Marine Flanged Bronze Safety Valve CB/T 304-1992
- Suitable for steam pipeline of various kinds of vessels with temperature ≤225℃.
- For structure of valve please refer to JIS 7320-1976 Standard.
- The flange connection is in according to JISB 2220 or ISO 7005 Standard.
- Working Temperature: ≤220℃
- Blowdown of safety valve: ≤15 Mpa
- Nominal Pressure: 1.6Mpa
- Nominal Size: DN15-DN50
- Applicable Medium: Air, Sea water, Steam
- Applicable Set Pressure: 0.3-0.7Mpa,0.6-1.0Mpa, 1.0-1.6Mpa
Nominal Size mm |
Size mm |
L mm |
H mm |
D mm |
D1 mm |
b mm |
n-b mm |
25 | 1 | 80 | 164 | 105 | 73 | 13 | 4-13 |
32 | 1 1/4 | 85 | 184 | 115 | 83 | 13 | 6-15 |
40 | 1 1/2 | 90 | 205 | 125 | 93 | 14 | 6-15 |
50 | 2 | 95 | 244 | 135 | 103 | 14 | 6-15 |
65 | 2 1/2 | 115 | 310 | 155 | 123 | 14 | 6-15 |
80 | 3 | 125 | 344 | 170 | 138 | 14 | 8-15 |
Material
Name | Material | Standard |
Body, Cover | Tin Bronze | ZQSn10-21 |
Disc, Stem | Aluminum Bronze | QA19-21 |
Fill In | PTFE | SFT-2 |