Normal
Pipe
Size

Outside
Diam

O.D. of Raised Face

of Base
of Hub

Thickness

Bore

Length Thru Hub

Dia. of Hub at Bevel

Radius of Fillet

Thread Length

Welding Neck Socket Welding

Slip-on Socket Welding

Lap Joint

Welding Neck

Slip-on Threaded Socket Welding

Lap Joint

D

G

X

T

B1

B2

B3

T1

T2

T3

A

R

Q

1/2

3/4

1

89

99

108

35.1

42.9

50.8

30.2

38.1

49.3

11.2

12.7

14.2

15.7

20.8

26.7

22.4

27.7

34.5

22.9

28.2

35.1

47.8

52.3

55.6

15.7

15.7

17.5

15.7

15.7

17.5

21.3

26.7

33.5

3.0

3.0

3.0

15.7

15.7

17.5

1 1/4

1 1/2

2

117

127

152

63.5

73.2

91.9

58.7

65.0

77.7

15.7

17.5

19.1

35.1

40.9

52.6

43.2

49.5

62.0

43.7

40.0

62.5

57.2

62.0

63.5

20.6

22.4

25.4

20.6

22.4

25.4

42.2

48.3

60.5

4.8

6.4

7.9

20.6

22.4

25.4

4

5

6

229

254

279

157.2

185.7

215.9

134.9

163.6

192.0

23.9

23.9

25.4

102.4

128.3

154.2

116.1

143.8

170.7

116.8

144.5

171.5

76.2

88.9

88.9

33.3

36.6

39.6

33.3

36.6

39.6

114.3

141.2

168.4

11.2

11.2

12.7

33.3

36.6

39.6

8

10

12

343

406

483

269.7

323.9

381.0

246.1

304.8

365.3

28.4

30.2

31.8

202.7

254.5

304.8

221.5

276.4

327.2

222.3

277.4

328.2

101.6

101.6

114.3

44.5

49.3

55.6

44.5

49.3

55.6

219.2

273.1

323.9

12.7

12.7

12.7

44.5

49.3

55.6