Powders PTA hardfacing

Cobalt Based :

Alloy Co Cr W C Fe Si Ni Others Typical
Hardness HRC
Typical Application
Spraymet No 1 Bal 30 12 2.5 <3 <2 <3 - 54 Seal Rings, Cutters, Chain Saws, Crushers
Spraymet No 6 Bal 28 4 1 <3 <2 <3 - 44 Engine Valves, Extrusion Screws
Spraymet No 12 Bal 29 8 1.35 <3 <2 <3 - 48 Engine Valves & Seats, Extrusion Dies
Spraymet No 21 Bal 27 - 0.25 <2 <1 <2.5 Mo 5 25 Hot Trimming Dies, Valves
Spraymet T-400 Bal 8.5 - <0.03 <3 2.6 - Mo 28.5 53 Valves
Spraymet T-800 Bal 17.5 - <0.03 <3 3.4 - Mo 28.5 58 Excellent wear resistance under heavy abrasion and corrosion

Nickel Based

 Alloy Co Cr W C Fe Si Ni Others Typical
Hardness HRC
Typical Application
Spraymet No 40 - 7.5 - 0.25 2.5 3.5 Bal B 1.6 37 Moulds, Valves and Plungers
Spraymet No 50 - 11 - 0.45 2.9 3.9 Bal B 2.3 47 Shafts, Sleeves
Spraymet No 60 - 14.8 - 0.75 3.5 4.3 Bal B 3.1 57 Shafts, Sleeves, Valve Plugs
Spraymet 700 - 15.5 - <0.03 <3 3.4 Bal Mo 32.5 50 Valves

Applicable Standard:
Spraymet 1 : AWS A5.13 RCoCr-C, ECoCr-C Spraymet 40 : AWS A5.13 RNiCr-A
Spraymet 6 : AWS A5.13 RCoCr-A, ECoCr-A Spraymet 50 : AWS A5.13 RNiCr-B
Spraymet 12 : AWS A5.13 RCoCr-B, ECoCr-B Spraymet 60 : AWS A5.13 RNiCr-C

Nickel Based Super Alloys & Others

Product Spec. C Cr Ni Mo W Fe Co Mn Si Cu Others Typical Applications
Hastealloy C22*** - <0,02 21.5 Bal 13.5 - 5.0 - - -   V0.15 / W3,0 High Temp. Corrosion Wear
Hastealloy 276 N10276 0.01 16 65 16 4 5.0 2.5 1 0.08   V 0.35 Versatile Corrosion resistant alloy, good resistance to reducing & mildly oxidizing corrosives
625 N06625 <0.10 21.5 Bal 9.0 - <0.5 - <0.5 <0.5   Nb 3.6 Ti<0.40 AI <0.40 Good corrosion & wear resistance used in Industrial heating components
718 N07718 0.05 18 52 - - 19 1 0.35 0.35 0.1 5 (cb + ta) Al 0.8 B 0.009 Used extensively gas turbine components
17-4PH S17400 0.04
0.07
15-17 3-5 - - Bal - <1.0 <1.0   Nb 0.15, 0.45 Used mainly for buildups

WC Based Alloys

Composites Compositions Typical Applications
Base/Base%Wc% Matrix Type/Carbide Content & Type   Cane Knives, Fans, Chutes, Slurry Pumps
Spraymet Ni4060 Rc 55 NiCrB* 60% Cast / Sintered Stabilisers, Mixer Blades & Paddles
Spraymet Ni5050 Rc 55 NiCrB* 50% Cast / Sintered Conveyor Screws, Pug Mill Knife,
Spraymet Ni6535 Rc 55 NiCrB* 35% Cast / Sintered Mill Guides
Spraymet Ni7030 Rc 55 NiCrB* 30% Cast / Sintered Crusher Rolls, Dozer Blades, Augers,
Spraymet Co4060 Cobalt Alloy #6 60% Cast / Sintered Blades, Augers,
Spraymet Cr4520 Chromium Carbide 20% Macrocrystaline Scraper blades, etc.
*Matrix of various Rc available Rc 30-62