BS EN 2940:1996
镀银的FE-PA92HT(A286)耐热钢螺纹至螺钉头部的斜十字槽100°埋头螺钉.等级:900 MPa(室温)/650℃
Screws, 100 ° countersunk head, offset cruciform recess, threaded to head, in heat resisting steel FE-PA92HT (A 286), silver plated - Classification: 900MPa (at ambient temperature)/650 °C