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Welded Stainless Steel Pipes With Material 304 / 316L,ASTM A249 For Heat Exchanger
Quick detail:
·Product Name:Stainless Steel Pipes
·Standard: ASME SA249 / ASTM A249
·Grade: 304, 316L
·Outer Diameter : 6.00mm-101.6mm
·Wall thickness : 0.30mm-2.5mm
·Length: max.40000mm or Custom
·Surface finish: Bright Annealing, Anneal and Pickled
·Manufacture technology: TIG Welded
Description:
Material:
| Grade | Chemical Composition(%) | Remark | |||||||||
| C≤ | Mn≤ | P≤ | S≤ | Si≤ | Cr | Ni | Mo | N | Cu | ||
| 304 | 0.08 | 2.00 | 0.045 | 0.030 | 0.75 | 18.0~20.0 | 8.0~10.50 | 0~0.1 | |||
| 304L | 0.030 | 2.00 | 0.045 | 0.030 | 0.75 | 18.0~20.0 | 8.0~12.0 | 0~0.1 | |||
| 316 | 0.08 | 2.00 | 0.045 | 0.030 | 0.75 | 16.0~18.0 | 10.0~14.0 | 2.0~3.0 | 0~0.1 | ||
| 316L | 0.030 | 2.00 | 0.045 | 0.030 | 0.75 | 16.0~18.0 | 10.0~14.0 | 2.0~3.0 | 0~0.1 | ||
Standards:
| SA249 Standard Specification For Welded Austenitic Steel Boiler,Superheater, Heat-Exchanger And Condenser Tubes. | ||
| Item | Contents | Requirements |
| 1 | Chemical Composition | Acc.to SA249 and SA480 |
| 2 | Welding method | TIG Welding |
| 3 | Materail | TP304, TP304L, TP304H, TP310S, TP316, TP316L, TP316TI, TP316H, TP317L, TP321 |
| 4 | Straightness | 0.8mm/900mm |
| 5 | Tolerance | OD acc.to A1016/A1016M,WT +/-10% |
| 6 | Heat Treatment | Bright Annealing Temperature 1040 |
| 7 | Mechanical Property | Mechanical Property:Enlongation 45%-65% Expansion Test:Acc.To ASTM A249 & ASTM A1016 Flange Test: Acc.To ASTM A249 & ASTM A1016 Flattening Test: Acc.To ASTM A249 & ASTM A1016 Hardness:HRB 75-90 |
Competitive Advantage:
We Are Manufactuer Which Are Approved With ISO 9001-2008 and Manufacture License of Pressure Tube.
