Stainless steel is corrosion resistant but suffers from poor wear resistance Cost of corrosion and wear is $279 billion/year (US)..!

Stainless steel is corrosion resistant but suffers from poor wear resistance Cost of corrosion and wear is $279 billion/year (US)..!

Challenge no 1 N + C Expanite N + C EP 10734902.9 patent application

Expanite N + C Expanded Austenite

Challenge no 2: CrN Expanded austenite! supersaturated solid solution

Challenge no 3:... % 20% NH3 60% NH3 80% NH3 100% NH3 Increasing nitriding potential

ExpaniteLow-T : 380-470 Expanded Austenite Austenitic Duplex Martensitic Ferritic : 900-1800 HV : 10-45µm

ExpaniteLow-T Up to 1500HV austenitic N C N + C Up to 40µm

+ N EXPANITE Nitrocarburizing Carburizing Nitriding C

Expanite GDOES Glow Discharge Optical Emission Spectroscopy 9.0# 8.0# Carbon# Nitrogen# Carbon# Nitrogen# 9.0# 7µm 15µm 8.0# 7.0# 7.0# Content&[wt%]& 6.0# 5.0# 4.0# 3.0# 2.0# Content&[wt%]& 6.0# 5.0# 4.0# 3.0# 2.0# 1.0# 1.0#.0# 0# 5# 10# 15# 20# Depth&[µm]&.0# 0# 5# 10# 15# 20# Depth&[µm]& Expenite Low-T 7μm 15μm wt%

Expanite / / /

ExpaniteHigh-T / : 1000-1200 Austenitic Duplex Martensitic Ferritic : 300-750 HV : 1-2 mm

ExpaniteHigh-T High-T Up to 700HV N Up to 2mm

ExpaniteHigh-T g Cr 2 N c Transgranular h Grain Boundary Cellular

ExpaniteHigh-T ExpaniteHigh-T Critical range!! g Cr 2 N Grain Boundary c Transgranular h Cellular

ExpaniteHigh-T Expanded austenite! Nitrogen martensite Austenite + ferrite Carbon martensite

ExpaniteHigh-T

ExpaniteHigh-T 0.3mm 630 HV +24h in Fe3Cl +72h in salt spray

SuperExpanite + ExpaniteHigh-T ExpaniteLow-T PA 2011 70208 patent application

SuperExpanite Low-T High-T N + C N duplex Low-T High-T

SuperExpanite Low-T High-T 316 clad

Expanite Operational since February 2012

ExpaniteLow-T Installation Expanite : - - - Expanite : - - day-to-day - * Predecessor to the actual Seco unit

12% sodium hypochlorite 24 Hours 24 Hours

Expanite polarization curves SUPEREXPANITE% EXPANITE%HIGH!T% 316%reference% 1200.0% 1000.0% Poten&al)[mV]) 800.0% 600.0% 400.0% 200.0%.0% 1E!08%0.0000001%0.000001%0.00001% 0.0001% 0.001% 0.01% 0.1% 1% 10%!200.0%!400.0% Current)[mA/cm²])

Expanite Challenge no 1: Challenge no 2: Challenge no 3: /

Expanite

Expanite the company Established in 2010 based on ongoing research since 2000 at The Technical University of Denmark, by: Prof. Marcel Somers Dr. Thomas Christiansen Dr. Thomas Strabo Hummelshøj Company culture driven by: Being a game-changer: - On-site - Cleanliness - Tailoring +20 publications on the subject of lowtemperature surface hardening

Technical University Denmark - anno 2009

Moving to Scion DTU anno 2010

Moving to Hillerød anno 2012

Expanite 2013 10 600m 2 ETC-Hillerød (Expanite Treatment Center) R&D facility incl. laboratory and experimental furnaces ISO9001 certified end 2013

Expanite

/ / ExpaniteHigh-T ExpaniteLow-T SuperExpanite /

FATIGUE CORROSION SCRATCH WEAR

Expanite 2013 11 Expanite Treatment Center On-site Day to day

NOT one process fits all but some processes fits all

EXPANITE FASTER - BETTER - LESS EXPENSIVE web: Expanite.com email: info@expanite.com

Clevis guide Aisi 316 : 12kg / : SuperExpanite

Aisi 304 : SuperExpanite : 15µm

Aisi 304 : SuperExpanite : 21µm

/ Aisi 303 : SuperExpanite No. Hardness HV 0.05mm 1 1212 2 1374 3 1242 4 1428 5 1410

- non-stainless : : ExpaniteLow-T 1.1274 : 220HV ExpaniteLow-T : 710HV 1.0762/ETG 100

Tantaline + Expanite Challenge: Tantaline : ExpaniteHigh-T : 220HV ExpaniteHigh-T : 1010HV

Bushing AISI 316

/ - duplex : : ExpaniteHigh-T : 10 ExpaniteHigh-T : 5

/

SuperExpanite Formation of nitrides! Coldworked material 250 350 HV Cold-worked material

SuperExpanite Nitrogen in bulk SuperExpanite 250-320 HV SuperExpanite

SuperExpanite aisi 316 SuperExpanite 1000+ hours

Self tapping screw Challenge: 2 : : ExpaniteHigh-T Stainless steel Non-stainless hardened steel

800# 750# Hardness( 700# 650# 600# 550# 500# 450# 400# 350# 300# 0# 0.5# 1# 1.5# 2# 2.5# Distance(from(surface[mm](

800# 750# 700# 650# Hardness( 600# 550# 500# 450# 400# 350# High-T 300# 0# 0.5# 1# 1.5# 2# 2.5# Distance(from(surface[mm](

104-0061 7-13-8 2 TEL 03-3545-2881 FAX 03-3543-8865 www.arbrown.com