Shuhan Workwear logo
SHUHAN Industrial OEM
SECTION 03 // QUALITY ASSURANCE | TEXTILE PHYSICS ARCHITECTURE

Certified Standards & Lab Physics

Zero-compromise compliance. Every batch of high-tenacity yarn, barrier membrane, and structural seam is audited inside our certified ISO/IEC 17025 test laboratory prior to factory release.

Audit Schedule 2025 ACTIVE

Full destructive and non-destructive specimen assays run on 100% of raw roll lots.

verified NIST Traceable Instruments
ASSESSMENT METRIC 01
99.8%
Batch Pass Rate

Statistically calculated over 4.8M linear meters of technical fabric delivered across Q1-Q3.

ASSESSMENT METRIC 02
120K
Martindale Cycles

Surpasses heavy industrial benchmark standards (40,000 cycles) before visible micro-fiber rupture.

ASSESSMENT METRIC 03
22kmm
Hydrostatic Head

Dual-layer microporous ePTFE laminate resisting hurricane-grade driving hydraulic loads.

ASSESSMENT METRIC 04
CAT 4
46 cal/cm² Arc Rating

ATPV certified thermal shield with zero melt, zero drip characteristics in arc discharge events.

LIVE AUDIT ARCHIVE

Shuhan ISO Field Audit & Rig Floor Inspection

VERIFIED FIELD CORRELATION
EMPIRICAL VALIDATION CYCLE

Factory Mechanics Meet Material Physics

True safety requires closed-loop telemetry. Our internal testing protocols correlate lab-bench rupture thresholds with empirical wear logs harvested across 140+ active offshore drilling platforms and heavy stamping operations.

verified_user

Double-Blind Specimen Slicing

Three random samples harvested from every 1,000 meters produced; cut, conditioned, and tested within 4 hours.

query_stats

Digital Traceability Chain

Every completed protective garment bears a QR-linked digital passport citing exact loom lot and tensile test certificates.

GLOBAL STATUTORY COMPLIANCE

Accredited Safety Standards

Certified to exceed EU, North American, and International occupational safety regulations. Complete dossiers available for immediate procurement clearance.

All 6 Frameworks Fully Current (2025/2026 Audit Window)
EN ISO 20471 CLASS 3

High-Visibility Safety

Conspicuity assurance under daylight, twilight, and industrial halogen illumination environments.

Auditing Body BTTG (UK) #0338
Key Metric > 0.80 m² Fluo Material
Reflective Coeff RA > 500 cd/(lx·m²)
NFPA 2112 ZERO DRIP

Flash Fire Protection

Flame-resistant garment specifications for industrial personnel against short-duration thermal exposures.

Auditing Body UL LLC (North America)
Key Metric < 2.0s Afterflame Time
Char Length < 100mm Max Exposed
ANSI/ISEA 107 TYPE R / CLASS 3

Roadway & Transit Safety

High-visibility safety apparel standard governing highway, civil engineering, and tarmac operations.

Auditing Body Intertek Americas
Key Metric 1240 in² Background
Tape Width 50mm Retroreflective
OEKO-TEX® 100 CLASS II

Non-Toxic Ecology

Comprehensive laboratory testing for over 300 regulated and non-regulated hazardous chemical substances.

Auditing Body Hohenstein Institute
Key Metric 0.0% Formaldehyde / PFAS
Skin Contact Hypoallergenic Certified
EN 343:2019 CLASS 4:4:X

Weather Protection

Protective apparel test for resistance to water penetration and water vapour resistance (breathability).

Auditing Body Centexbel Europe
Key Metric Wp ≥ 20,000 Pa Pre-Wash
Ret Breathability Ret < 15 m²·Pa/W
ASTM D4966 GRADE A-1

Martindale Abrasion

Surface wear and kinetic abrasion resistance test using standard wool abradant under controlled 12 kPa loading.

Auditing Body SGS North America
Key Metric 120,000 Rub Revolutions
Yarn Breakage Zero Broken Ends at 80k
PHYSICAL TEST RIGS

Interactive Lab Protocols

Select an instrumentation rig to preview real-time stress test parameters and live calibration data sheets.

01 ISO 13934-1

Tensile Stress Rig

Electromechanical dual-column floor-standing load frame executing multi-directional grab & tear fracture stress.

Load vs Elongation Curve Max 3,450 N
0 mm YIELD: 18% BREAK: 32mm
  • Crosshead Velocity: 100 mm/min
  • Pneumatic Wedge Grip Pressure: 6.5 bar
  • Automated Gauge Length: 200 mm ±1mm
02 AATCC 127

Hydrostatic Column

Pressurized liquid head testing sealed seams and micro-porous membrane junctions up to complete saturation breakdown.

Dynamic Fluid Head Gradient 22,400 mm H₂O
5K mm 10K mm 15K mm 22.4K mm
  • Pressurization Rate: 60 cm H₂O/min
  • Test Specimen Diameter: 100 cm²
  • Distilled H₂O Temperature: 20°C ±2°C
03 CIE LAB D65

Spectrophotometer Assay

Precision spectral chromaticity mapping assessing fluorescence endurance post-50 industrial wash & autoclave cycles.

Delta E Chromaticity Drift ΔE < 0.42
0 WASH ACCEPTANCE BOUNDARY 50 WASH
  • Illuminant: D65 Standard Daylight
  • Geometry: d/8° Integrating Sphere
  • Xenon Arc Accelerated Weathering
science
CURRENTLY HIGHLIGHTED PROTOCOL

ISO 13934-1 High-Tenacity Elongation Rig

Calibrated daily against certified stainless reference weights. All load tests archived in 10-year enterprise repository.

PROCUREMENT SAMPLES // 48-HOUR DISPATCH

Request Certified Swatches & Full Lab Dossiers

Verify our mechanical properties in your own facility. Enterprise safety directors and industrial buyers receive cut fabric swatches, seam shear test coupons, and certified laboratory summaries within 48 hours.

check_circle Individual Lot Test Reports Included
check_circle Flame-Retardant & Hi-Vis Swatches
check_circle Free Worldwide Courier Delivery
DIRECT PROCUREMENT

Order Swatch Binder

Strict enterprise privacy. Zero unsolicited marketing.