Stainless Steel Tube Data
stainless steel Tube Data
Chemical Composition
| AISI Type | Chemistry-Percent | Typical Characteristics | |||||||
|---|---|---|---|---|---|---|---|---|---|
| C | Mn | P | S | SI | CR | NI | Other | ||
| 304 | 0.08 max | 2.00 max | 0.040 max | 0.030 max | .075 max | 18.00-20.00 | 8.00-11.00 | - | General purpose "300" series grade for tubing applications. |
| 304L | 0.035 max | 2.00 max | 0.040 max | 0.030 max | 0.75 max | 18.00-20.00 | 8.00-13.00 | - | Low carbon type 304 where greater resistance to carbide precipitation is desired. |
| 304H | 0.04-0.10 | 2.00 max | 0.040 max | 0.030 max | 0.75 max | 18.00-20.00 | 8.00-11.00 | - | Carbon modified for improved high temperature strength. |
| 310 | 0.15 max | 2.00 max | 0.040 max | 0.030 max | 0.75 max | 24.00-26.00 | 19.00-22.00 | - | High resistance to scaling and oxidation up to 2000°F. |
| 316 | 0.08 max | 2.00 max | 0.040 max | 0.030 max | 0.75 max | 16.00-18.00 | 11.00-14.00 | Mo 2.00-3.00 | Better corrosion resistance than type 304 in reducing media. Good hi-temp strength. |
| 316L | 0.035 max | 2.00 max | 0.040 max | 0.030 max | 0.75 max | 16.00-18.00 | 10.00-15.00 | Mo 2.00-3.00 | Low carbon type 316 where greater resistance to carbide precipitation is desired. |
| 316H | 0.04-0.10 | 2.00 max | 0.040 max | 0.030 max | 0.75 max | 16.00-18.00 | 11.00-14.00 | Mo 2.00-3.00 | Carbon modified for improved temperature strength. |
| 317 | 0.08 max | 2.00 max | 0.040 max | 0.030 max | 0.75 max | 18.00-20.00 | 11.00-14.00 | Mo 3.00-4.00 | Similar to type 316 but with better corrosion resistance and creep strength. |
| 321 | 0.08 max | 2.00 max | 0.040 max | 0.030 max | 0.75 max | 17.00-20.00 | 9.00-13.00 | Ti 5XC-0.60 | Titanium stabilized against carbide precipitation. Similar properties to type 304. |
| 347 | 0.08 max | 2.00 max | 0.040 max | 0.030 max | 0.75 max | 17.00-20.00 | 7.00-13.00 | Gb + Ta 10XC-1.00 | Columbium and tantalum stabilized against carbide precipitation. |
| 21-6-9 | 0.04 max | 8.00 max | 0.060 max | 0.030 max | 1.00 max | 19.00-21.50 | 5.50-7.50 | N 0.15-0.40 | High strength-to-weight ratio. Good corrosion resistance. |
| 416 | 0.15 max | 1.25 max | 0.060 max | 0.15 max | 1.00 max | 12.00-14.00 | - | - | Hardenable by heat treatment. Free machining. Moderate corrosion resistance. |
Mechanical Properties
| Type | Temper | Nominal Mechanical Properties | |||
|---|---|---|---|---|---|
| Tensile PSI | Yield PSI | Elong. % In 2" | Rockwell Hardness | ||
| 304 | Annealed | 85,000 | 35,000 | 55 | RB80 |
| 1/8 Hard | 105,000 | 75,000 | 20 | RB95 | |
| 304 L | Annealed | 80,000 | 30,000 | 55 | RB75 |
| 1/8 Hard | 105,000 | 75,000 | 20 | RB95 | |
| 304H | Annealed | 85,000 | 35,000 | 55 | RB80 |
| 310 | Annealed | 95,000 | 45,000 | 45 | RB85 |
| 316 | Annealed | 85,000 | 35,000 | 50 | RB80 |
| 316L | Annealed | 80,000 | 30,000 | 50 | RB75 |
| 316H | Annealed | 85,000 | 35,000 | 50 | RB80 |
| 317 | Annealed | 90,000 | 40,000 | 45 | RB85 |
| 321 | Annealed | 90,000 | 35,000 | 55 | RB80 |
| 1/8 Hard | 105,000 | 75,000 | 20 | RB95 | |
| 347 | Annealed | 95,000 | 40,000 | 50 | RB85 |
| 21-6-9 | Annealed | 100,000 | 60,000 | 45 | RB90 |
| 1/8 Hard | 142,000 | 120,000 | 20 | RC30 | |
| 416 | Annealed | 75,000 | 35,000 | 20 | RB95 |
The information and data presented herein are typical or average values and are not a guarantee of maximum or minimum values. Applications specifically suggested for material described herein are made solely for the purpose of illustration to enable the reader to make his own evaluation and are not intended as warranties, either express or implied, of fitness for these or other purposes.
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