Molybdenum Tungsten Alloy
Molybdenum Tungsten Alloy

Molybdenum Tungsten Alloy

1.Brand: XZY
2.Catalog: Molybdenum alloy
3.Material: Molybdenum (Mo), Tungsten (W)
4.Grade: MoW
5.Main Component: Mo-20W, Mo-25W, Mo-30W, Mo-50W, Mo-75W, Mo-90W
6.Form: Rod, Bar, Wire, Tube, Pipe, Block, Cube, Plate
7.Production Process: Powder metallurgy, Sintering, Forged, Rolled, Heat treatment
8.Surface: Black, Chemical cleaning, Polished, Grinding, Ground finish
9.Application: Zinc smelting industry, Aerospace, Electronics industry

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Product Introduction

Introduction

Molybdenum‑Tungsten alloy is a high‑performance refractory metal composite combining molybdenum and tungsten to provide enhanced mechanical strength, thermal stability, and wear resistance for high‑temperature industrial applications.

Product Specification

Molybdenum Tungsten Alloy Tube and Crucible Specification
Outer diameter(OD)	Thickness(mm)	Height(mm)
26-600	5-30	≤1300

Product Chemical Composition

Molybdenum Tungsten Alloy(MoW20) Chemical Composition (%)
Chemical Elements	Fe	C	Si	Ni	N	W	Al	Mg	Ca	O	Mo
Minimum value	-	-	-	-	-	-	-	-	-	-	Bal
Maximum value	0.01	0.01	0.01	0.005	0.003	-	0.002	0.002	0.002	0.008
Nominal value	-	-	-	-	-	20	-	-	-	-

Alloy composition/%	Mo-W Alloy Vickers Hardness Number
Alloy composition/%	20℃	427℃	871℃	1316℃	1649℃
100Mo	1764	637	568	206	176
Mo+18.6W	1891	990	813	441	216
Mo+28.9W	1940	1019	853	490	265
Mo+40.1W	2009	1068	951	568	294
Mo+49.1W	2186	1137	980	686	372
Mo+49.7W	2273	-	-	-	-
Mo+59.8W	2372	1235	1039	784	412
Mo+70.8W	2587	-	-	-	-
Mo+72.2W	2685	1343	1117	892	510
Mo+84.4W	3185	1176	902	853	500
Mo+89.9W	3499	-	-	-	-
Mo+90.4W	3538	1156	902	843	472
Mo+97.3W	3587	902	833	764	402
Mo+99.9W	3861	-	-	-	-

Advantages

High-Temperature Strength
Maintains mechanical properties at high temperatures due to tungsten's high melting point and stable crystal structure.

Corrosion Resistance
Resists molten metal corrosion, including molten zinc, for long-term high-temperature use.

Thermal & Electrical Conductivity
High thermal and electrical conductivity, suitable for electrodes, thermal systems, and high-voltage components.

Processability
Dense, stable microstructure from powder metallurgy; surface can be polished, ground, or treated for machining and assembly.

Application

Aerospace Components – High-temperature structural parts and engine components.

Vacuum Furnace Parts – Heating elements, support structures, and tooling for high-temperature processing.

Electrodes & Thermal Systems – High-voltage discharge tubes, electrodes, and thermal management components.

Hot-Work Tooling – Dies, molds, and fixtures requiring dimensional stability under thermal cycling.

Semiconductor & Electronics – Precision components where thermal conductivity and mechanical stability are critical.

FAQ

Can the alloy be customized?
A: Yes, diameter, length, surface finish, and tolerances can be tailored to meet technical requirements.

How is its compatibility with joining methods?
A: Suitable for brazing, welding, and mechanical assembly, with guidance available to prevent cracking or oxidation.

Is it suitable for precision components?
A: Yes, the alloy maintains tight dimensional tolerances after processing and during high-temperature service.

What quality certifications are available?
A: Material certificates, chemical analysis, and mechanical test reports can be provided for traceability and compliance.

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