دانلود استاندارد ASME B16.5-2017

استاندارد ASME B16.5-2017

استاندارد فلنج های لوله و اتصالات فلنجی

استاندارد سایز اسمی لوله 1/2 تا 24 متر/اینج

قیمت در مارکت های جهانی: 260 دلار

سرفصل های استاندارد ASME B16.5-2017:

Foreword . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . viii
Committee Roster . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . x
Correspondence With the B16 Committee . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xi
Summary of Changes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiii
List of Changes in Record Number Order . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xv
1 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
2 Pressure–temperature Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
3 Component Size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
4 Marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
5 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
6 Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
7 Tolerances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
8 Pressure Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Mandatory Appendices
I Threading of Pipe for American National Standard Threaded Flanges . . . . . . . . . . . . . . . . . . . . 108
II Pressure–temperature Ratings and Dimensional Data for Classes 150, 300, 400, 600, 900, 1500, and
2500 flanges and classes 150 and 300 flanged fittings in u.s. customary units . . . . . . . . . . . . 110
III References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195
Nonmandatory Appendices
A Method Used for Establishing Pressure–temperature Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . 198
B Limiting Dimensions of Gasketsother than ring joint gaskets . . . . . . . . . . . . . . . . . . . . . . . . . . 203
C Method for Calculating Bolt Lengths . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 205
D Quality System Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207
E Dimensions of Classes 400, 600, 900, 1500, and 2500 Flanged Fittings in U.S. Customary Units . 208
Figures
1 Bevel for Outside Thickness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
2 Bevel for Inside Thickness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
3 Bevel for Combined Thickness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
4 Straight Hub Welding Flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
5 Method of Designating Outlets of Reducing Fittings in Specifications (flanged fittings) . . . . . . . . 17
6 End Flange Facings and Their Relationship to Flange Thickness and center-to-end and end-to-end
dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
7 Bevel for Wall Thicknesses t from 5 mm to 22 mm inclusive . . . . . . . . . . . . . . . . . . . . . . . . . . 20
8 Bevel for Wall Thicknesses t greater than 22 mm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
9 Inside Contour for Use With Rectangular Backing Ring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

10 Inside Contour for Use With Taper Backing Ring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
11 Thread Length for Connection Tapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
12 Socket Welding for Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
13 Bosses for Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
14 Butt Welding for Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
15 Method of Designating Location of Auxiliary Connections When Specified (flanged fittings) . . . . 23
II-6 End Flange Facings and Their Relationship to Flange Thickness and Center-To-End and end-to-end
dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
II-7 Bevel for Wall Thicknesses t from 0.19 in. to 0.88 in. inclusive . . . . . . . . . . . . . . . . . . . . . . . . . 113
II-8 Bevel for Wall Thicknesses t greater than 0.88 in. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
II-9 Inside Contour for Use With Rectangular Backing Ring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
II-10 Inside Contour for Use With Taper Backing Ring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
II-11 Thread Length for Connection Tapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
II-12 Socket Welding for Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
II-13 Bosses for Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
II-14 Butt Welding for Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
C-1 Specified Machine Bolt Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206
C-2 Specified Stud Bolt Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206
Tables
1A list of material specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
1B List of Bolting Specifications: Applicable Astm Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . 9
1C flange bolting dimensional recommendations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
2-1.1 Pressure–temperature Ratings for Group 1.1 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
2-1.2 Pressure–temperature Ratings for Group 1.2 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
2-1.3 Pressure–temperature Ratings for Group 1.3 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
2-1.4 Pressure–temperature Ratings for Group 1.4 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
2-1.5 Pressure–temperature Ratings for Group 1.5 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
2-1.7 Pressure–temperature Ratings for Group 1.7 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
2-1.9 Pressure–temperature Ratings for Group 1.9 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
2-1.10 Pressure–temperature Ratings for Group 1.10 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
2-1.11 Pressure–temperature Ratings for Group 1.11 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
2-1.13 Pressure–temperature Ratings for Group 1.13 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
2-1.14 Pressure–temperature Ratings for Group 1.14 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
2-1.15 Pressure–temperature Ratings for Group 1.15 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
2-1.17 Pressure–temperature Ratings for Group 1.17 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
2-1.18 pressure–temperature ratings for group 1.18 materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
2-2.1 Pressure–temperature Ratings for Group 2.1 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
2-2.2 Pressure–temperature Ratings for Group 2.2 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
2-2.3 Pressure–temperature Ratings for Group 2.3 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
2-2.4 Pressure–temperature Ratings for Group 2.4 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
2-2.5 Pressure–temperature Ratings for Group 2.5 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
2-2.6 Pressure–temperature Ratings for Group 2.6 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
2-2.7 Pressure–temperature Ratings for Group 2.7 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
2-2.8 pressure–temperature ratings for group 2.8 materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

