900lb/1500lb Forged Steel Flange Piston Check Valve (GAH41H)
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Product Highlights
- Forged Steel Construction: Superior strength and density compared to castings, ideal for sizes under 2 inches.
- Y Pattern Flow Design: Straight-through flow path significantly reduces flow resistance.
- Spring Loaded Sealing: Ensures reliable sealing performance even under low-pressure conditions.
- Multiple Material Options: Available in Carbon Steel, Stainless Steel, Duplex, and various Alloy grades.
- Comprehensive Standards Compliance: Manufactured to ANSI, BS, and MSS standards including NACE MR 0175.
- Flexible End Connections: Supports Flanged, Socket Welded, Threaded, and Butt-Welded end options.
- Customizable Pressure Ratings: Available in ratings from 150lb up to 2500lb for diverse industrial needs.
Product Attributes
- Customization
- Available
- Temperature
- -29~550 Deg
- Connection Form
- Flange
- Model NO.
- GAH41H
- Structure
- Elevated
- Flow Direction
- Reversing
- Standard
- ANSI
- Application
- Industrial Usage
- Size
- 1/2"~2"
- Nominal Pressure
- 150~600lb;900~1500lb
- Transport Package
- Plywood Case
- Specification
- ISO 9001
- Trademark
- GOOLE, OEM
- Origin
- China(Mainland)
- HS Code
- 8481804090
- Production Capacity
- 5000PCS/Year
Product Images of 900lb/1500lb Forged Steel Flange Piston Check Valve (GAH41H)
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Product Description

Standard specification.
Connection ends conform to:
-Socket welded ends:ANSI B16.11.
-(NPT threaded)Screw ends:ANSI B1.20.1.
-Butt-welded ends:ANSI B 16.25.
-Flanged ends:ANSI B 16.5.
Inspection & testing:ANSI 598.
NACE MR 0175 on request
Tag: MSS SP 25.
Construction features.
Spring Loaded To Ensure That Even In The Low-Pressure Sealing Performance As Well.Y pattern straight-through flow path,greatly reducing flow resistance.
Application.
For valves which size is smaller than 2"(DN50), forged steel valves are recommended. Compared with castings,forged valve offer the advantages of more uniform structure, greater density, higher strength integrity, enhanced dimensional characteristics and closer dimensional tolerances.Owing to so many advantageds,the forged valve can be widely used in the fields of petroleum,natural gas,chemical,power and other industries.
Main Parts and Material.
| No | Part Name | C.S to ASTM | A.S to ASTM | S.S to ASTM | |
| A105 | F22 | F304(L) | F316(L) | ||
| 1 | Body | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
| 2 | Namplate | S.S | |||
| 3 | Piston Disc | A276 420 | A276 304 | A276 304(L) | A276 316(L) |
| 4 | Bonnet | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
| 5 | Gasket | Corrugated SS+graphite | |||
| 6 | Bolt | A193 B7 | A193 B16 | A193 B8(M) | A193 B8(M) |
| Suitabl Medium | W.O.G | W.O.G | HNO3CH3OOH | ||
| Suitable Temperature | -29~425 Deg | -29~550 Deg | -29~180 Deg | ||
Main External DImensions(mm) and Weights(Kg)
| NPS | 1/2 | 3/4 | 1 | 1 1/4 | 1 1/2 | 2 | |
| L(RTJ) | 216 | 229 | 254 | 279 | 305 | 371 | |
| L1(BW) | 216 | 229 | 254 | 279 | 305 | 368 | |
| H | 79 | 79 | 95 | 104 | 120 | 139 | |
| Weights | RTJ | 8.5 | 10.5 | 15.7 | 20.8 | 27.2 | 33.0 |
| BW | 6.4 | 8.0 | 13.2 | 17.8 | 24.2 | 29.7 | |
Product Range.
| Port | Full Port(FP)/Reduced Port(RP) |
| Structure | BC(Bolted Cover),WC(Welded Cover),PSC(Pressure Self-sealing Cover) |
| Disc | Swing type,Piston type or Ball type |
| Rating | Class 150/ 300/ 600/ 800/ 900/ 1500/ 2500 |
| Size Range | 3/8" to 2" |
| End Options | FLG, SW(Socket Welded), Threaded(NPT/BSP), BW(Butt Welded) |
| Optional Materials | -Carbon Steel: A105, LF2 -Stainless Steel: F304, F304L, F316, F316L -Duplex: F51, F55 -Alloy: F1, F5, F5A, F9, F11, F22 |
| Special Design | Y pattern forged check valve |

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 materials are available for the valve body?
- Options include Carbon Steel (A105, LF2), Stainless Steel (F304, F316L), Duplex (F51, F55), and various Alloy grades.
- Is the valve suitable for low-pressure applications?
- Yes, the spring-loaded design ensures effective sealing performance even in low-pressure scenarios.
- What connection types are supported?
- The valve supports Flanged, Socket Welded (SW), Threaded (NPT/BSP), and Butt-Welded (BW) end connections.
- What is the lead time for production?
- Lead time is within 15 workdays during off-peak season and approximately one month during peak season.
- Are custom materials available?
- Yes, other materials are available upon request to meet specific project requirements.
- What standards does the valve comply with?
- It complies with ANSI 602, BS 5352, ANSI B16.34, and other relevant inspection and testing standards.
- What is the maximum pressure rating?
- The valve is available in pressure ratings ranging from 150lb up to 2500lb.
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