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Non-Ferrous Brass
Yellow Brass Scrap
Grade: HoneyHigh Tier
Mixed yellow brass solids, rod, turnings, 60-70% copper content
Market Price EstimateUpdated Daily
$2,850/ MT
+145 (5.4%)vs yesterday
Verified specifications & market data
Chemical Composition
Elemental breakdown by percentage weight.
Standard composition limits
Values represent maximum allowed percentage unless otherwise noted.
Physical Properties
Material form, density, and contamination specifications.
Secondary grade yellow brass; mixed composition and sources; requires foundry remelting; commodity-focused material with direct foundry application
Acceptable Inclusions
- Surface oxidation/patina (age-related)
- Light machining oil residue (<2%)
- Dirt, dust, debris (minor amounts)
- Light corrosion from age
- Minor ferrous contamination <1%
- Tin <1% (bronze mixing acceptable)
- Lead <2.5% (secondary foundry tolerance)
Prohibited Materials
- Copper content <60% (must be yellow brass minimum)
- Zinc content inconsistent with brass definition
- Stainless steel mixing
- Aluminum or major non-ferrous >2%
- Heavy lead >2.5% (secondary smelter limit)
- Asbestos insulation or coatings
- PCB components attached
- Radioactive materials
- Mixed metal uncertainty (composition unclear)
Quality Assurance
Testing protocols, sampling methods, and acceptance criteria.
Sampling Protocol
frequencyRandom selection from mixed material types
maximumQuantity50-75 samples per shipment
minimumQuantity1-2 tonnes or 30-50 individual samples
percentage10-15% of lot
stratificationSample across solids, rods, turnings, mixed pieces; diverse sizes
Acceptance Limits
all Criteria Must Passcopper/zinc/gate criteria met; material fundamentally brass commodity
aluminum LimitAl <2.0%
copper ContentCu 60-70%
iron LimitFe <1.0%
lead LimitPb <2.5%
material IdentityConfirmed
tin LimitSn <1.0%
zinc ContentZn 25-40%
Weight Tolerance
measurementVerified by certified scale; weight certificate typical for standard shipments
variance±5% from purchase order weight
Required Test Methods
Visual Inspection
Purpose
- Confirm yellow brass appearance (color)
- detect obvious wrong materials
- basic contamination assessment
Acceptance Criteria
- Yellow/golden color predominant
- brass form evident
- NO stainless/aluminum obviously visible
Procedure
- 100% visual scan
- confirm yellow brass coloration and basic material identity
Magnetic Test
Purpose
- Quick ferrous/stainless contamination check
Acceptance Criteria
- Non-magnetic or weak magnetism (brass expected)
- NO strong ferrous/stainless response
Procedure
- Magnet test on sample pieces
- brass should be essentially non-magnetic
Copper Content Verification
CRITICAL
Purpose
- verify 60-70% copper specification (defining yellow brass)
Acceptance Criteria
- Copper 60-70% documented
- yellow brass specification confirmed
Zinc Content Assessment
CRITICAL
Purpose
- verify zinc 25-40% (complements copper
- defines brass)
Acceptance Criteria
- Zinc 25-40% confirmed
- brass balance verified
Lead Screening
CRITICAL
Purpose
- verify ≤2.5% lead (secondary foundry commodity gate)
Acceptance Criteria
- Lead <2.5% confirmed
- commodity tolerance met
Contamination Assessment
Purpose
- Evaluate ferrous, tin, aluminum, other contamination
- assess commodity tolerance
Acceptance Criteria
- All contaminants within acceptable ranges
- commodity processing feasible
XRF Spectrometry
Purpose
- COMPREHENSIVE verification of yellow brass 60-70% Cu + contamination assessment
Acceptance Criteria
- Cu 60-70% (YELLOW BRASS CONFIRMED), Zn 25-40%, Pb <2.5% (COMMODITY GATE), other contaminants acceptable