K M D Steel And Tube is the highly acclaimed manufacturers, stockists, supplier & exporter for SS 317/317L Buttweld Fittings. The Alloy 317/317L is a low carbon corrosion safe austenitic chromium-nickel-molybdenum Stainless Steel. These SS 317/317L Buttweld Fittings consists of features like high tensile strength, good dimensional accuracy, sturdiness, excellent surface finishes, withstanding heavy loads, corrosion resistant & more. These Buttweld Fittings are made of best quality raw material and do match national & international quality standard and this helps us to have high demand in the market from our customers. The Buttweld Fittings are made in different shapes, size & dimensions and are delivered to customers as per their need & requirement. These Fittings are sold at market oriented & customer friendly prices. When it comes to packaging it is done with great care because we know the challenges faced while import & export of product hence we make sure that the products are delivered in good conditions without any harm.
Grade | SS 317(UNS S31700) SS 317L (UNS S31703) |
---|---|
Werkstoff Nr | 317 / 1.4449 317L / 1.4438 |
Dimension Std. | ASME/ANSI B16.9, ASME B16.28, MSS-SP-43 |
Specification | ASTM A403 / ASME SA403 |
Size | ½” NB – 48” NB |
Thickness | SCH 10 – SCH XXS |
Type | Seamless / ERW / Welded / Fabricated |
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
---|---|---|---|---|---|---|---|---|---|
317 | 0.08 max | 2 max | 1 max | 0.040 max | 0.03 max | 18 – 20 | 3 – 4 | 11 – 14 | - |
317L | 0.035 max | 2 max | 1 max | 0.040 max | 0.03 max | 18 – 20 | 3 – 4 | 11 – 15 | - |
Density | 8.0 g/cm3 |
---|---|
Melting Point | 1454 °C (2650 °F) |
Tensile Strength | Psi – 75000 , MPa – 515 |
Yield Strength (0.2%Offset) | Psi – 30000 , MPa – 205 |
Elongation | 35 % |
Physical Properties (Room Temperature) |
||
---|---|---|
Specific Heat (0-100°C) |
500 |
J.kg-1.°K-1 |
Thermal Conductivity |
14.6 |
W.m -1.°K-1 |
Thermal Expansion |
16.5 |
mm/m/°C |
Modulus Elasticity |
193 |
GPa |
Electrical Resistivity |
7.4 |
μohm/cm |
Density |
7.99 |
g/cm3 |