Stainless Steel 317L Composition

317/L Stainless Steel Chemical 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

Stainless Steel 317/L 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

Stainless Steel 317/L 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 15.9 16.2 17.0 14.2 18.7 500 740
317L 8000 193 15.9 16.2 17.0 14.2 18.7 500 740

Stainless Steel 317L Equivalent

Equivalent Grades for 317/L Stainless Steel

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

FASTWELL is a specialist for 317L stainless steel, high nickel steel, alloy steel, carbon steel Seamless, ERW, welded, Fabricated Pipes and Tubes and stockholder of thousands of tons of constantly available stock throughout the year. We are one of the most established steel pipes and tube exporters in Indian as well as in foreign Market.
UNS S31703, JIS SUS 317L, EN X2CrNiMo18-15-4, WERKSTOFF NR. 1.4438, shows excellent mechanical properties Tensile Strength (MPa) min 515, Yield Strength 0.2% Proof (MPa) min 205, Elongation (% in 50mm) min 35, Hardness Rockwell B (HR B) max 75, Brinell (HB) max 205.
317L SS varying sizes in inches 1/8″NB TO 30″NB IN, Schedule SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS, with ends Plain End, Beveled End, Treaded, Chemical composition is 0.035 max Carbon, 2 max Manganese, 1 max Silicon, 0.040 max Phosphorous, 0.03 max Sulfur, 18-20 Chromium, 3-4 molybdenum, 11-15 Nickel.
Here’s the list of reasons why you should choose FASTWELL while buying 317L Stainless Steel pipes and tubes-

  • Fast Response and rapid delivery
  • Test reports as per American Petroleum Institute specification and PED approved
  • High pressure sustainability
  • Test certificate from ISO 17025 Standards Laboratory
  • Same day shipping of the goods
  • Impeccable surface finish
  • Product replacement warranty
  • Support and service Post sales
  • World class buying experience
  • Product-rich inventory
  • Stringent Quality Testing and Control
  • 3rd Party inspection