What it is
A nitrided-ferrochrome family bounded by YB/T 5140—2012.
Ferroalloys and metals · Chromium series
Nitrided ferrochrome
A nitrided-ferrochrome family bounded by YB/T 5140—2012.
Product codeFA-FENCR
Industry application1
Key indicatorsCr / N · C / Si / P / S · Base alloy / nitrogen form
Order boundaryQuotation and order confirmation
QUICK DECISION
Four answers before reading the technical detail
This section supports initial screening; final grade, addition and effects require operating conditions, formal documents and plant validation.
What it does
- Nitrogen alloying
- Joint chromium-nitrogen addition
- Chemistry adjustment for nitrogen-bearing steel
Where it fits
- An approved alloying or chemistry-trimming stage after deoxidation and slag stabilisation
Boundary not to miss
- Nitrogen behaviour depends on temperature, steel chemistry, atmosphere, pressure, stirring and timing; unvalidated transfer can cause insufficient nitrogen, an excursion or chemistry variation
SELECTION BOUNDARY
Start with the selection boundary
Nitrided ferrochrome and high-nitrogen ferrochrome are defined by different standards and must not be interchanged on name alone. Confirm the formal grade, base material, Cr/N, C/Si/P/S, sizing, nitrogen-control window and charging equipment; no chemistry or use result is promised without an SKU/TDS/COA and process trial.
PRODUCT MANUFACTURING
Product manufacturing process
Nitrided ferrochrome is a nitrogen-bearing ferrochrome with its own product identity; it must not be interchanged with high-nitrogen ferrochrome from nitrogen content or a trade alias alone. Public manufacturer information identifies at least a large nitriding-furnace route and a route that remelts ferrochrome in an induction furnace for melt nitriding; this page does not infer the actual process for any company SKU. Manufacturer documents and lot records must confirm the feed, route, equipment, nitriding method and supply form.
- 01Confirm the manufacturer, ferrochrome feed, formal grade and lot traceability
- 02Verify the supplier-declared nitriding route, equipment and production documents
- 03Cross-check the supplier TDS, SDS/PSI and COA against production traceability records
- 04Confirm form, sizing, packing and identification from the physical goods and supply documents
- 05Sample representatively and test Cr, N, C, accompanying elements, form and pack
SPECIFICATIONS & PACKAGING
Grades, specifications, indicators and packaging
Nitrided ferrochrome must be accepted to its own applicable standard and formal grade; a high-nitrogen-ferrochrome name or grade from another standard is not a substitute. The TDS and purchase agreement must fix Cr, N and C, with agreed Si, P, S and other application-specific restricted elements, supply form, sizing, fines, packing and test methods. Representative lot COA values remain mandatory.
- 01Confirm product name, applicable standard revision, supplier grade and nitriding-route declaration
- 02Check Cr, N, C, Si, P, S and other indicators, guarantee basis and test methods
- 03Confirm lump, granule, powder or other form and its sizing, fines and homogeneity requirements
- 04Verify moisture-protected packing, SDS, sampling rules, lot COA and change control
GRADES & SPECIFICATIONS
Grades, specifications, indicators and packaging
Supply specifications, packaging, lead time and quality documents are subject to the formal quotation and order confirmation.
| Grade / family | Chemistry | Size and form | Packaging |
|---|---|---|---|
| Specification direction 01Nitrided ferrochromeConfirm grade, applicable standard and guaranteed values before quotation |
| Confirm against the addition method, equipment and order requirements | Confirm pack format, net weight and labels in the quotation and order |
ORDER SPECIFICATION CONFIRMATION
What must be confirmed before this becomes an order specification
Supply specifications, packaging, lead time and quality documents are subject to the formal quotation and order confirmation.
- 01Confirm the product, grade, application and supply scope
- 02Fix guaranteed chemistry, sizing, form and packing in the quotation and order
- 03Agree sampling, test methods, acceptance rules and lot COA fields
- 04Confirm the required TDS, SDS/PSI, labels and delivery documents
SELECTION AND COMPARISON
Compare specification directions by indicators and operating conditions
Supply specifications, packaging, lead time and quality documents are subject to the formal quotation and order confirmation.
01Specification direction
Nitrided ferrochrome
Compare the key indicators below, then confirm grade, guaranteed values, sizing and packing against the operating conditions.
- Key indicators
- Cr / NC / Si / P / SBase alloy / nitrogen form
- Size and form
- Confirm against the addition method, equipment and order requirements
- Packaging
- Confirm in the quotation and order
INDUSTRY APPLICATION
Industry, furnace, material and addition point
Confirm the process position before method and quantity calculations; an application relationship for one furnace or material must not be copied to another.
