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Non-Ferrous Copper
Copper Pipe Fittings
Grade: Mixed Brass/CopperHigh Tier
Brass and copper pipe fittings and components from plumbing systems
Market Price EstimateUpdated Daily
$2,450/ MT
+120 (5.1%)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.
Assorted brass and copper pipe fittings from plumbing system demolition; mixed sizes and types; moderate copper/brass content
Acceptable Inclusions
- Green patina and oxidation (age)
- Light solder residue
- Minor flux residue
- Light rust on brass components
Prohibited Materials
- Lead-bearing solder (pre-1990s constraint)
- Iron/steel contamination (non-ferrous mix)
- Plastic components attached
- Heavy flux buildup
- Radioactive materials
Quality Assurance
Testing protocols, sampling methods, and acceptance criteria.
Sampling Protocol
frequencyStratified random sampling from different fitting types; size distribution; age/condition variation
maximumQuantity300-500 individual fittings per shipment
minimumQuantity2-3 tonnes or 100-150 individual fittings
percentage15-20% of lot
stratificationSample across fitting types; sizes; ages; lead screening
Acceptance Limits
all Criteria Must PassMaterial must be brass/copper; lead <0.05%; fitting specification
copper ContentCu 50-95%
ferrousp LimitFe <1%
fitting IntegrityStructurally sound; no major damage; acceptable solder/corrosion
lead LimitPb <0.05%
material IdentityConfirmed as copper/brass fittings
solder Residue LimitSn <0.5%
zinc ContentZn 5-40%
Weight Tolerance
measurementVerified by certified scale; standard weight accountability
variance±3% from purchase order weight
Required Test Methods
Visual Inspection & Fitting Confirmation
Purpose
- Confirm copper/brass fittings (NOT non-fitting waste
- NOT ferrous contamination)
- verify plumbing component authenticity
- assess condition
Acceptance Criteria
- Fitting types unmistakable (elbows, tees, couplings, valves, adapters evident)
- copper/brass characteristic color
- no ferrous material detected
Procedure
- 100% visual inspection
- identify fitting types
- verify copper/brass characteristics
- exclude ferrous components
- assess solder/joint condition
Fitting Type Classification
Purpose
- Categorize fitting types
- assess copper/brass ratio variation by type
- document type distribution
Acceptance Criteria
- Fitting types clearly identifiable
- percentage breakdown documented
- copper/brass ratio consistent with specifications
Procedure
- Visual classification of sample
- identify elbows, tees, couplings, valves, adapters
- measure size distribution
- assess type variation
Lead Content Screening
CRITICAL
Purpose
- detect lead content
- verify potable water safety
- confirm <0.05% threshold
- occupational health assessment
Acceptance Criteria
- Lead <0.05%
- potable water safety
- regulatory compliance established
- plumbing fitting standard
Copper/Zinc Alloy Composition
CRITICAL
Purpose
- verify copper 50-95%
- zinc 5-40%
- confirm brass/copper alloy specification
Acceptance Criteria
- Cu 50-95%, Zn 5-40%, other contaminants <1% total
- fitting alloy specification
Ferrous/Contamination Assessment
Purpose
- Assess ferrous content
- verify non-ferrous stream purity
- identify prohibited materials
Acceptance Criteria
- Ferrous <1%
- solder residue <0.5%
- no plastic components
- contamination acceptable
Procedure
- Magnetic testing for ferrous content
- visual inspection for plastic/non-metal
- solder residue assessment
XRF Spectrometry
Purpose
- Verify Cu 50-95%
- quantify Zn, Pb, Sn, Fe
- confirm plumbing fitting specification
Acceptance Criteria
- Cu 50-95%, Zn 5-40%, Pb <0.05%, Sn <0.5%, Fe <1%