The performance parameters

Design and manufacture in accordance with Chinese national standards

1, basic structure forms: Angle type

2, nominal pressure: PN1.6-4.0 (MPa)

3, nominal diameter, DN15-300 (mm)

Application specification

Follow the specification STANDARD

Design and manufacture GB12233 / GB 12235

Structure length 12221 GB/JB96 (series)

Structure length GB78 / JB79 (GB, HG, SH)

Pressure test of GB/T 13927

Mark 12220 GB

The supply of GB/T12252

Main connection size 1.6 MPa

DN in D1, D2 f L D b z - phi D Do H1 H2 W

15 1/2 65/90 95 95 45 2 14 4-14, 100, 240, 265, 7

20 3/4 75/95 105 105 55 2 16 4-14, 100, 245, 270, 7.5

25 1 80/100, 115, 85, 65 2 16 4-14, 120, 250, 275, 8.5

32 21/4 95/105 18, 135, 100, 78 2 4 18, 140, 260, 290-12

2 1/2, 100/115, 145, 110, 85 2 14 of 18 4-18, 140, 290, 325

50 2 115/125 2 20 160 125 100 4 18, 160, 300, 335-19

2 1/2 2 20 145 180 145 120 65 4 18, 180, 355, 400-27

80 3 155 195 155 135 2 22 April 18, 240, 400, 450-42

24 8-100 4 175 215 180 155 2 phi 18, 240, 455, 495 to 50

125 5 200 245 210 185 2 8 - phi 26 18, 280, 530, 560, 64

240/225 280 240 210 150 6 2 and 8 - phi 23, 320, 605, 650, 85

200 8, 275, 335, 295 275 2 30 - phi 23, 360, 650, 770, 155