Pressure Class

Nom. Size Pipe

Weld Neck

Slip-On

Thd.

Lap Joint

Blind

Socket

150

1/2

2

1

1

1

2

2

3/4

2

1.5

1.5

1.5

2

2

1

2.5

2

2

2

2

2

11/4

2.5

2.5

2.5

2.5

3

3

11/2

4

3

3

3

3

3

2

6

5

5

5

4

5

21/2

10

8

8

8

7

7

3

11.5

9

10

9

9

8

31/2

12

11

12

11

13

4

16.5

13

13

12

17

5

21

15

15

13

20

6

26

17

19.5

18

27

8

42

28

30

28

47

10

54

40

41

36

67

12

88

61

65

60

123

14

114

83

85

77

139

16

142

106

93

104

187

18

165

109

120

146

217

20

197

148

155

159

283

24

268

204

210

195

415

All dimensions given in inches.

Dimensions & tolerances in accordance with ANSI B16.5. Carbon steel flanges mechanical properties and chemistry conform to ASTM A105.

Flanges are furnished faced, drilled and spot faced or back faced.

*1/16 in. raised face included in dimensions Q, Y and YY.

**Bolt hole diameter 1/8 in. larger than bolt diameter.

***Weights listed are approximate values.

**** To be specified by the customer.