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317L is a molybdenum-bearing steel that offers a higher stress-to-rupture, creep, and tensile strength at elevated temperatures. 317L is a low carbon version of 317 and is non-magnetic in the annealed condition. 317L can often be found in pulp and paper plants, food processing plants, chemical and petrochemical processing equipment, and textile equipment.

Forms in Stock

317L Specifications

UNS 31703

Welded Pipe 6″-14″ 10s, 40s ASTM/ASME 312
Smls Pipe ½”-8″ 10s, 40s, 80s ASTM/ASME 312
B/W Fittings ½”-12″ 10s, 40s, 80s ASTM/ASME 403
Flanges ½”-12″ 150#, 300# ASTM/ASME 182

Limiting Chemical Composition, %

Ni…11.0-15.0 Si…1.0 max.
Cr…18.0-20.0 S…..0.03 max.
C…..0.035 max. P…..0.040 max.
Mn…2.0 max.
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