API 520 Open Bonnet Packed Lever Balance Bellows Orifice Conventional Flanged Pressure Safety Relief Valve for Steam Boiler
Product Introduction
Our Top Entry Ball Valve, Bonney Forge Globe Valve, Basket Type Strainer is produced by advanced technology and world-class manufacturing capabilities so that it is of high quality and widely used. We always put the health and safety of our employees at the most important position in the operation of the company. Innovation is the basis of our company's survival and a broad stage for the company's development and the staff to show their talents. We take credit as the foundation of our company's development and establish a good brand image for our company.
Description & Features
Steam Boiler Relief Valve is one of the three major safety accessories of the boiler, and an important safety relief device. The normal operation of it is directly related to the safe operation of the equipment. When the pressure in the aquipment increases and exceeds allowance, the valve can automatically open to discharge some mediums to prevent the pressure keeping raised. Steam Boiler Relief Valve is used on pressure equipments,containers or pipilines as overpressure protection.
● Steam Boiler Relief Valve has recoil mechanism, so that the opening height is increased, large emissions.
● It has an open engine hood and a radiator for timely heat dissipation.
● This valve has the characteristics of convenient adjustment, small volume and weight, large exhaust capacity.
Specifications
Size Range | Body Material |
3/4"-16" DN20-DN400 | WCB, WC6, WC9, CF8, CF8M |
Pressure Rating | Disc Material |
Class150-Class900 PN16-PN160 | 2Cr13/ 304, 304, 316 |
End Connection | Spring Material |
Flange (FF, RF, RJ) | 50CrVA, 50CrVA coated teflon |
Structure Style | Stem Material |
Spring Loaded, Open Bonnet | 2Cr13, 304, 316 |
Actuator Options | Design Standard |
With Lever | API RP 520 |
Temperature Range | Face to Face Standard |
-29℃~425℃ | API 526 |
Connection Standard | Test Standard |
Flange Drilling: ASME B16.5, ASME B16.47, GB/T 9113, JB/T 79 | API 527 |
Brand | DAGO or OEM |
Test | 100% quantity tested before delivery |
Guarantee | 12 months from date of shipment or Negotiable |
MOQ | 1 Set |
Sample | Available |
Color | Customer required or manufacturer default |
Packing | Plastic bag wrapped inside, seaworthy wooden case outside |
Certificate | API6D, CE, TUV, ISO9001, ISO14001, ISO45001, Mill Test Certificate |
Country of Origin | Zhejiang, China |
HS Code | 848140 (universal), 848140000 (China) |
Port | Shanghai or Ningbo |
Payment Terms | T/T, L/C, Western Union |
Since the establishment of our company, we have been working hard to research, produce and sell all kinds of excellent API 520 Open Bonnet Packed Lever Balance Bellows Orifice Conventional Flanged Pressure Safety Relief Valve for Steam Boiler. With a wide range, top quality, reasonable rates and stylish designs, our products are extensively used with this industries and other industries. At present, the quality policy of pursuing excellence has become the code of conduct for our employees to carry out their work.
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