Steelmaking plants
An approved alloying or chemistry-trimming stage after deoxidation and slag stabilisation
- Furnace / equipment
- EAF, LF/ladle and reviewed vacuum or protective-atmosphere refining routes
- Material / output
- Nitrogen-bearing steels with defined Cr and N targets, carbon and impurity budgets, and a nitrogen-control window
APPLICATION METHOD
Application method and effect validation
After technical approval, nitrided ferrochrome may add Cr and N together, but a general page cannot determine the applicable grade, addition point, nitrogen recovery or result. The addition must be mass-balanced separately for initial and target melt Cr and N, charge carry-in, measured lot chemistry and site-validated recoveries. The first element to reach the grade limit sets the cap, and a small-lot trial with resampling must confirm nitrogen pickup and final-product performance.
- 01Confirm target steel or iron grade, furnace, initial and target Cr and N, and restricted elements
- 02Complete separate Cr and N mass balances from the lot COA and site-trial data
- 03Set the cap from the limiting element and obtain process-owner approval for sizing, addition point and temperature window
- 04Run a controlled small-lot trial and resample to verify Cr, N, accompanying elements, dissolution and performance
PROBLEM AND SOLUTION
From operating objective to effect verification
Each application explains the role, method, quantity principle and risk boundary; the final proposal is confirmed against operating conditions and lot documents.
01
Steelmaking plants
An approved alloying or chemistry-trimming stage after deoxidation and slag stabilisation
- Furnace / equipment
- EAF, LF/ladle and reviewed vacuum or protective-atmosphere refining routes
- Material / output
- Nitrogen-bearing steels with defined Cr and N targets, carbon and impurity budgets, and a nitrogen-control window
- Method
- Select a confirmed grade, form and addition point from steel Cr, N, C, temperature, atmosphere and refining route; limit exposure and oxidation, then verify the Cr/N result with a steel sample.
- Quantity determination
- Balance net Cr and N needs separately, let the first limiting element constrain the addition, and verify against lot-measured chemistry and plant-trial results; no fixed dose is published.
Expected effects
- Supports coordinated Cr and N adjustment within a validated refining window
Limits and risks
- Nitrogen behaviour depends on temperature, steel chemistry, atmosphere, pressure, stirring and timing; unvalidated transfer can cause insufficient nitrogen, an excursion or chemistry variation
STORAGE & SAFETY
Storage, handling and risk
- Keep dry, segregated and identified, controlling crushing and transfer dust; assess dust, fume and hot-metal charging risks under the actual-product SDS/PSI.
This section does not replace the company's final SDS/PSI or the plant safety procedure.
REFERENCE AND ORDER BOUNDARY
Use industry references to understand, then order documents to confirm
Supply specifications, packaging, lead time and quality documents are subject to the formal quotation and order confirmation.
DOCUMENTS & MEDIA
Images, TDS, SDS and COA
Document availability depends on the product, lot, destination market and order agreement.
TDS
Confirms product identity, guaranteed indicators, sizing, form and packing.
SDS / PSI
Confirms storage, handling, protection and market-specific safety information.
COA
Links a specific lot to test items, results, methods and issue information.
INDUSTRY TECHNICAL REFERENCES
Selected external reference material
The following items come from licensed public media or original producer websites and explain similar products or typical processes only. They are not Jinsheng photographs, TDS, SDS or lot COA and create no supply commitment.
COA field template (not a certificate)
A blank structure for lot, chemistry, sizing, method, disposition and issue data. It contains no test result and cannot be used for delivery.
Jinsheng blank COA field template · 2026-08-14Open field template ↗SOURCES
Public references and verification dates
- YB/T 5140—2012 Nitrided ferrochrome ↗Standard · 2026-08-18
- JFE chrome-alloy and nitrided-ferrochrome production overview ↗Manufacturer source · 2026-08-18
Public sources supplement general facts; they do not replace Jinsheng's formal product specification, TDS or lot COA.
INQUIRY PREPARATION
Prepare these operating conditions for a more precise technical response
Please provide the specification, quantity, destination, and contact information.
Already includedFA-FENCRNitrided ferrochrome
- 01Target industry, steel grade or casting material
- 02Furnace type, equipment, melt weight and current operating practice
- 03Measured chemistry, target chemistry and permitted residuals
- 04Planned addition point, temperature, slag and stirring conditions
- 05Current product, addition, recovery or operating-issue record
- 06Required size, form, packaging, quantity and destination
- 07Available melt analysis, microscopy, photographs or trial results
TECHNICAL AND QUOTATION CONSULTATION
Send the operating conditions for human review
Domestic inquiries are handled by the Domestic Sales Department and international inquiries by the International Sales Department. Price, availability and lead time are confirmed for each inquiry based on specification, quantity and delivery location.