ISO_10684-2004__紧固件.热浸镀锌涂层
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Annex A (normative) Special requirements for bolts, screws and nuts with thread sizes M8 and M10 ....................................................................................................................................................... 11
4.2 Zinc ......................................................................................................................................................... 3
8.4 Adhesion of zinc coating...................................................................................................................... 8
9
Lubrication............................................................................................................................................. 9
2
Normative references ........................................................................................................................... 1
3
Terms and definitions........................................................................................................................... 2
5.6 Spinning and quenching ...................................................................................................................... 4
5.7 Special requirements for nuts ............................................................................................................. 4
4
Materials................................................................................................................................................. 3
8
Coating requirements ........................................................................................................................... 8
8.1 Appearance of zinc coating ................................................................................................................. 8
5
Hot dip galvanizing procedures and precautions ....Hale Waihona Puke Baidu........................................................................ 3
5.1 Stress relief............................................................................................................................................ 3
7
Mechanical properties of nuts tapped oversize and undersize threaded bolts, screws and
studs....................................................................................................................................................... 8
5.5 Hot dip galvanizing ............................................................................................................................... 3
4.1 Raw material of parts............................................................................................................................ 3
5.3 Baking .................................................................................................................................................... 3
6.2 Requirements and precautions in assembling hot dip galvanized threaded fasteners ................ 4
6.3 Special requirements for marking when supplying fasteners in sealed containers...................... 8
8.2 Considerations for hot dip galvanized washers ................................................................................ 8
8.3 Zinc coating thickness ......................................................................................................................... 8
Annex B (normative) Limits of sizes for hot dip galvanized internal and external screw thread M8 ...... 13
Annex C (informative) Calculation of minimum ultimate tensile loads and proof loads for bolts and screws M8 and M10 with threads undersized to tolerance class 6az .................................... 15
1
Scope...................................................................................................................................................... 1
6
Requirements on thread tolerances and additional marking ........................................................... 4
6.1 General ................................................................................................................................................... 4
5.2 Cleaning and pickling ........................................................................................................................... 3
5.8 Post-treatment ....................................................................................................................................... 4
Annex D (informative) Surface areas of bolts, screws and nuts ................................................................. 16
10 Ordering requirements ......................................................................................................................... 9
11 Designation............................................................................................................................................ 9
5.4 Fluxing.................................................................................................................................................... 3
ISO 10684:2004(E)
Contents
Page
Foreword ............................................................................................................................................................ iv