noun which may take the genitive case particle 'no'
high tensile strength
Technical term used in materials science and engineering to describe materials that can withstand high tension without breaking.
この鋼材は高抗張力で、橋梁に適している。
This steel material has high tensile strength and is suitable for bridges.
抗張力 means 'tensile strength' in general; 高抗張力 specifically means 'high tensile strength'.
Compound of 高 (high) + 抗張力 (tensile strength). The exact historical derivation is uncertain, but the term is a straightforward technical coinage.