Manufacture Process

HB SPECIAL ALLOY owns advanced special smelting, casting superalloys production line, high precision pipe production line, high precision strip production line, special alloys bar/wire production line, custom powder production line, etc. We have established complete industrial production processes for special smelting, forging, hot rolling, cold rolling and drawing, casting. And it can be independent production casting, forging, bar, pipe, strip, plate, wire, powder and other products.

Manufacture Equipment

HB SPECIAL ALLOY own full sets of manufacturing facilities to meet clients for producing all forms of products.

Special Smelting Production Line

Super pure smelting supply high performance alloys for the high-end equipment

• 8.0T, 2.5T, 500KG Vacuum Induction Furnace, 6.0T Protective Atmosphere ElectroSlag Remelting Furnace, 3.0T Vacuum Arc Remelting Furnace, other special smelting equipment
• With melting methods such as vacuum induction melting, vacuum induction primary smelting + electroslag secondary melting, vacuum induction primary smelting + vacuum consumable arc secondary melting, We have the capabilities of complete ultra-pure special smelting technology

8.0T Vacuum Induction Melting Furnace	2.5T Vacuum Induction Melting Furnace	6.0T Protective Atmosphere ElectroSlag Remelting Furnace	3.0T Vacuum Arc Remelting Furnace

Casting Production Line

Precision casting create high-end fields top quality products, provide power for the world

• Our possesses advanced investment casting equipment such as Vacuum Induction Melting Precision Casting Furnace, Wax Injectors, Automated Robot and Conveyor Investing System, Vacuum Heat Treatment Furnace, etc
• Using state of the art advanced investment casting processes, such as gravity casting, wax segmentation and assembly, special gating and runner designs, and hot sizing technique. It has a comprehensive system of mold design, precision wax assembly, gating system design, high strength mold shell preparation, casting, post-processing and inspection, and so on

500Kg Vacuum Casting Furnace	100Kg Vertical Vacuum Precision Investment Casting Furnace	Vacuum Heat Treatment Furnace	Was Press Machine

Forging/Rolling Production Line

Forging/Rolling provide high performance bright bars and strips for the high-end equipment

• Full sets of processing equipments, such as 1-6T Forging Hammers, Hot Rolling Heat Furnace, Electric Heat Treatment Furnace, Finishing Machines for polished products
• We have a complete processing technology including hot forging, hot rolling, hot forging+hot rolling, hot forging+cold drawing, hot rolling+cold rolling, as well as complete surface treatment process such as straightening, turning, peeling, grinding, polishing and so on

6T Forging Hammer	Hot Rolling Mill	Cold Rolling Mill	Heat Treatment Furnace

Tube Making Production Line

We provide high precision seamless tubing for high-end equipment manufacturers in aerospace and energy industries

• We own High-Speed LG Cold Rolling Mill, LD Series Precision Rolling Mill, Vacuum Heat Treatment Furnace, Protective Atmosphere Heat Treatment Furnace, Non-Destructive Testing Equipment, Ultrasonic Cleaning Device and so on
• Use traditional multi-pass cold processing, combined with ultrasonic cleaning, vacuum heat treatment and other advanced manufacturing processes, We independently developed professional seamless tube manufacturing technology for high-end equipment usage

LG Cold Rolling Mill	Hydrogen Heat Treatment Furnace	Nondestructive Testing Equipment	Ultrasonic Cleaning Device

Wire Drawing Production Line

Precision wire production line provide high-end special alloy wires for marine, energy, electric fields

• Continuous Wire Drawing Machine, Protective Atmosphere Annealing Furnace, High-Speed Water Tank Wire Drawing Machine, Vacuum Annealing Furnace, and etc
• We specialize in producing high temperature alloys, precision alloys, high resistance alloys, welding wire materials and other special alloys wire

Continuous Wire Drawing Machine	Protective Atmosphere Annealing Furnace	High-Speed Wire Drawing Machine	Vacuum Annealing Furnace

Powder Making Production Line

Powder making production line provide qualified powder for aerospace, medicine, 3D metal printing fields

