Sherwin Inc Liquid Penetrant Materials & Accessories Distributor
About Sherwin Incorporated
Sherwin Incorporated has manufactured its Dubl-Chek line of liquid dye inspection penetrants and related products since 1964. Dubl-Chek products are approved by governing agencies worldwide, including the US Government, ASME, ASTM, as well as the prime aerospace and military contractors and OEM's. Dubl-Chek fluorescent penetrants are used widely in aerospace, while Dubl-Chek visible penetrants are used throughout the welding and nuclear power industries.
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