316 / 316L Stainless Steel Pipe
ASTM A269 TP316 is a high strength, high corrosion resistance stainless steel pipe with several advantages:
1. Corrosion resistance: ASTM A269 TP316 is made of a variety of alloying elements such as nickel, molybdenum and chromium, which has good corrosion resistance and can maintain stable chemical properties in harsh environments such as acid and alkali for a long time.
2. High temperature resistance: ASTM A269 TP316 also has good oxidation resistance and heat resistance under high temperature environment, and can withstand pressure and load under high temperature.
3. High strength: Because ASTM A269 TP316 contains a variety of alloying elements in its material, its strength and hardness are significantly higher than other ordinary stainless steel pipes, and it has better compression resistance.
4. Good machinability: The machinability of ASTM A269 TP316 is also very good, and it is easy to cut, bend, cold bend and other operations in the manufacturing and processing process to manufacture pipe fittings of various shapes and sizes.
5. Wide application: The excellent performance of ASTM A269 TP316 makes it widely used in chemical, pharmaceutical, food and aerospace and other fields, becoming the first choice in many industries.
In short, ASTM A269 TP316, as a high-performance stainless steel pipe, has a number of excellent physical and chemical properties, suitable for a variety of applications, has important economic and social significance.
316/316L stainless steel pipe can withstand elevated temperatures longer than grade 304/304L, has better corrosion resistance, and offers excellent weldability. It has many applications:
Chemical: chemical containers, pressure vessels, and industrial equipment
Water treatment: woven or welded screens for water filtration
Pulp and paper: used in paper machines to avoid iron contamination.
Automotive: threaded fasteners, springs, and furnace parts
Medical: medical equipment and orthopedic implants
Dental: dental implants, orthodontic appliances, and various dental instruments
Semiconductor: semiconductor manufacturing equipment and cleanroom environments
Food processing: food preparation surfaces, equipment, and appliances
Aerospace: aircraft structures, fasteners, turbine blades, and exhaust systems
| Weight % | C | Mn | P | S | Si | Cr | Ni | Mo |
|---|---|---|---|---|---|---|---|---|
| 316 | .08 | 2.00 | .045 | .030 | 1.00 | 16.0-18.0 | 11.0-14.0 | 2.0-3.0 |
| 316L | .035 | 2.00 | .045 | .030 | 1.00 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 |
| Grade | Tensile | ||||
|---|---|---|---|---|---|
| Ultimate/Min | Yield/Min | Elongation/Min | |||
| KSI | MPA | KSI | MPA | % | |
| 316 | 75 | 515 | 30 | 205 | 35 |
| 316L | 70 | 485 | 25 | 170 | 35 |
Physical Component of 150# ANSI SS 316L Seamless Tubes
| 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) | |||
|---|---|---|---|---|---|---|---|---|---|
| 0-100°C | 0-315°C | 0-538°C | at 100°C | at 500°C | |||||
| 316L | 8000 | 193 | 15.9 | 16.2 | 17.5 | 16.3 | 21.5 | 500 | 740 |
Stainless Steel DIN 1.4436 Welded Tubes Equivalent
| UNS Designation & International Equivalent | ||||||||
|---|---|---|---|---|---|---|---|---|
| Type | UNS | JIS | EN/DIN | EN/BS | EN/NF | ISO | GB | GOST |
| 316L | S31603 | SUS316L | X2CrNiMo18-14-3 | 316S13 | X2CrNiMo17-12-2 | 19 | 00Cr17Ni14Mo2 | 03KH17H14M2 |
Tolerance table of SS DIN 1.4436 Square Pipe
| Stainless Steel 316L Pipe OD | ASTM A312 TP316L Pipe Tolerance |
|---|---|
| 4 to 35mm | +/- 0.08mm |
| 35 to 38mm | +/- 0.15mm |
| 38 to 60mm | +/- 0.20mm |
| 60 and above | +/- 0.25mm |
SS UNS S31603 Pipes Pressure Rating
| Pipe O.D. (in.) |
Wall Thickness of Pipe/Tube (inches) | |||||||
|---|---|---|---|---|---|---|---|---|
| .028 | .035 | .049 | .065 | .083 | .095 | .109 | .120 | |
| Working Pressure (psig) | ||||||||
| 1/8 | 7900 | 10100 | ||||||
| 1/4 | 3700 | 4800 | 7000 | 9500 | ||||
| 5/16 | 3700 | 5400 | 7300 | |||||
| 3/8 | 3100 | 4400 | 6100 | |||||
| 1/2 | 2300 | 3200 | 4400 | |||||
| 3/4 | 2200 | 3000 | 4000 | 4600 | ||||
| 1 | 2200 | 2900 | 3400 | 3900 | 4300 | |||
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