TP347 And DIN1.4550 Sanitary Tube Dual Standard , ASTM A269 / ASTM
A213 , Outside Polish And Cold Drawn
Bright annealed sanitary tube has very clean inner surface . MTSCO
has our own high technology , when tubes have been produced they
already have cleaned inner surface , even though we haven’t cleaned
them . Of cause , we’ll do clean later . So when we finished clean
process , the tubes are totally clean enough !
In order to keep the inside surface of tube clean and make it free
from deburring , our company develops the unique and special
technology --- Sponge Washing with high pressure . And we have
complete after-sale service to deal with the problems in time .
Welcome to contact !
Application :
1 . General service industries ( petroleum , food , chemical ,
paper , fertilizer , fabric , aviation and nuclear )
2 . Fluid , gas and oil transport
3 . Pressure and heat transmission
4 . Construction and ornament
5 . Boiler and heat exchangers
6 . Decorative usage ( road lamp facilities , bridge handrail ,
expressway railing , bus stop , airport and gymnasium )
| Size | OD Inches | ID Inches |
| | | SCH 5 | SCH 10 | SCH 40 | SCH 80 | SCH 160 |
| 1/2 ″ | .84 ″ | 0.71 ″ | .92 ″ | .622 ″ | .546 ″ | 0.464 ″ |
| 3/4 ″ | 1.05 ″ | .920 ″ | .884 ″ | .828 ″ | .742 ″ | 0.612 ″ |
| 1 ″ | 1.315 ″ | 1.185 ″ | 1.097 ″ | 1.049 ″ | .957 ″ | .815 ″ |
| 1 1/2 ″ | 1.9 ″ | 1.77 ″ | 1.682 ″ | 1.610 ″ | 1.50 ″ | 1.338 ″ |
| 2 ″ | 2.375 ″ | 2.245 ″ | 2.157 ″ | 2.067 ″ | 1.939 ″ | 1.687 ″ |
| 3 ″ | 3.5 ″ | 3.334 ″ | 3.760 ″ | 3.068 ″ | 2.901 ″ | 2.624 ″ |
| 4 ″ | 4.5 ″ | 4.334 ″ | 4.26 ″ | 4.026 ″ | 3.726 ″ | 3.438 ″ |
| Material | ASTM A269 Chemical Composition % Max |
| C | Mn | P | S | Si | Cr | Ni | Mo | N B | Nb | Ti |
| TP304 | 0.08 | 2 | 0.045 | 0.03 | 1 | 18.0-20.0 | 8.0-11.0 | ^ | ^ | ^ . | ^ |
| TP304L | 0.035 | 2 | 0.045 | 0.03 | 1 | 18.0-20.0 | 8.0-12.0 | ^ | ^ | ^ | ^ |
| TP316 | 0.08 | 2 | 0.045 | 0.03 | 1 | 16.0-18.0 | 10.0-14.0 | 2.00-3.00 | ^ | ^ | ^ |
| TP316L | 0.035 D | 2 | 0.045 | 0.03 | 1 | 16.0-18.0 | 10.0-15.0 | 2.00-3.00 | ^ | ^ | ^ |
| TP321 | 0.08 | 2 | 0.045 | 0.03 | 1 | 17.0-19.0 | 9.0-12.0 | ^ | ^ | ^ | 5C -0.70 |
| TP347 | 0.08 | 2 | 0.045 | 0.03 | 1 | 17.0-19.0 | 9.0-12.0 | | | 10C -1.10 | ^ |
