | X | X | X | | | | |
| 1" x 1" | 25.4 x 25.4 | X | X | X | X | X | X | X | X | X | | |
| | 30.0 x 30.0 | X | X | X | X | X | X | X | X | X | | |
| 1 1/4" x 1 1/4" | 31.8 x 31.8 | | X | X | X | X | X | X | X | X | | |
| 1 1/2" x 1 1/2" | 38.1 x 38.1 | | X | X | X | X | X | X | X | X | | |
| | 40.0 x 40.0 | | | X | X | X | X | X | X | X | | |
| | 50.0 x 50.0 | | | X | X | X | X | X | X | X | | |
| 2" x 2" | 50.8 x 50.8 | | | X | X | X | X | X | X | X | | |
| | 60.0 x 60.0 | | | | | | | X | X | X | | |
| | 70.0 x 70.0 | | | | | | | X | X | X | | |
| | 80.0 x 80.0 | | | | | | | X | X | X | X | X |
| | 90.0 x 90.0 | | | | | | | X | X | X | X | X |
| | 100.0 x 100.0 | | | | | | | X | X | X | X | X |
Tolerance:
| Item |
Side |
Thickness |
Diagonal |
Radii of Corners |
Straightness |
Length |
Flatness |
ASTM
A554 | <31.8mm±0.38mm |
±10% |
≤0.4mm |
≤2.5mmR |
≤10mm/ 6M |
+50mm-0mm |
±0.15mm |
| 31.8mm~63.5mm±0.51mm |
| ≥63.5mm±0.76mm |
ASTM-Standards:
Iron and Steel Products Steel Piping, Steel Tubing, Fittings
| ASTM A1016-04a |
Standard Specification for General Requirements for Ferritic Alloy Steel, Austenitic Alloy Steel, and Stainless Steel Tubes |
| A 213 / A 213M-09 |
Seamless ferritic and austenitic alloy steel boiler, superheater and heat exchanger tubes |
| A 268 / A 268M |
Seamless and welded ferritic and martensitic stainless steel tubing for general service |
| A 269 / A 269M |
Seamless and welded austenitic stainless steel tubing for general service |
| A 312 / A 312M-09 |
Seamless and welded austenitic stainless steel pipes |
| A 450 / A 450M-03 |
Standard Specification for General Requirements for Carbon, Ferritic Alloy, and Austenitic Alloy Steel Tubes |
| A 511 |
Seamless stainless steel mechanical tubing |
| A 789 / A 789M |
Seamless and welded ferritic-austenitic stainless steel tubing for general service |
| A 790 / A 790M-08 |
Seamless and welded ferritic-austenitic stainless steel pipe |
| U Bend Tubes |
Standards for U bend Stainless Steel Tubes for Heat Exchanger |
*Note: Section Two: Nonferrous Metals Nickel, Cobalt, Lead, Tin, Zinc, Cadmium, Precious, Reactive, Refractory Metals and Alloys; Materials for Thermostats, Electrical Heating and Resistance Contacts, and Connectors
ASME-Standards :
ASME Boiler Pressure Code Section II Part A - Ferrous Material Specification
| SA 213 / SA 213M |
Seamless ferritic and austenitic alloy steel boiler, superheater and heat exchanger tubes |
| SA 268 / SA 268M |
Seamless and welded ferritic and martensitic stainless steel tubing for general service |
| SA 269 / SA 269M |
Seamless and welded austenitic stainless steel tubing for general service |
| SA 312 / SA 312M |
Seamless and welded austenitic stainless steel pipes |
| SA 511 |
Seamless stainless steel mechanical tubing |
| SA 789 / SA 789M |
Seamless and welded ferritic-austenitic stainless steel tubing for general service |
| SA 790 / SA 790M |
Seamless and welded ferritic-austenitic stainless steel pipe |
UNI-Standards :
Stainless and heat resisting steels
| UNI 6904 |
Seamless tubes of special alloyed corrosion and heat resisting stainless tubes |
GOST-Standards :
Stainless steels
| GOST 9940 |
Seamless stainless steel tubes, hot finished |
| GOST 9941 |
Seamless stainless steel tubes, cold and hot finished |
| TU 14-3-460 |
Seamless Steel Pipes for Steam Boilers and Pipelines |
European-Standards :
Stainless steels
| EN 10216-5* |
Seamless steel tubes for pressure purposes |
| EN ISO 1127 |
Seamless stainless steel tubes (Dimensions and weights) |
*Note: This European standard is replacing old national standards for pressure purpose (DIN 17458 DIN 17459 NFA 49117 NFA 49217 NFA 49218 BS 3605 BS 3605-1 etc…
All European standards have their own national designation (example NF EN 10216-5 DIN EN 10216-5 BS EN XXXXX UNI EN XXXXX ..)
