254SMO (UNS S31254) austenitic stainless steel plate, sheet, strip, pipe, tube, factory direct sale,with high quality and good price
- Introduction
- 254SMO is an austenitic stainless steel, similar to alloy 904L, but with increased molybdenum and nitrogen contents, to be used in seawater, oil and gas piping systems on offshore production platforms and other aggressive chloride bearing media. With an excellent resistant to pitting, crevice corrosion and to stress-corrosion cracking.
- Characters
- l Excellent resistance to pitting and crevice corrosion
- l High resistance to general corrosion
- l High resistance to stress corrosion cracking
- l Higher strength than conventional austenitic stainless steels
- l Good weldability
- Applications
- l Seawater handling equipment
- l Pulp mill bleach systems
- l Tall oil distillation columns and equipment
- l Chemical processing equipment
- l Food processing equipment
- l Desalination equipment
- l Flue gas desulfurization scrubbers
- l Oil and Gas production equipment
- Equal grades
- UNS S31254,EN Number 1.4547,EN Name X1CrNiMoCuN20-18-7,W.Nr. 1.4529*(close replacement),F44(ASTM A182/A 182M)
- Chemical composition (%)
- C≤0.020,Si≤0.80,Mn≤1.00,P≤0.030,S≤0.010,Cr=19.5~20.5,Ni=17.5~18.5,Mo=6.0~6.5,N=0.18~0.22, Cu=0.50~1.00,Fe=remainder
- Standards
- Seamless pipe: ASTM A269, A213, A312, NFA 49-217, EN 10216-5
- Welded pipe: ASTM A249, A269 , A312, A358, A409
- Fitting: ASTM A182
- Bar & rod: ASTM A276, A479, EN 10088-3
- Forging: ASTM A473
- Forms available at A-one Alloy
- Plate, sheet, strip, pipe, tube
- Delivery
- Please confirm with A-one Alloy.
254 SMO is trademarks of OutokumpuStainless.
