ISO standards download BS ISO 18488:2015 pdf download – Polyethylene (PE) materials for piping systems — Determination of Strain Hardening Modulus in relation to slow crack growth — Test method BS ISO 18488:2015 pdf download - Polyethylene (PE) materials for piping systems — Determination of Strain Hardening Modulus in relation to slow crack growth — Test method. 4 Principle Test specimens cut from compression moulded sheet are... 02-18 Download Now