ASTM A312 Seamless Stainless Steel Tubes , TP317 TP317L Precision Stainless Steel Tubing
Brand Name:Joyruns
Certification:ISO9001
Model Number:6mm to 760mm
Minimum Order Quantity:2Tons
Delivery Time:30days
Payment Terms:L/C, T/T
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ASTM A312 TP317/TP317L Seamless High Precision Stainless Steel Heat exchanger Tube
Austenitic grade 317l Stainless Steel Tubing covered under specification ASTM A213 is designed to be a part of systems involving the use of either steel boiler, superheater, or heat-exchanger tubes. The L after grade 317 indicates that the SA 213 Tp 317l is a lower carbon-containing alloy.
TP317 Stainless Steel tubing composition
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
317 | min. | – | – | – | – | – | 18.0 | 3.0-4.0 | 11.0 | – |
max. | 0.08 | 2.0 | 1.0 | 0.040 | 0.030 | 20.0 | 14.0 | – | ||
317L | min. | – | – | – | – | – | 18.0 | 3.0-4.0 | 11.0 | – |
max. | 0.08 | 2.0 | 1.0 | 0.040 | 0.030 | 20.0 | 15.0 | – | ||
TP317 Stainless Steel Tube mechanical properties
Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
Rockwell B (HR B) max | Brinell (HB) max | ||||
317 | 515 | 205 | 35 | 75 | 205 |
317L | 515 | 205 | 35 | 75 | 205 |
Equivalent Grades for TP317 Stainless Steel Tube
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| SS 317 | 1.4449 | S31700 | SUS 317 | – | – | – | – |
| SS 317L | 1.4438 | S31703 | SUS 317L | – | – | – | X2CrNiMo18-15-4 |
Stainless Steel 317/317L Tube Physical Properties
| Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (m/m/0C) | Thermal Conductivity (W/m.K) | Specific Heat 0-1000C (J/kg.K) | Electrical Resistivity (n.m) | |||
| 0-1000C | 0-3150C | 0-5380C | at 1000C | at 5000C | |||||
| 317 | 8000 | 193 | 17.2 | 17.8 | 18.4 | 16.2 | 21.5 | 500 | 720 |
Hydraulic Testing & ECT Testing
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ASTM A312 Seamless Stainless Steel Tubes , TP317 TP317L Precision Stainless Steel Tubing
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