Resources/Grading Guide

Pallet Grading Guide

A complete breakdown of pallet grading systems used in the industry. Understand exactly what Grade A, B, and C mean, how they affect pricing, and which grade fits your needs.

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Pallet Details

At a Glance

AttributeGrade A (Premium)Grade B (Standard)Grade C (Economy)
ConditionLike New / ExcellentGood / Minor WearFunctional / Visible Wear
Typical Price$8 - $14$5 - $9$2 - $6
Expected Reuse Cycles8-12+ trips4-8 trips1-4 trips
Board ConditionNo cracks or splitsMinor cosmetic wearRepairs and patches OK
Stringer/Block QualityNo damageMinor nicks, intactFunctional, may show wear
CleanlinessClean, no stainsLight marks allowedStains and weathering OK
Dimensional Accuracy+/- 1/8 inch+/- 1/4 inch+/- 1/2 inch
Nail ConditionFlush, no protrusionsSlight raising OKMay need inspection
Best Use CasePremium / AutomatedGeneral DistributionOne-Way / Industrial
A

Grade A: Premium / Like New

$$$ - Highest · $8 - $14 per pallet · 8-12+ trips

Grade A pallets are in excellent condition with minimal cosmetic wear. They may be gently used pallets that have gone through only one or two shipping cycles, or they may be repaired pallets that have been restored to near-new quality. These are the highest quality recycled pallets available.

What It Looks Like

  • All boards intact with no cracks, splits, or missing pieces
  • No protruding nails or staples
  • Clean surface free of stains, mold, and excessive dirt
  • No evidence of pest infestation or biological contamination
  • Stringers or blocks are structurally sound with no damage
  • Consistent coloring -- no heavily weathered or discolored boards
  • No previous repair patches or sister boards visible

Best For

  • Pharmaceutical and food-grade applications
  • Retail display and point-of-sale use
  • Export shipments where appearance matters
  • Automated warehouse systems with strict tolerance requirements
  • High-value products requiring premium protection
  • Companies with strict supplier quality standards

Not Ideal For

  • One-way shipments where the pallet won't be reused
  • Budget-constrained applications where appearance is irrelevant
  • Heavy industrial use where cosmetic damage is inevitable
B

Grade B: Standard / Good

$$ - Mid-Range · $5 - $9 per pallet · 4-8 trips

Grade B is the workhorse of the pallet industry. These pallets show normal wear from multiple use cycles but remain fully functional and structurally sound. They are the most popular choice for businesses that need reliable, cost-effective pallets without paying premium prices.

What It Looks Like

  • All boards present and structurally intact
  • Minor cosmetic imperfections: small stains, light discoloration
  • May have minor surface roughness or splintering on edges
  • Nail heads may be slightly raised but not protruding dangerously
  • May include professionally repaired boards (companion boards or plugs)
  • Slight warping acceptable if it does not affect load stability
  • May show evidence of previous labels or markings

Best For

  • General warehouse and distribution operations
  • Domestic shipping within North America
  • Manufacturing supply chains
  • Grocery and consumer goods distribution
  • Businesses seeking the best value-to-quality ratio
  • Pallet exchange and pool programs

Not Ideal For

  • Automated systems with very tight dimensional tolerances
  • Applications requiring a pristine, like-new appearance
  • Pharmaceutical industries with strict cleanliness standards
C

Grade C: Economy / Utility

$ - Most Affordable · $2 - $6 per pallet · 1-4 trips

Grade C pallets are the most economical option. They show significant wear from extensive use but still meet minimum structural requirements for safe handling. These are ideal for one-way shipments, heavy industrial applications, or any situation where the pallet is a pure commodity.

What It Looks Like

  • All stringers or blocks intact and able to bear rated loads
  • May have repaired or replaced boards (companion boarding)
  • Noticeable staining, weathering, or discoloration is common
  • Surface roughness, splintering, and edge damage may be present
  • Some boards may show minor splits that do not affect structural integrity
  • Previous markings, labels, or stamps from prior uses
  • May have minor dimensional variations due to repairs

Best For

  • One-way shipments where the pallet will not return
  • Heavy industrial or construction applications
  • Temporary storage solutions
  • Companies focused on minimizing pallet costs
  • Applications where appearance is completely irrelevant
  • Short-distance local deliveries

Not Ideal For

  • Racking systems where structural integrity is critical
  • Export shipments requiring ISPM-15 compliance
  • Automated handling systems
  • Food or pharmaceutical applications

How We Grade Pallets

Every pallet that enters our facility goes through a systematic inspection process. Our grading methodology follows NWPCA (National Wooden Pallet & Container Association) guidelines and has been refined through years of hands-on experience.

