📏 Dimensions & Wire Gauges

Standard metric and imperial sizing for all staple classifications. All measurements conform to ISO 1649 and DIN 662 specifications.

Designation Crown Width Leg Length Wire Diameter Sheet Capacity Class
24/6 (A1) 11.1 mm 4.0 mm 0.45 mm 12-15 sheets Standard
24/8 (A2) 11.1 mm 5.5 mm 0.45 mm 20-25 sheets Standard
26/6 (A3) 14.0 mm 4.0 mm 0.40 mm 10-14 sheets Premium
26/8 (A4) 14.0 mm 5.5 mm 0.40 mm 18-22 sheets Premium
26/10 (A5) 14.0 mm 7.0 mm 0.40 mm 30-35 sheets Heavy-Duty
23/0 (B1) 17.0 mm 4.0 mm 0.65 mm 25-30 sheets Industrial
23/1 (B2) 17.0 mm 5.5 mm 0.65 mm 40-45 sheets Industrial
Crown Tolerance
±0.05 mm
Leg Length Tolerance
±0.10 mm
Wire Diameter Tolerance
±0.02 mm
Leg Parallelism
< 0.08 mm

⚙️ Materials & Surface Treatments

Material grades and coating specifications ensuring corrosion resistance, tensile strength, and feeding reliability across all environments.

Grade Base Material Surface Treatment Tensile Strength Rust Resistance Application
SC-STD Low-Carbon Steel Wire (SWRCH 45K) Blue Zinc Plating (3.5 μm) ≥420 MPa 72h NSS Standard Office
SC-PREM Spring Steel (SUP9) Yellow Zinc (5.0 μm) + Chromate ≥540 MPa 120h NSS High-Volume/Archive
SC-ECO Recycled Steel (≥60% PCR) Phosphate + Bio-Oil Coating ≥400 MPa 48h NSS Sustainable/Green Ops
SC-IND Hardened Alloy Steel Black Oxide + Wax (Low Friction) ≥650 MPa 96h NSS Industrial/Binding
SC-MAR 304 Stainless Steel PASSIVATED (No Plating) ≥500 MPa >500h NSS Marine/Humid/Chemical
Friction Coefficient
μ ≤ 0.18
Coating Adhesion
ASTM B571 Class 1
Residual Stress
< 80 MPa
Bending Fatigue
≥ 50,000 cycles

🔍 Quality Control & Tolerances

Statistical process control metrics and acceptance criteria for every production batch. Real-time optical inspection ensures zero-defect feeding performance.

Parameter Specification Limit Inspection Method Sampling Plan
Leg Straightness < 0.05 mm over 10 mm CMM / Optical Profiler AQL 0.65 (ISO 2859-1)
Crown Squareness ± 1.5° Machine Vision System 100% Inline
Wire Cross-Section Circularity > 0.95 Laser Micrometry Per Roll/Feed
Surface Defects 0 scratches, dents, or burrs Automated AOI 100% Inline
Coating Thickness ± 0.3 μm per spec XRF Analyzer 3x per heat

🖨️ Machine Compatibility Matrix

Verified fitment and feeding performance across major stapler and binding system manufacturers.

Manufacturer Supported Models Recommended Staple Feed Type
Bostitch / Stanley S80, S100, B40, A50 24/6, 24/8 Strap Fed (Type A)
Swisslinc 150, 250, 350 26/6, 26/8 Strap Fed (Type B)
Quill 150, 300, 5500 24/8, 26/10 Mag Fed / Strap
Avery Dennison ProBinder I/II, PerfectBinder 23/0, 23/1 Cartridge (Type C)
Brother / Canon PS50, PS60, FS100 24/6, 26/6 Mag Fed (Type D)

* Full compatibility list available in downloadable PDF. Custom feed-path engineering available for legacy or proprietary machines.

📜 Testing & Certification Standards

All product lines are manufactured, tested, and documented under internationally recognized quality and environmental frameworks.

  • ISO 9001:2015 (Quality Management)
  • ISO 14001:2015 (Environmental Management)
  • DIN 662 (Office Staples Dimensions)
  • ISO 1649 (Paper Staples - Types & Sizes)
  • ASTM F2080 (Wire Coating Standards)
  • ASTM B117 (Salt Spray Corrosion Testing)
  • REACH Compliant (EU Regulation 1907/2006)
  • RoHS 3.0 Compliant (Restriction of Hazardous Substances)

📥 Engineering Downloads

Access full datasheets, CAD models, and compliance certificates for your design or procurement workflow.

🛠️ Custom Engineering Request

Require non-standard dimensions, proprietary alloys, or modified feed geometries? Submit your specifications for rapid prototyping and bulk pricing.