1 898 en iso specification




















The deformation of tensile specimens is uniform before they bear the maximum tensile stress, but beyond that, the DIN Class 5. Portal-type Processing Center. Floor-type Milling-boring Machine. E-mail: [email protected]. All Rights Reserved. Mon - Fri: - GMT E-Mail : [email protected]. Final text received or FDIS registered for formal approval.

Proof sent to secretariat or FDIS ballot initiated: 8 weeks. Close of voting. Proof returned by secretariat. International Standard under systematic review. Got a question? Ferralium Bolting. Nickel Alloy Bolting. Inconel Bolting. Incoloy Bolting. Monel Bolting. Hastelloy Bolting. Nimonic Bolting. Copper Nickel Bolting. Silicon Bronze Bolting. Aluminium Alloy Bolting. The non-notched side of the test piece shall be located near the surface of the bolt. Bolts, screws and studs with specified property classes — Coarse thread and fine pitch thread [2].

The bolt or screw shall meet the requirements for minimum tensile strength, either during wedge tensile testing or in a supplementary tensile test without a wedge, according to the values given for the relevant property class before fracture occurs. Set screws and similar threaded fasteners not under tensile stresses ISO Mechanical properties of fasteners — Part 7: Details and advice can be obtained from the Copyright Manager. Avenue Marnix 17, B Brussels? The grips of the testing machine should be self-aligning to avoid side thrust on the test piece.

Table 14 — Marking symbols Property class 3. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. For undated references the latest edition of the publication referred to applies. Complete decarburization up to the maximum specified in Table 3 cannot be detected by the hardness measurement method.

The specimen shall be mounted for grinding and polishing in a clamp or, preferably, a plastic mount. Nuts with specified proof load values — Fine pitch thread [5] 7. For details of these and other benefits contact Membership Administration.



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