1

Visual Inspection

Every pallet is visually inspected for broken boards, missing components, protruding nails, mold, staining, and structural damage. Inspectors check all top deck boards, bottom boards, stringers or blocks, and lead boards.

2

Structural Testing

Stringers and blocks are checked for splits, notch damage, and crushing. Deck boards are tested for flex and integrity. Fork entry points are verified for smooth forklift access without catching or snagging.

3

Dimensional Check

Pallets are measured for overall length, width, and height to verify they meet the specified size tolerance. Warped or out-of-square pallets are downgraded or removed from inventory.

4

Grade Assignment

Based on the inspection results, each pallet receives a grade (A, B, or C). Pallets that do not meet Grade C minimum requirements are sent to our recycling facility for dismantling and board recovery.

Pricing Guidance

Pallet pricing varies based on grade, size, quantity, season, and market conditions. The figures below represent typical price ranges for standard 48x40 GMA pallets in the Pacific Northwest region.

Grade A

$8 - $14

per 48x40 pallet

Volume pricing available at 100+ units

Grade B

$5 - $9

per 48x40 pallet

Our most popular grade by volume

Grade C

$2 - $6

per 48x40 pallet

Best value for one-way shipments

Factors That Affect Pricing

Quantity: Orders over 100 pallets typically receive 10-15% discounts. Truckload quantities (400-500 pallets) offer the best per-unit pricing.

Seasonality: Demand peaks in Q3-Q4 (harvest and holiday seasons), which can increase prices 10-20%. Spring often offers the best pricing.

Size: Non-standard sizes (42x42, 48x48, etc.) typically cost 20-40% more than standard GMA due to limited supply.

Delivery: Local delivery within the Eugene metro area is often included for large orders. Longer distances add $0.50-$2.00 per pallet in freight costs.

Visual Defect Catalog

Understanding common pallet defects helps you inspect incoming pallets, negotiate prices, and determine whether a pallet is safe for its intended use. Below is a comprehensive catalog of defects organized by severity level, with their impact on grade classification.

AMinor Defects (Grade A Acceptable)

  • Surface scuffingLight abrasion marks on deck boards from normal forklift contact. No structural impact. Cosmetic only.
  • Minor ink stainingSmall ink marks or labels from previous use. Must be non-chemical stains. Does not affect food-grade suitability when surface is otherwise clean.
  • Hairline checksVery fine surface cracks in the wood grain (less than 1/16 inch wide). Natural wood drying characteristic. No structural concern.
  • Slight color variationBoards of different wood species or aging levels creating uneven coloring. Purely cosmetic difference.
  • Rounded edgesSlight rounding of board edges from normal handling wear. No sharp splinters or material loss.

BModerate Defects (Grade B Acceptable)

  • Board staining / discolorationVisible water stains, weathering marks, or general discoloration covering a portion of the deck surface. No mold or biological contamination.
  • Surface splinteringRaised wood fibers or small splinters along board edges. May require gloves during handling. Does not compromise board strength.
  • Slightly raised nailsNail heads protruding up to 1/8 inch above the board surface. Can be hammered flat during repair. Indicates some loosening from use.
  • Companion (sister) boardsA replacement board nailed alongside an existing board as a repair. Structurally sound but visually indicates previous damage and professional repair.
  • Minor notch wear on stringersSlight crushing or rounding of the stringer notch from repeated forklift entry. Less than 1/4 inch material loss. Stringer still fully functional.
  • Previous labels or markingsShipping labels, stamps, or painted markings from prior users. May require removal for certain applications.

