S. C. Dey & Co. Offers Bursting Strength Tester. S. C. Dey & Co. Is an ISO 9001 certified company. The Bursting Strength Tester is attached with two ring clamps. It has a rubber membrance to give pressure which helps in reading the pressure on pressure gauge. This Bursting Strength Tester is available in 0-7 & 0-35 Kg/Cm² combined range.