DTI Washers - Direct Tension Indicator Washer - ASTM F959

DTI Washer is the world's simplest cost effective solution to control the tensioning of bolts. These unique, patented fasteners deliver consistent, reliable bolt tension, along with installation and inspection efficiency. They are used every day to achieve required tension loads on bolts in countless applications including: structural steel buildings and bridges, studs used in the petro-chemical industry, anchor bolts and SAE cap screws for automotive applications. This washer is also known as ASTM F959 Washer.

ASTM F959

DTI Washer

DTI Washer

DTI Washers (As per ASTM F959)

Finish / Colours

ZINC PLATING
HOT DIPPED GALVANIZED
TRIVALENT ZINC
CHROME & NICKEL
BLACKODIZED
OTHER SPECIAL FINISHES AVAILABLE ON REQUEST

Grades (Raw Material)

STAINLESS STEEL
CARBON STEEL GRADE 8
MILD STEEL
SPRING STEEL
BRASS AND COPPER
OTHER SPECIAL MATERIALS AVAILABLE ON REQUEST