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Welding Thermal Spraying Powder Stellite 21 Hardfacing

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Changzhou WL Allotech Material Co.,Ltd

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Welding Thermal Spraying Powder Stellite 21 Hardfacing

Brand Name : WL

Model Number : WL-Co21

Place of Origin : China

MOQ : 5KG

Payment Terms : L/C, T/T

Supply Ability : 300 tons per month

Delivery Time : within 10 days

Packaging Details : 5kg/bottles, 5 bottles pack in one carton

Price : Negotiable

Shape : Powder

Color : Dark Gray

Chemical Composition : Co Cr W Fe C Ni Si

Sample : Available

Process : PTA, HVOF, Laser Cladding, Plasma Spray, Spray-Fuse

Application : Hardfacing & Wear-resistant Welding

Certificate : ISO9001

Hardness : 20-35 HRC

Test Report : Mill-Certificate

Free Documents : CO, Form A E F P, FTA

Label : Brand, Neutral Or Customized

Currency : USD/EUR/GBP/RMB

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Stellite 21 Cobalt Base Hardfacing, Welding & Thermal Spraying Powder

Product Description

WL Co21 is recommended for applications involving cavitation, erosion, corrosion and/or high temperatures, such as valve trim for petrochemical and power generation. Due to its good impact resistance, it has been widely used in the building up of forging or hot stamping dies.

Common Names: Stellite 21 Polystel 21

Standard: AWS 5.21-2001 ERCoCr-E

CHEMICAL COMPOSITION(%)

C	Si	Mn	Mo	Cr	W	Ni	Fe	Co
0.25	1.50	≤0.50	5.50	27.30	≤0.50	2.00	1.50	Rest

CHARACTERISITIC

Abrasion Resistance	Moderate
Impact Resistance	Excellent
Corrosion Resistance	Good
Hardness	HRC 20-35
Deposit Layers	Multiple
Deposit Cross Checks	No
Magnetic	No
Hot Wear Hardness	Good
Machineability	Carbide Tools

Packing Details

Each bottle 5kg/bottles, 5 bottles pack in one carton,

then put cartons onto pallet or Box. OEM packing & label or customized packing methods available.

Welding Thermal Spraying Powder Stellite 21 Hardfacing

APPLICATIONS

Used to make various liquid valves, valve seats

Water turbine blade, hot forging die

Type we could offer

Trademark	Nominal Chemical Composition										HRC	Application
Trademark	C	Cr	Si	W	Ni	Fe	Mn	Mo	Co	B	HRC	Application
WL Co1	2.45	30.0	1.0	13.0	≤3.0	≤3.0	≤1.0	≤1.0	Bal.		50-58	Valve seat insets, bearing, sawteeth, rotary ring, Pump Sleeves
WL Co3	2.4	30.5	1.0	13.0	≤3.0	≤3.0	≤1.0	≤1.0	Bal.		50-56	Valve seat insets,steel mill guide roll, wearing panel of cracker blade, etc.
WL Co4	1.0	31.0	1.0	14.0	≤3.0	≤1.0	≤0.5	≤0.5	Bal.		45-50	Hot extrusion die, dry battery industry
WL Co6	1.2	29.0	1.0	4.5	≤3.0	≤3.0	≤1.0	≤1.0	Bal.		40-46	Engine valve, high temperature valve, turbine blade
WL Co12	1.4	30.0	1.3	8.5	≤3.0	≤3.0	≤1.0	≤1.0	Bal.		44-50	Pressure valves, sawteeth screw fights
WL Co20	2.5	32.0	1.0	17.0	≤3.0	≤3.0	≤0.5	≤1.0	Bal.		54-59	Wear plate, bearing sleeve, etc.
WL Co21	0.2	27.0	1.0	0.2	≤3.0	≤2	≤1.0	≤5.5	Bal.		20-40	Fluid valve seat, turbine blades, hot forging die
WL Co25	0.05	20.0	1.0	15.0	10.0	≤2.0	≤1.5	≤1.0	Bal.		24	High temperature and corrosion-resistant valve sealing surface, pressure casting dies, etc.
WL Co31	0.5	26.0	1.0	7.5	10.0	≤3.0	≤1.0	≤1.0	Bal.		30-35	Extrusion die, steam turbine blade, etc.
WL Co32	1.8	26.0	1.2	12.0	22.0	≤1.5	≤0.5	≤1.0	Bal.		40-45	Engine inlet and exhaust valve
WL Co190	3.2	26.0	1.0	14.0	≤1.0	≤3.0	≤1.0	≤1.0	Bal.		54-60	Petroleum drill bit, mining industry
WL CoT400	0.08	8.5	2.6		1.5	≤1.5	≤1.0	28	Bal.	0.8	50-60	Valve and roller path, plastic extruder in strongly corrosive
WL CoT800	0.08	18.0	3.4		≤1.5	1.5	≤1.0	28	Bal.	0.8	52-58	Valve and roller path, plastic extruder in strongly corrosive

Product Tags:

Welding Thermal Spraying Powder

Thermal Spraying Powder Stellite 21

Hardfacing powder flame spray

Welding Thermal Spraying Powder Stellite 21 Hardfacing Images

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