Seam slippage - the correct mounting of 2 part specimens

Seam Slippage - The Correct Mounting of 2-part Specimens

For ISO 13936-1 and Similar Seam Slippage Tests - for images which demonstrate the steps below, please download the PDF document.

UNSEAMED SPECIMEN

• Ensure the 25 mm x 25 mm Jaw Faces are fitted to both top and bottom grips.
• Align the 38 mm mark with the edge of the top 25 mm x 25 mm Jaw Faces.
• Close the top grip.
• To permit the specimen to be slack mounted it must not be in contact with the body of the Grip. It should be suspended and hanging under its own weight only.
• DO NOT pull the specimen or pretension it in any way.
• Close the bottom grip.

UNSEAMED (SEWN) SPECIMEN

• Align the 38 mm mark with the edge of the top 25 mm x 25 mm Jaw Faces.
• Close the top grip.
• To permit the specimen to be slack mounted it must not be in contact with the body of the Grip. It should be suspended and hanging under its own weight only.
• DO NOT pull the specimen or pretension it in any way.
• Close the bottom grip.