• There are Vacuum Induction No Crucible Atomizing Furnace, Multi-Functional Vacuum Atomizing Furnace, High Kinetic Energy Ball Mill, 3D Printer, Vibration/Air Flow Screening Machine, etc
• We establish full sets of system from alloy materials design, smelting, molding, pulverizing, 3D printing, testing, and etc

Vacuum Induction Atomizing Furnace	Multi-Functional Vacuum Induction Atmoizing Furnace	Vibration/Air Flow Screening Machine	3D Printer

Quality Assurance

The quality is the key of HB SPECIAL ALLOY. We have established a perfect quality assurance system and unified inspection team. Standard includes GB China; UNS/AISI/ASTM USA; JIS Japan; DIN Germany. From analyzing the chemical composition, testing mechanical properties, Nondestructive testing(ET & PT & UT & RT), Intercrystalline corrosion testing, and other special testing, it makes ended products qualified, and ensure customers to use them satisfactorily and safely.

Chemical Composition Test

Various instruments or wet method are used to analyze and test the element content of alloy materials

Spectrometer	Atomic Absorption Analyzer	Carbon/Sulfur Analyzer	Oxygen/Nitrogen/Hydrogen Analyzer

Mechanical Property Test

Test high temperature/room temperature tensile, room temperature/low temperature impact, Brinell/Rockwell/Vickers hardness, high temperature endurance, creep, etc

Universal Tensile Tester	High Temperature Creep and Rupture Test Machine	Impact Test Machine	Torsion/Bending/Charpy Impact Test Machine

Metallographic Analysis

Inspect and analyze the microstructure and quality of steel and alloy materials

Zeiss Microscope	Zeiss Stereomicroscope

Nondestructive Test

Analyze and test internal and surface defects of various metal materials through ultrasonic testing, fluorescence penetration, X-ray, eddy current testing, coloring testing, etc

Ultrasonic Digital Wave Flaw Detection	Penetrant Testing	Fluorescence Penetration Testing Line	X-Ray Detection

Functional Materials Test

The expansion coefficient, magnetic parameters and other important parameters of functional materials were detected by special testing methods

B-H Analyzer	Dilatometer

Quality System

All of our operations maintain ISO 9001-2015 certified quality management standards to produce alloy compositions and forms that meet nationally and internationally recognized standards or customers’ own specifications.

Research & Development

R&D is an essential requirement for the improvement and advancement of modern technology.

HB SPECIAL ALLOY commit to research and develop new superalloys to make life better and help customers solve metal issues. Physical & Chemical lab is engaged in material analysis for R&D projects and the daily production. We also cooperated with Beijing & Shanghai metallurgical institute and work together to make new superalloys and solve issues!

Trademark Statement

HB SPECIAL ALLOY has used several trademarks to distinguish its high performance alloys products from somewhat similar products of other producers.

However, it is permissible to refer to other companies’ trademarks in technical papers or other information articles provided they are used in accordance with the law. The ownership of each mark should be acknowledged when known, e.g. at the end of the article, and each reference must be only to material produced by or for the trademark owner and sold under the mark.

Some of the trademarks owned by others, but which may be referenced with our technical publications on this site, include the following:

• A.K. Steel: NITRONIC, 17-4PH
• Allegheny Teledyne Inc.: AL, AL-6X, AL-6XN
• Avesta Jernverks Aktiebolag: 253MA, 254SMO
• Carpenter Technology Corp.: CARPENTER 20CB-3LR, 20CB-3, 20Mo-6, PYROMET, MP35N
• Deloro Stellite Company, Inc.: DELORO, DELCROM, NISTELLE, STELLITE, TRIBALOY, TRISTELLE
• Haynes International: HASTELLOY, HAYNES
• Langley Alloys Ltd.: FERRALIUM
• Rolled Alloys, Inc.: RA, RA330, RA333, RA 85H
• Special Metals Corp.: INCOLOY, INCONEL, MONEL, NIMOINC, UDIMET, 601GC, 625LCF, 686CPT, 718SPF, 800HT