This standard specifies hexagon nuts designed for use with bolts in assemblies that will be frequently disassembled and reassembled. They are provided with a spherical bearing face which, in conjunction with a 120° countersink or a conical seat as specified in DIN 6319, permit any displacements o...

This European Standard specifies the composition, property requirements and dimensional tolerances for copper alloy rod in the shape of circles, squares, hexagons or octagons, finally produced by drawing or extruding intended for general purposes. The sampling procedures and the methods of test ...

1.1 This specification covers alloy steel bolting materials for pressure vessels, valves, flanges. and fittings for low temperature service. The term "bolting material" as used in this specification covers rolled, forged, or strain-hardened bars, bolts, screws, studs, and stud bolts. The bars sha...

Introduction This Japanese Industrial Standard has been prepared based on ISO 4026, ISO 4027, ISO 4028 and ISO 4029 published in 1993 as the 2nd edition, without alteration in the technical contents with respect to the corresponding parts (quality, shape and dimensions). However, items which are ...

This Japanese Industrial Standard specifies the metallic wing bolts (hereafter referred to as "bolts"), for general use. Furthermore, these bolts have their heads (wing parts) firmly joined together with shanks by welding, caulking or other suitable methods, or those formed into one body.

This International Standard specifies the characteristics of unhardened taper pins with external thread, and metric dimensions and nominal diameters, d1, from 5 to 50 mm inclusive.