CSignificant Defects (Grade C Acceptable)

  • Repaired / replaced boardsOne or more deck boards replaced with boards of a different species, thickness, or color. Repair is structurally sound but visually obvious.
  • Heavy weatheringExtensive graying, roughening, and surface degradation from prolonged outdoor exposure. Wood may feel soft on the surface but core is solid.
  • Board edge splits (partial)Cracks extending from the board end inward up to 1/3 of the board length. Does not extend through full board thickness. Must not compromise nail holding.
  • Stringer plugsA section of damaged stringer removed and replaced with a metal connector plate or wood plug. Indicates previous stringer failure that has been professionally repaired.
  • Heavy stainingExtensive discoloration from water, chemicals, or product spills covering most of the deck surface. Must not be hazardous material contamination.
  • Dimensional variationOverall dimensions up to 1/2 inch out of spec due to repairs, board replacement, or wear. Not suitable for automated systems but fine for manual handling.

Reject Criteria -- Defects That Fail All Grades

  • Broken stringers: Complete fracture through the stringer cross-section. Pallet cannot bear load safely.
  • Missing boards: Any missing deck board creates a gap that products can fall through or collapse into.
  • Active mold or fungus: Visible mold growth indicates moisture contamination and potential health hazard.
  • Pest infestation: Evidence of wood-boring insects (bore holes, frass) makes the pallet non-compliant.
  • Chemical contamination: Evidence of hazardous chemical spills, strong odors, or unknown substance exposure.
  • Severe warping: Pallet cannot sit flat on a level surface -- rocks or wobbles more than 1 inch at any corner.
  • Protruding nails (>1/4"): Nails extending more than 1/4 inch above the surface create puncture and injury hazards.
  • Structural rot: Soft, crumbling wood that has lost structural integrity. Probe testing reveals wood gives way easily.

Load Testing Standards by Grade

Each pallet grade has different expected load performance based on its condition. These ratings assume a standard 48x40 GMA pallet and are based on NWPCA guidelines and ISO 8611 testing methodology. Actual capacity may vary by wood species, moisture content, and specific condition.

Performance MetricGrade AGrade BGrade CNew Pallet
Static Load Capacity2,500 lbs (100%)2,200 lbs (88%)1,800 lbs (72%)2,500 lbs (100%)
Dynamic Load Capacity2,200 lbs (100%)1,900 lbs (86%)1,500 lbs (68%)2,200 lbs (100%)
Racking Load Capacity2,000 lbs (100%)1,650 lbs (83%)Not Recommended2,000 lbs (100%)
Expected Trip Cycles8-12+ trips4-8 trips1-4 trips10-15 trips
Dimensional Tolerance+/- 1/8 inch+/- 1/4 inch+/- 1/2 inch+/- 1/16 inch
Board Flex (max deflection)< 1/4 inch< 3/8 inch< 1/2 inch< 3/16 inch
Moisture Content< 25%< 30%< 35%19% (kiln-dried) or < 25% (air-dried)
Nail Withdrawal Resistance> 90% of new> 75% of new> 60% of new100% (baseline)
Suitable for RackingYesYes (reduced load)NoYes
Suitable for AutomationYesLimitedNoYes

Testing Methodology Notes

Static Load Test (ISO 8611-1): Pallet is placed on a flat, rigid surface and loaded incrementally with uniformly distributed weight until failure or target load is reached. Deflection is measured at center span.

Dynamic Load Test: Loaded pallet is lifted by forklift and transported over a standardized course including acceleration, turning, and deceleration. Pass/fail is based on load retention and structural integrity.

Racking Load Test (ISO 8611-1): Pallet is supported only at two opposite edges (simulating rack beams) with a 42-inch unsupported span. Load is applied incrementally. Maximum acceptable deflection is typically 1.5% of span length.

Percentages shown represent the fraction of new-pallet capacity that each grade retains. These are conservative guidelines -- individual pallets may perform better or worse depending on specific condition.

Grade Upgrade & Downgrade Criteria

Pallets can move between grades based on their condition. Understanding what triggers an upgrade or downgrade helps you evaluate pallet quality and determine whether repair can elevate a lower-grade pallet to a higher grade -- potentially saving significant money.

