CB T 304-1992 Angle Safety Valve | High Pressure Industrial Safety Valve for Steam Systems
This CB T 304-1992 certified Angle Safety Valve is engineered for reliable over-pressure protection in steam, gas, and liquid pipelines. Constructed with a durable ZG230-450 body and a corrosion-resistant ZQSn10-2 disc, this valve ensures long-lasting performance in demanding industrial environments. It is an essential safety component for boilers, pressure vessels, and industrial piping systems.
Product Specifications & Features:
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Product Standard: Complies with CB T 304-1992 and flange dimensions per GB2501-89 (ISO2084-1974).
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Nominal Diameter (DN): Available in sizes from 25mm to 80mm.
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Robust Construction: Key components include Body (ZG230-450), Bonnet (HT200), Disc (ZQSn10-2), Stem (QAI9-2), and a high-performance Spring (60Si2Mn).
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Wide Working Pressure Range: Designed for multiple pressure tiers: 0.1-0.3 MPa, 0.3-0.6 MPa, 0.6-0.9 MPa, and 0.9-1.6 MPa.
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Secure Flange Connection: Features standardized flange connections for easy and secure installation.
Detailed Dimension Table (Flange Connection):
| Working Pressure (MPa) | DN (mm) | H (mm) | L (mm) | H1 (mm) | D (mm) | D1 (mm) | D2 (mm) | Bolt Holes (N-φd₀) |
|---|---|---|---|---|---|---|---|---|
| 0.1 – 0.3 | 25 | 164 | 100 | 115 | 85 | 68 | 16 | 4-φ14 |
| 32 | 184 | 105 | 140 | 100 | 78 | 18 | 4-φ18 | |
| 40 | 205 | 115 | 150 | 110 | 88 | |||
| 50 | 244 | 125 | 165 | 125 | 102 | 20 | ||
| 65 | 310 | 145 | 185 | 145 | 122 | |||
| 80 | 344 | 155 | 200 | 160 | 133 | 22 | 8-φ22 | |
| >0.3 – 0.6 | … | … | … | … | … | … | … | … |
| >0.6 – 0.9 | … | … | … | … | … | … | … | … |
| >0.9 – 1.6 | … | … | … | … | … | … | … | … |
The description/sizes may be different with goods, please check with us when order.
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