1. Specialty Steel Products ESP Specialty Steel Products Commitment to our Customers

2. Why Stainless Steel? Corrosion Resistance Corrosion Resistance Mechanical Properties Mechanical Properties High Temperature Properties High Temperature Properties Low Temperature Properties Low Temperature Properties Physical Properties Physical Properties Ease of Fabrication Ease of Fabrication Appearance Appearance Life Cycle Cost Life Cycle Cost

3. What makes steel stainless? Chromium: corrosion & scaling resistance Chromium: corrosion & scaling resistance Carbon: hardness Carbon: hardness Nickel: acid corrosion resistance Nickel: acid corrosion resistance Molybdenum: pitting corrosion resistance Molybdenum: pitting corrosion resistance Sulfur: machinability Sulfur: machinability Nitrogen, Manganese, Aluminum, Copper, Columbium, Silicon, Titanium, Calcium, Selenium

4. Stainless Applications by Grade 303: Shafts, fittings, screws, nuts, bolts 304/L: Welding, valves, fittings, flanges, shafts 316/L: Marine applications, pumps, shafts, gears, valves, fittings 410: Valves, pumps, knives, fasteners, hand tools 416: Screw machine parts 420: Medical instruments, oil and gas drilling/production 440C: Pivot pins, valve parts, oil well pumps, knives, surgical & dental equipment 17-4: Aircraft, military, boat shafts, valves, pumps, medical

5. 300 Series - Austenitic Not Heat Treatable Not Heat Treatable Best Corrosion Resistance Best Corrosion Resistance Non Magnetic Non Magnetic Best Fabricating Best Fabricating Grades stocked at ESP…. 303: rounds, oversize rounds, squares, hexes, CD flats 304/304L: rounds, oversize rounds, squares, hexes, HR flats,Accuracy/BSQ, structurals, tread plate 316/316L: rounds, oversize rounds, squares, hexes, HR flats,pump shaft, structurals

6. 400 Series - Martensitic Chromium Chromium Heat Treatable Heat Treatable Minimum Corrosion Resistance Minimum Corrosion Resistance Magnetic Magnetic Grades stocked at ESP …. 410 Ann, 410QDT, 416 ANN,420 Ann, 420 MOD, 440C: rounds 416 Ann: squares and hexes; pump shaft quality rounds

7. PH Grades High Strength High Strength Good Corrosion Resistance Good Corrosion Resistance Precipitation Hardening Precipitation Hardening Easy Heat Treatment Easy Heat Treatment Grades stocked at ESP… 17-4 Ann:Rounds H1150/HH1150: Rounds 17-4: Flats and Squares