09/30199939 DC : 0

Foreword
Section 1: General requirements
1 Scope
2 Normative references
3 Terms and definitions
4 General
5 Information and requirements to be agreed
   and to be documented
6 Manufacture and freedom from defects
7 Preparation for inspection
8 Heat treatment
9 Chemical composition
10 Testing
11 Maintenance of identity
12 Marking
13 Protection and packaging
14 Certification
Section 2: Bars for machining and sections
15 General
16 Dimensions and tolerances
17 Tensile, creep and stress-rupture tests
18 Hardness test
19 Internal defects
20 External defects
21 Macroexamination
22 Marking
Section 3: Forging stock and billets and bars
           for subsequent working
23 General
24 Dimensions and tolerances
25 Tensile, creep and stress-rupture tests
26 Internal defects
27 External defects
28 Macroexamination
29 Marking
Section 4: Forgings
30 General
31 Manufacture
32 Pre-production forgings
33 Production forgings
34 Procedure X for process control testing
35 Forgings subject to heat treatment after delivery
36 Selection and preparation of mechanical test
   samples for batch release testing
37 Hardness test
38 Internal defects
39 External defects
40 Grain flow and grain size
41 Marking
Section 5: Plate, sheet and strip
42 General
43 Dimensions and tolerances
44 Tensile, creep and stress-rupture tests
45 Hardness test
46 Single bend test
47 External defects
48 Marking
Section 6: Tubes
49 General
50 Dimensions and tolerances
51 Tensile, creep and stress-rupture tests
52 Hardness test
53 Drifting test
54 Distension test
55 Flattening test
56 Pressure test
57 External defects
58 Marking
Section 7: Wire
59 General
60 Dimensions and tolerances
61 Tensile, creep and stress-rupture tests
62 Ductility tests
63 External defects
64 Macroexamination
65 Marking
Section 8: Parts finally heat treated after machining
66 General
67 Manufacture
68 Condition
69 Heat treatment
70 Mechanical tests
71 Hardness test
72 External defects
Section 9: Bar and wire intended for the manufacture
           of fasteners
73 General
74 Dimensions and tolerances
75 Hardness test
76 Macroexamination
77 Grain size determination
78 Surface contamination
Annexes
Annex A (normative) - Rules for application of values for
        chemical mechanical properties given in material
        specifications
Annex B (normative) - Dimensional tolerances
List of tables

BS 4HR 100