BS EN 3228:2010 pdf free.Aerospace series—Nuts hexagonal, plain, reduced height, normal across flats, in steel, cadmium plated—Classification: 900 MPa (at ambient temperature)/ 235 °C.
BS EN 3228 This standard specifies the characterstics of plain, hexagonal nuts, reduced height, normal across flats, in steel, cadmium plated. Classification: 900 MPa1)/ 235。C2).
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
EN 2133, Aerospace series 一Cadmium plating of steels with specified tensile strength S 1 450 MPa, copper, copper alloys and nickel alloys
EN 2205, Aerospace series 一Steel FE-PL1502 (25CrMo4)一900 MPa s Rm≤1 100 MPa—Bars —D S40mm
EN 2424, Aerospace series 一Marking of aerospace products
EN 2438, Aerospace series 一Steel FE-PL2102 (35NiCr6)一900 MPa≤Rm≤1 100 MPa一Bars — D S40mm
EN 2448, Aerospace series 一Steel FE-PL 1503 (35CrMo4) 一900 MPa s Rm s 1 100 MPa一Bars — D S40mm
EN 3513, Aerospace series一Steel FE-PL711一Hardened and tempered一900 s RmS 1 100 MPa一Bar and wire D ≤45 mm3)
EN 9100, Quality Management Systems一Requirements for Aviation, Space and Defense Organizations
TR 3823, Aerospace series一Materials for plain, slotted and self-locking by plastic ring hexagonal nuts4)
ISO 5855-2, Aerospace一MJ threads一Part 2: Limit dimensions for bolts and nuts
ISO 8788, Aerospace一Nuts, metric 一Tolerances of form and position
ISO 9139, Aerospace一Nuts, plain or sotted (castellated) — Procurement specification
ISO 9609, Aerospace一Nuts, hexagonal, plain, reduced height, normal across flats, with MJ threads,classifications: 450 MPa (at ambient temperature) /120。C, 450 MPa (at ambient temperature) /235。C, 600 MPa (at ambient temperature) /425 °C, 900 MPa (at ambient temperature) /235 °C, 900 MPa (at ambient temperature) /315 °C, 900 MPa (at ambient temperature) /650。C, 1 100 MPa (at ambient temperature) /235。C, 1 100 MPa (at ambient temperature) /730。C and 1 250 MPa (at ambient temperature)/600 °C一Dimensions.
Dimensions and tolerances are in conformity with ISO 9609, expressed in millimetres and apply after surface treatment.
EN 2205, EN 2438, EN 2448, EN 3513 or TR 3823.
EN 2133, 5 μm minimum on threads and all surfaces which can be contacted by a 20 mm diameter ball. On all other surfaces, a continuous cadmium plating shall be present.BS EN 3228 pdf download.