1 / 2 Inch Sanitary Tube , ASTM A269 / ASME SA269 With Polished
Surface
Grade
| TP 304; TP304H; TP304L; TP316; TP316L; TP 321;TP321H; TP317L;
TP310S; TP347H |
Standard
| ASTM A213, ASTM A 269, ASTM A 270,EN10216-5; ASTM B 622;ASTM
B516;ASTM A789, etc |
| Size | OD:3.18-101.6mm |
| WT:0.5-20mm |
| Length:Max.12M |
| Advantage | Superior surface finish ,better mechanical property; more precise
dimension; perfect inspection method and inspection equipment |
| Application | Boiler tube applies to petroleum,chemical industry,electric
power,boiler,high temperature resistant,low temperature resistant,corrosion resistant.The size
can be made according to the customers requirements.High pressure boiler pipe applies to
container,petrochemical and so on.Note:Generally,high pressure boiler pipe’s working
pressure above 9.88Mpa and working temperature between 450 to 650. |
| Package | Plastic in both ends, then packed in iron case |
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 )
ASTM A269 Chemical Composition :
| Elements | 304L(wt%) S30403 | 304(wt%) S30400 | 316L (wt%) S31603 | 316 (wt%) S31600 |
| (C) Carbon, max | 0.035 | 0.08 | 0.035 | 0.08 |
| (Mn) Manganese, max | 2 | 2 | 2 | 2 |
| (P) Phosphorus, max | 0.045 | 0.045 | 0.045 | 0.045 |
| (S) Sulfur, max | 0.03 | 0.03 | 0.03 | 0.03 |
| (Si) Silicon, max | 1 | 1 | 1 | 1 |
| (Ni) Nickel | 8.0 - 12.0 | 8.0 - 11.0 | 10.0 - 14.0 | 10.0 - 14.0 |
| (Cr) Chromium | 18.0 - 20.0 | 18.0 - 20.0 | 16.0 - 18.0 | 16.0 - 18.0 |
| (Mo) Molybdenum | N/A | N/A | 2.0 - 3.0 | 2.0 - 3.0 |
| (Fe) Iron | Bal. | Bal. | Bal. | Bal. |
| (Cu) Copper | N/A | N/A | N/A | N/A |
| (N) Nitrogen | N/A | N/A | N/A | N/A |
