DIN 901/ 902 Spring Loaded Steam Safety Valve / Pressure Relief Valve
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Product Highlights
- DIN Standard Compliance: Manufactured to DIN 901/902 standards for reliable steam and air pressure protection.
- Full Lift Design: Disc lifts over one-fourth of bore diameter for maximum discharge capacity and safety.
- Multiple Certifications: Certified with CCC, ISO, and CE marks ensuring high quality and safety standards.
- Adjustable Pressure: Features adjustable pressure settings to meet specific equipment protection needs.
- Versatile Applications: Suitable for steam, air, and other compressible fluids in boilers and heat exchangers.
- Robust Construction: Made from high-grade materials like 1.0619 and 1.4408 for durability and corrosion resistance.
- Flange Connection: Standard flange connection ensures easy and secure installation in pipeline systems.
Product Attributes
- Customization
- Available
- Media
- Steam
- Certification
- CCC, ISO, CE
- Model NO.
- GA 901 / 902 / 911 / 912
- Temperature
- Ordinary Temperature
- Connection
- Flange
- Pressure
- Adjustable
- Closed
- Closed/Open
- Structure
- Spring
- Material
- GS-C25
- Model No
- Ga901 / Ga902
- Size
- 3/4-12"
- Category
- Safety Valve
- Connecting Type
- Flange
- Medium
- Steam, Air., etc
- Medium Temperature
- Below 350 Deg C
- Usage
- Safety
- Application
- Overpressure Protection Device
- Transport Package
- Plywood Case
- Specification
- CE, SGS, TUV
- Trademark
- Goole or OEM
- Origin
- Wenzhou, Zhejiang, China
- HS Code
- 8481400000
- Production Capacity
- 50000PCS/Year
Product Images of DIN 901/ 902 Spring Loaded Steam Safety Valve / Pressure Relief Valve
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Product Description
DIN 901/ 902 Spring Loaded Steam Safety Valve / Pressure Relief Valve

Application:
DIN 901 / 902 Spring Loaded Full Lift Safety Valve is applicable as the pressure protecting device in the equipment or pipelines for steam, air,etc., which the working medium is ≤350ºC.
DIN Standard Safety Valve Features:
Safety valves were first used on steam boilers during the industrial revolution. Early boilers without them were prone to accidental Explosion.
Safety valves also evolved to protect equipment such as pressure vessel (fired or not) and heat exchangers. Safety valve term should be limited to compressible fluid application (gas, vapor, steam).
The two general types of protection encountered in industry are thermal protection and flow protection.
For liquid-packed vessels, thermal relief valves are generally characterized by the relatively small size of the safety valve necessary to provide protection from excess pressure caused by thermal expansion. In this case a small valve is adequate because most liquids are nearly incompressible, and so a relatively small amount of fluid discharged through the relief valve will produce a substantial reduction in pressure.
DIN Standard Safety Valve Specification
|
Type |
Nominal Pressure |
Body Material |
Nominal Diameter |
Working Temp. |
|
901/902/911/912 |
PN40/16 |
1.0619+N |
DN20/32-DN150/250 |
-10C~450C |
|
901/911 |
PN40/16 |
1.4408 |
DN20/32-DN100/150 |
-60C~400C |
|
DN |
20/32 |
25/40 |
32/50 |
40/65 |
50/80 |
65/100 |
80/125 |
100/150 |
120/200/ |
150/250 |
|
Throat Diameter do (mm) |
18 |
22 |
29 |
36 |
45 |
58 |
72 |
80 |
100 |
125 |
|
Orifice Area Ao(mm) |
254 |
398 |
661 |
1018 |
1590 |
2688 |
4072 |
6362 |
8825 |
12266 |
|
Weight (Kg) |
8.5 |
10 |
14 |
20 |
28 |
40 |
53 |
80 |
125 |
165 |
A full lift safety valve is one in which the disc lifts sufficiently, so that the curtain area no longer influences the discharge area. The discharge area, and therefore the capacity of the valve are subsequently determined by the bore area. This occurs when the disc lifts a distance of at least a quarter of the bore diameter. A full lift conventional safety valve is often the best choice for general steam applications.
Full lift safety valve opening height is more than one fourth times of the flow diameter. it has an advantage of discharging greatly .

About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR2331467". Items marked "" are certified.
Company Profile
Yongjia Goole Valve Co., Ltd is a specialized and modernized company. As industrial valves, filters and pipe fittings supplier and project service provider, we are willing to provide you with high quality and perfect fluid control solutions, to create a new intelligent system with high efficient, energy saving and environmental protection characteristics, so as to help you make full use of your energy.
We manufacture and offer:
Safety relief valve(Our hot products, we have price & performance advantages about safety valves, and we can offer you the best price and quality you want): Spring loaded safety valve, high pressure and high temperature safety valve, pilot operated safety valve, DIN Standard Safety Valve, etc...
Control Valve: Electric Control Valve, Pneumatic Control Valve, Self-operated control valve, Globe control valve, 3-way control valve. etc.
Ball Valve: Floating Ball Valve, Trunnion Mounted Ball Valve, DBB Ball Valve, Full Welded Ball Valve., etc.
Pressure Reducing Valve: Pilot Operated reducing valves, Direct Acting and Bellow Type Reducing Valves. etc.
Steam Trap: Free Float steam trap, Lever Ball Float steam trap, thermodynamic and thermostatic steam trap, inverted bucket steam trap, etc.
DIN Bellow sealed globe valves, Y Type Strainer
Besides, Other valves and pipe fittings also can be offered by us.
Our products are widely used in petroleum, chemical, metallurgy, power stationand some other fields. We can also design and manufacture the non-standard products according to Customers' requirements.
Our Products are in strict accordance with ISO 9001 International Quality Management System. We also have a complete inspection system to ensure the quality of our products. From the Market Researching to Designing and developing, from the material purchasing to furnishing, inspection and testing, from delivery to after sale service, every step is processed under the Standard Management. In order to produce the superior industrial valve and let the national-made valve replace imported valve, we always stick to the following principles: Ensure the Quality for Survival, Ensure the Continuous Innovation for Development, and ensure the high efficient service for Customers' satisfaction.
We would like to serve our esteemed customers with superior products, reasonable price and complete sales services. We pledge we will be your most reliable business partner always.
About Our Factory & Business Background
- Address
- He-Yi Industiral Zone, Oubei Town, Yongjia, Wenzhou, Zhejiang, China
- Terms of Payment
- LC, T/T, Western Union, Money Gram
- International Commercial Terms(Incoterms)
- FOB, EXW, CFR, CIF, DAT, DDP, DAP
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays - Nearest Port
- Ningbo, Shanghai
Our Production Capability & Technical Expertise
- Main Products
- Safety Valve, Ball Valve, Control Valve, Steam Trap, DIN Valve, Strainer, Gate Valve, Globe Valve, Check Valve, Pressure Reducing Valve
Our Industry Experience & Global Business Record
- Export Year
- 2009-07-09
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- What certifications does the valve have?
- The product is certified with CCC, ISO, and CE standards to ensure safety and quality.
- What is the lead time for orders?
- Peak season lead time is one month, while off-season lead time is within 15 working days.
- What payment terms are accepted?
- We accept LC, T/T, Western Union, and Money Gram for payment.
- What is the nominal pressure rating?
- The nominal pressure ratings are PN40 and PN16 for the various models available.
- What is the warranty period?
- Specific warranty details are not provided in the description, but the product is built to DIN standards for reliability.
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