2-2.9 Pressure–temperature Ratings for Group 2.9 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
2-2.10 Pressure–temperature Ratings for Group 2.10 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
2-2.11 Pressure–temperature Ratings for Group 2.11 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
2-2.12 Pressure–temperature Ratings for Group 2.12 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
2-3.1 Pressure–temperature Ratings for Group 3.1 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
2-3.2 Pressure–temperature Ratings for Group 3.2 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
2-3.3 Pressure–temperature Ratings for Group 3.3 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
2-3.4 Pressure–temperature Ratings for Group 3.4 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
2-3.5 Pressure–temperature Ratings for Group 3.5 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
2-3.6 Pressure–temperature Ratings for Group 3.6 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
2-3.7 Pressure–temperature Ratings for Group 3.7 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
2-3.8 Pressure–temperature Ratings for Group 3.8 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
2-3.9 Pressure–temperature Ratings for Group 3.9 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
2-3.10 Pressure–temperature Ratings for Group 3.10 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
2-3.11 Pressure–temperature Ratings for Group 3.11 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
2-3.12 Pressure–temperature Ratings for Group 3.12 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
2-3.13 Pressure–temperature Ratings for Group 3.13 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
2-3.14 Pressure–temperature Ratings for Group 3.14 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
2-3.15 Pressure–temperature Ratings for Group 3.15 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
2-3.16 Pressure–temperature Ratings for Group 3.16 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
2-3.17 Pressure–temperature Ratings for Group 3.17 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
2-3.19 Pressure–temperature Ratings for Group 3.19 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
3 permissible imperfections in flange facing finish for raised face and large male and female flanges 65
4 dimensions of facings (other than ring joints, all pressure rating classes) . . . . . . . . . . . . . . . . . 66
5 dimensions of ring joint facings (all pressure rating classes) . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
6 Reducing Threaded and Slip-On Pipe Flanges for Classes 150 Through 2500 Pipe Flanges . . . . . 75
7 templates for drilling class 150 pipe flanges and flanged fittings . . . . . . . . . . . . . . . . . . . . . . . . 76
8 dimensions of class 150 flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
9 Dimensions of Class 150 Flanged Fittings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
10 templates for drilling class 300 pipe flanges and flanged fittings . . . . . . . . . . . . . . . . . . . . . . . . 85
11 dimensions of class 300 flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
12 Dimensions of Class 300 Flanged Fittings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
13 templates for drilling class 400 pipe flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
14 dimensions of class 400 flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
15 templates for drilling class 600 pipe flanges and flanged fittings . . . . . . . . . . . . . . . . . . . . . . . . 96
16 dimensions of class 600 flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
17 Templates for Drilling Class 900 Pipe Flanges and Flanged Fittings . . . . . . . . . . . . . . . . . . . . . . 99
18 Dimensions of Class 900 Flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
19 Templates for Drilling Class 1500 Pipe Flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
20 Dimensions of Class 1500 Flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
21 Templates for Drilling Class 2500 Pipe Flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
22 Dimensions of Class 2500 Flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
I-1 Projection of Threaded Pipe End Through a Ring Gage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
II-2-1.1 Pressure–temperature Ratings for Group 1.1 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
II-2-1.2 Pressure–temperature Ratings for Group 1.2 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117

