Nuts Bolts And Fasteners #5719904

* as per bs en iso 898-1.

* surface defect examination carried out according to iso 6157 part-1 gave a satisfactory result.* decarburization test satisfactory.

* result of tensile strength under wedge loading satisfactory.

* material is quenched and tempered (min 425oc).

* We hereby certify that the materials and fasteners were manufactured, sampled, tested and inspected according to the specification and as per purchase order.