BS EN ISO 898-2-2012 pdf download.Mechanical properties of fasteners made of carbon steel and alloy steel Part 2: Nuts with specified property classes Coarse thread and fine pitch thread (ISO 898-2:2012).
2 Normative references
The following referenced document, are indispensable for the apphcatlon of this documenl For dated refeences only the edleon cited apples For undated references, the Iest edition dthe referenced document (including any amendments) apples.
ISO 6157.2. Fasteners — Surface discoritlnuties — Part 2: Nuts
ISO 6506-1, MetallIc materials — Bnne4 hardness teat — Pm’t 1: Test method
ISO 6507-1. Mta’Jic madeda!s — Vtc*ers hardness teal — Part 1: Test method
ISO 6508.1. Metallic m.t.vtels — Rockwell hardness test — Pert I T.sS method ac&.s A, B, C. 0 E, F, G.M. K, N, 7)
ISO 6892-I, Metallic materials — Tensile testing — Part 1: Method of lest at room temperature
ISO 7500-1, Metaktc materials — VervttcalIon of stat#c w,iax,at testIng machines — Pert 1: Tens o,rip,essron testing machitnes — Verillcat,on and calioi’alon of the tome-measuring system
ISO 16426. Fsteners — Oualty aseijrence system
3 Symbols
For the pu-poses of this document. The following symbols apply.
1) nominal Thread diameter of the mit. e millinetres
•4 hd diameter cit the grip, r millimetres
F load, in ne1ons
I Iheknaes of th grl, in millimetres
a height of the nut. in mthmetres
P piteh of the Swead, r millenetres
• width acted flats, in mdllm.tr.s
4 DesignatIon systems
4.1 D.slgnatlon of nut styles
This pert of ISO 898 speciles requirements for three styles of nuts according to their height at4e 2: h nut with iswnémian height i, -0.9!) or O,9l) see Table Al;
— style I regiAar nut with nwwmum hSsOh( amm 0,8L) see Table A l
— style 0= thin nut with n’wtimum height 0,451) c – 08fl.
4.2 Designation of property classes
4,2.1 General
The mating and labelsig of mile with property classes .hal be as specified., Clause 10 lot only those nuts which meet al applicable requirements at tIes part of ISO 898.BS EN ISO 898-2 pdf download.