II-2-1.3 Pressure–temperature Ratings for Group 1.3 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
II-2-1.4 Pressure–temperature Ratings for Group 1.4 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
II-2-1.5 Pressure–temperature Ratings for Group 1.5 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120
II-2-1.7 Pressure–temperature Ratings for Group 1.7 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
II-2-1.9 Pressure–temperature Ratings for Group 1.9 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
II-2-1.10 Pressure–temperature Ratings for Group 1.10 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
II-2-1.11 Pressure–temperature Ratings for Group 1.11 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124
II-2-1.13 Pressure–temperature Ratings for Group 1.13 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
II-2-1.14 Pressure–temperature Ratings for Group 1.14 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126
II-2-1.15 Pressure–temperature Ratings for Group 1.15 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
II-2-1.17 Pressure–temperature Ratings for Group 1.17 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
II-2-1.18 pressure–temperature ratings for group 1.18 materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
II-2-2.1 Pressure–temperature Ratings for Group 2.1 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
II-2-2.2 Pressure–temperature Ratings for Group 2.2 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
II-2-2.3 Pressure–temperature Ratings for Group 2.3 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
II-2-2.4 Pressure–temperature Ratings for Group 2.4 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
II-2-2.5 Pressure–temperature Ratings for Group 2.5 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
II-2-2.6 Pressure–temperature Ratings for Group 2.6 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
II-2-2.7 Pressure–temperature Ratings for Group 2.7 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
II-2-2.8 pressure–temperature ratings for group 2.8 materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
II-2-2.9 Pressure–temperature Ratings for Group 2.9 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
II-2-2.10 Pressure–temperature Ratings for Group 2.10 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139
II-2-2.11 Pressure–temperature Ratings for Group 2.11 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
II-2-2.12 Pressure–temperature Ratings for Group 2.12 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141
II-2-3.1 Pressure–temperature Ratings for Group 3.1 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
II-2-3.2 Pressure–temperature Ratings for Group 3.2 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
II-2-3.3 Pressure–temperature Ratings for Group 3.3 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
II-2-3.4 Pressure–temperature Ratings for Group 3.4 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
II-2-3.5 Pressure–temperature Ratings for Group 3.5 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144
II-2-3.6 Pressure–temperature Ratings for Group 3.6 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
II-2-3.7 Pressure–temperature Ratings for Group 3.7 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146
II-2-3.8 Pressure–temperature Ratings for Group 3.8 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
II-2-3.9 Pressure–temperature Ratings for Group 3.9 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
II-2-3.10 Pressure–temperature Ratings for Group 3.10 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
II-2-3.11 Pressure–temperature Ratings for Group 3.11 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
II-2-3.12 Pressure–temperature Ratings for Group 3.12 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
II-2-3.13 Pressure–temperature Ratings for Group 3.13 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
II-2-3.14 Pressure–temperature Ratings for Group 3.14 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
II-2-3.15 Pressure–temperature Ratings for Group 3.15 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
II-2-3.16 Pressure–temperature Ratings for Group 3.16 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
II-2-3.17 Pressure–temperature Ratings for Group 3.17 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
II-2-3.19 Pressure–temperature Ratings for Group 3.19 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
II-3 permissible imperfections in flange facing finish for raised face and large male and female flanges 155
II-4 dimensions of facings (other than ring joints, all pressure rating classes) . . . . . . . . . . . . . . . . . 156
II-5 dimensions of ring joint facings (all pressure rating classes) . . . . . . . . . . . . . . . . . . . . . . . . . . . 158

II-6 Reducing Threaded and Slip-On Flanges for Classes 150 Through 2500 Pipe Flanges . . . . . . . . . 165
II-7 templates for drilling class 150 pipe flanges and flanged fittings . . . . . . . . . . . . . . . . . . . . . . . . 166
II-8 dimensions of class 150 flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
II-9 Dimensions of Class 150 Flanged Fittings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170
II-10 templates for drilling class 300 pipe flanges and flanged fittings . . . . . . . . . . . . . . . . . . . . . . . . 173
II-11 dimensions of class 300 flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 174
II-12 Dimensions of Class 300 Flanged Fittings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 178
II-13 templates for drilling class 400 pipe flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181
II-14 dimensions of class 400 flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182
II-15 templates for drilling class 600 pipe flanges and flanged fittings . . . . . . . . . . . . . . . . . . . . . . . . 184
II-16 dimensions of class 600 flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 185
II-17 Templates for Drilling Class 900 Pipe Flanges and Flanged Fittings . . . . . . . . . . . . . . . . . . . . . . 187
II-18 Dimensions of Class 900 Flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 188
II-19 Templates for Drilling Class 1500 Pipe Flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 190
II-20 Dimensions of Class 1500 Flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191
II-21 Templates for Drilling Class 2500 Pipe Flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 193
II-22 Dimensions of Class 2500 Flanges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 194
A-1 Rating Ceiling Pressure — pc, bar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201
A-2 Rating Ceiling Pressure — pc, psi . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
B-1 Gasket Groups and Typical Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 204
C-1 Thickness for Lapped Joints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206
C-2 f values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206
C-3 n values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206
E-1 Dimensions of Class 400 Flanged Fittings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 210
E-2 Dimensions of Class 600 Flanged Fittings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 216
E-3 Dimensions of Class 900 Flanged Fittings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 222
E-4 Dimensions of Class 1500 Flanged Fittings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 228
E-5 Dimensions of Class 2500 Flanged Fittings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 234