ISO 7094:2000 download free.Plain washers-Extra large series – Product arade C.
ISO 7094 specifies the characteristics of extra-large-series, product-grade-C plain washers in the
100 HV hardness class, of nominal sizes (nominal thread diameters) ranging from 5 mm to 36 mm inclusive.
These washers are suitable for
hexagon bolts and screws of product grade C in property classes up to and Including 6.8. and hexagon nuts of product grade C In property classes up to and including 6
used in timber structures.
If dimensions other than those listed in ISO 7094 are required, they should be selected from those given in ISO 887.
2 Normative references
The following normative documents contain provisions which, through reference in this text, constitute provisions of ISO 7094. For dated references, subsequent amendments to, or revisions of, any of these publications do not apply. However, parties to agreements based on ISO 7094 are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies. Members of ISO and IEC maintain registers of currently valid International Standards.
ISO 887:_I), Plain washers for metric bolts, screws and nuts for general purposes — General plan.
ISO 32692000, Fasteners — Acceptance inspection.
ISO 4042:1999, Fasteners — Electroplated coatings.
ISO 4759-3:2000, Tolerances for fasteners — Part 3: Plain washers for bolts, screws and nuts — Product grades A and C.
ISO 6507-1:1997, Metallic materials — Vickers hardness test — Part 1: Test method.
3 Dimensions
See Fiqure 1 and Tables 1 and 2
4 Requirements and International Standards of reference See Table 3.
Table 3 — Specifications and International Standards of reference
5 Designation
EXAMPLE An extra-large-series, product-grade-C plain washer made of steel, of nominal size 8 mm and haidness dass 100 HV is designated as follows:
Washes’ ISO 70944100 HV.