Upgrade Pathways

C to B Upgrade (Most Common)

  • • Replace all broken or split deck boards with matching lumber
  • • Re-nail all loose fasteners and ensure no protrusions
  • • Trim all splinters and rough edges
  • • Verify dimensional accuracy is within +/- 1/4 inch
  • • Ensure all stringers are structurally sound (no fractures)
  • Cost: $1.50-$3.00 per pallet in repair labor and materials

B to A Upgrade (Selective)

  • • Replace any stained or discolored boards with clean lumber
  • • Sand all surfaces smooth -- no splintering or roughness
  • • Ensure uniform board color and species throughout
  • • Achieve +/- 1/8 inch dimensional tolerance
  • • Remove all labels, markings, and stamps from previous use
  • Cost: $3.00-$5.00 per pallet -- only viable for high-value applications

Downgrade Triggers

A to B Downgrade

  • • Any visible staining, discoloration, or watermarks appearing on deck boards
  • • Development of surface splintering on any board edge
  • • Any nail head rising above board surface
  • • Dimensional drift beyond +/- 1/8 inch from spec
  • • Any board showing a crack longer than 2 inches (even if cosmetic only)
  • Value loss: approximately $3-$5 per pallet

B to C Downgrade

  • • Any board requiring replacement (companion boarding needed)
  • • Stringer notch damage exceeding 1/4 inch material loss
  • • Heavy staining covering more than 25% of deck surface
  • • Multiple raised nails requiring re-driving
  • • Dimensional variation exceeding +/- 1/4 inch
  • Value loss: approximately $3-$4 per pallet

When Repair-and-Upgrade Makes Financial Sense

The decision to repair a pallet to a higher grade depends on the price spread between grades, repair costs, and your specific quality requirements. Use this simple formula:

Upgrade ROI = (Higher Grade Price - Lower Grade Price) - Repair Cost

If the result is positive, upgrading makes financial sense.

Example: A Grade C pallet costs $4. A Grade B sells for $7. Repair cost to upgrade is $2. ROI = ($7 - $4) - $2 = $1 profit per pallet. At 500 pallets, that is $500 in added value from repair investment.

Buyer Negotiation Tips Based on Grade

Whether you are buying pallets for your business or negotiating with a supplier, understanding grading gives you significant leverage. These expert tips will help you get the best value for your pallet purchases.

Know the Grade Before You Quote

Always inspect samples or request photos before agreeing to a price. Many disputes arise from different expectations about what a "Grade B" looks like. Ask your supplier which grading standard they follow (NWPCA is the most common). Getting clarity upfront prevents disagreements at delivery.

Buy Grade B for Most Applications

Unless your application specifically requires Grade A (pharmaceutical, automated systems, premium retail), Grade B pallets deliver 95% of the performance at 40-50% less cost. For standard warehouse and shipping operations, Grade B is the industry sweet spot. Challenge any vendor who upsells Grade A without a compelling reason.

Negotiate Volume Breaks at Grade Thresholds

The biggest price jumps happen between grades, not within them. A mixed load of 60% Grade B and 40% Grade C can save 15-20% compared to all Grade B, while still meeting most operational needs. Ask your supplier about blended-grade pricing for large orders.

Request Repair Credits for Downgrades

If you receive pallets graded lower than ordered, do not just accept them. Calculate the grade difference value ($2-$5 per pallet depending on grade drop) and request a credit, replacement, or price adjustment. Document the discrepancy with photos during inspection.

Lock In Seasonal Pricing

Pallet prices fluctuate with demand. Q3-Q4 (harvest and holiday) sees prices peak 10-20% above spring levels. Negotiate forward contracts in Q1-Q2 to lock in lower prices for the year. Many suppliers offer 5-10% discounts for committed annual volumes.

Use Grade C Strategically

For one-way shipments where the pallet will not return, Grade C saves 50-70% versus Grade A. International shipments to regions without pallet return programs are ideal for Grade C. Just ensure Grade C pallets are heat-treated (ISPM-15) if shipping internationally.

Price Negotiation Benchmarks by Grade (48x40 GMA)

Order SizeGrade A RangeGrade B RangeGrade C RangeExpected Discount
1-49 pallets$11-$14$7-$9$4-$6List price
50-99 pallets$10-$13$6-$8$3.50-$5.505-10% off
100-499 pallets$9-$12$5.50-$7.50$3-$510-15% off
500+ (truckload)$8-$11$5-$7$2.50-$4.5015-25% off

Prices reflect Pacific Northwest market conditions. Actual pricing varies by region, season, and availability. Non-standard sizes typically add 20-40% premium. Delivery costs are additional unless included in a truckload order.

Ready to Order?

We maintain a large inventory of all three grades, ready for immediate pickup or delivery throughout Oregon and the West Coast. Contact us for current availability and pricing.