Description

Hc Starck Ferro-Niobium CAS NO 12186-42-4 is a high-performance ferroalloy masterbatch composed of iron and niobium, designed for precise microalloying in advanced metallurgy. This product is critical for enhancing the strength, toughness, and high-temperature performance of various steel grades without compromising weldability. It is an essential raw material for manufacturers in the automotive, aerospace, oil & gas, and construction industries seeking to produce high-strength low-alloy (HSLA) steels, stainless steels, and other specialized alloys.

Application

• High-Strength Low-Alloy (HSLA) Steel Production: Key additive for grain refinement and precipitation hardening, improving yield strength and impact resistance for structural components.
• Stainless Steel Manufacturing: Used to stabilize carbon and prevent chromium carbide formation, enhancing corrosion resistance and high-temperature stability.
• Pipeline and Oil & Gas Steels: Imparts superior toughness and weldability to steels used in demanding environments like arctic conditions and sour service.
• Automotive and Aerospace Components: Enables the production of lighter, stronger parts for chassis, engine blocks, and landing gear, contributing to fuel efficiency and performance.
• Construction and Heavy Machinery: Used in rebar, structural beams, and excavator parts to increase load-bearing capacity and durability.
• Welding Electrode and Wire Production: Serves as an alloying agent in filler metals to transfer niobium into the weld pool, matching base metal properties.

Basic Information

Product Name	Hc Starck Ferro-Niobium
CAS No.	12186-42-4
Molecular Formula	Fe-Nb (Master Alloy)
Molecular Weight	Varies by composition
Synonyms	Ferroniobium; Niobium-Iron Alloy; FeNb; Columbium-Ferroalloy; Ferrocolumbium; Niobium Master Alloy; HSLA Steel Additive; Microalloying Ferroalloy
EINECS	235-347-1

Quality Control

Our Ferro-Niobium is produced under stringent process controls to ensure batch-to-batch consistency and precise alloy composition. Quality is verified through advanced analytical techniques including X-ray fluorescence (XRF) and combustion analysis. A comprehensive Certificate of Analysis (COA) detailing the exact chemical composition (Nb, Fe, Al, Si, C, S, P, etc.) and physical properties is provided with each shipment, ensuring compliance with international standards such as ASTM, ISO, and customer-specific requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials. The product is stable under normal storage conditions (15-25°C). As a metallic alloy, it is not hygroscopic but should be kept dry to prevent surface oxidation. Keep containers sealed when not in use.

Specification

Item	Specification
Appearance	Lump, Ingot, or Granules
Niobium (Nb) Content	60 - 70 %
Iron (Fe) Content	Balance
Aluminum (Al) Max	2.0 %
Silicon (Si) Max	2.0 %
Carbon (C) Max	0.05 - 0.30 %
Sulfur (S) Max	0.03 %
Phosphorus (P) Max	0.05 %
Size	10-100mm (Custom sizes available)

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.