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Visible Magnetic Particle Product Comparison

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7HF

WB-27

1 Grey

8A Red

Description Ready-to-use aerosol Ready-to-use liquid Particles Particles
Method Wet method Wet method Dry method Dry method
Suspension Vehicle Oil Water N/A N/A
Sensitivity* 6 - 7 6 - 7 7 7
AMS 2641 ✔      
AMS 3040     ✔ ✔
AMS 3041 ✔      
AMS 3042   ✔    
AMS 3043 ✔ (aerosol)      
ASTM E709 ✔ ✔ ✔ ✔
ASTM E1444/E1444M ✔ ✔ ✔ ✔
ASME BPVC Section V ✔ ✔ ✔ ✔
ISO 9934 ✔ ✔   ✔
MIL-STD-2132 ✔ ✔ ✔ ✔
NAVSEA 250-1500-1   ✔    
NAVSEA T9074-AS-GIB-010/271     ✔ ✔
SAE AS4792   ✔    

* Representative of the number of indications on a tool steel ring as defined in ASTM E1444.

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