ISO 4000-2:2007 pdf free

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ISO 4000-2:2007 pdf free.Passenger car tyres and rims — Part 2: Rims.
ISO 4000-2:2007 specifies the designation, contour and dimensions of 5° tapered (drop-centre) rims primarily intended for passenger cars.
I Scope
This part of ISO 4000 specifies the designation, contour and dimensions of 50 tapered (drop-centre) rims
primarily intended for passenger cars.
2 Normative references
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.
ISO 3911, Wheels and rims for pneumatic tyres — Vocabulary, designation and marking
3 Terms and definitions
For the purposes of this document, the terms and definitions given in ISO 3911 apply.
5 5° tapered (drop-centre) rims
5.1 Rim flanges
Recommended rim flange contours are given in Table I for the nominal rim diameter codes.
5.2 Rim contours
Dimensions and tolerances of the rims shall be as given in Figure 1 and Table 2. Optional bead seat contours and their dimensions are given in Figure 2 and Table 3.
NOTE For use with tubeless tyres, humps are necessary on the mounting side and preferred on the non-mounting side.
1 valve hole (see Clause 6)
2 vehicle mounting side
3 break corner equivalent to 0,5 minimum R
4 vehicle non-mounting side
a. Flange width includes edge radius. The portion of a flange beyond the minimum width shall be lower than the highest point of the flange.
b. These dimensions comprise the minimum well envelope for tyre mounting purposes at M max. or less, except for localized areas at the weld or valve hole.
6 Valve holes
6.1 General
Valve hole edges on the tyre side of rims shall be rounded or chamfered; valve hole edges on the weather
side of rims shall be free from burrs that could damage the valve.
6.2 Snap-in
To provide for adequate sealing, an unbroken smooth inside surface having at least 0,75 mm or 25 % of rim thickness, whichever is greater, shall be maintained. Suitable valves shall be used. Valve hole details for snap-in valves shall be as shown in Figure 3 or 4 for rims with 17,3 mm minimum well depth.
6.3 Other valves
Holes for other valves are under consideration.ISO 4000-2:2007 pdf download.

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