Aws A5.21 Ercocr-B Stellite 12 Cobalt-Based Surfacing Welding Rods for High Pressure Valves

• Customization: Available
• Type: Cobalt Base Welding Rod
• Material: Cobalt Alloy
• Model NO.: Ercocr-B
• Diameter: 2.5mm 3.2mm 4.0mm
• Length: 1000mm
• Welding Core Type: Alloy Structural Steel
• Electrode Coating Type: Base
• Function: Low Hydrogen Type Electrode, Hardfacing Electrode, High Efficient Iron Powder Electrode, Cobalt Base Welding Rod
• Welding Power: AC and DC
• Packing: 5kg/Box, 20kg/CTN
• Transport Package: Pallet
• Specification: 1.6MM 2.5MM 3.2MM 4.0MM 5.0MM
• Trademark: TYUE
• Origin: China
• HS Code: 8105900000
• Production Capacity: 500000000ton/Year

Product Description

Cobalt Base Alloy Bare Welding Rods

- AWS RCoCr-C (CO1)
- AWS RCoCr-A (CO 6)
- AWS RCoCr-B (CO 12)


AWS RCoCr-C (Co 1)
It has excellent wear and heat resistance at high temperature.
Recommended use for making valve seal inserts , rotating sealing ring, drill heads, cutter edge ,etc
 
AWS RCoCr-A (Co 6)
The most widely used Cobalt Alloy with good mechanical 
properties at different temperatures,  Recommended use 
for making valve seat material, hot shear blade, high temperature valve , turbine blade ,etc.
 
AWS RCoCr-B (CO 12)
It has excellent resistance on high heat, corrosion 
and abrasion.  Recommended use for making high-
pressure valve, shear edge, sawteeth, etc.
 
AWS RCoCr-E (CO 21)
It has excellent resistance on high heat, corrosion 
and abrasion.  Recommended use for making fuild valve,
brass casting die , vlave seat, etc.
 

Grade Color:

Black: Co 1
Red: Co 6
Green: Co 12
Blue: Co 21