Your location:

/ Valve products / forged steel valve / Forged Steel Check Valve / H41H Flanged Forged Steel Check Valve
全国销售热线:0577-67378222

Product classification of Kaiweixi

KAI WEI XI CHAN PIN FEN LEI
  • H41H Flanged Forged Steel Check Valve

  • More Forged Steel Check Valve>>

  • More forged steel valve>>

  • More valve>>

Contact Us
  • Phone:+86(577)6730 7899
  • Mobile:+86 189 6779 6392
  • Fax:+86(577)6738 7099
  • Email:Carrie@kaiweixi.com
  • Address:No. 1, Linxia Road, Oubei Street, Yongjia County, Wenzhou City, Zhejiang Province,china
  • Website:https://www.kaiweixi.com
Other valve products you may need
  • H11H Female Threaded Forged Steel Check Valve
  • H61H Butt-Weld Forged Steel Check Valve
  • H45H Forged Steel Y-Type Check Valve
  • H15H Forged Steel Y-Type Check Valve
  • H61H Self-Sealing Forged Steel Check Valve
H41H Flanged Forged Steel Check Valve

H41H Flanged Forged Steel Check Valve

  • Model:H41H-150LB/H41H-300LB/H41H-600LB/H41H-900LB/H41H-1500LB/H41H-2500LB
  • Specification:1/2"- 2"
  • Temperature:≤550℃
  • Medium:Water, Steam, Oil, Nitric Acid, Acetic Acid, etc.
  • Pressure:150LB-2500LB
  • Connection method:Flanged
  • Driving method:Automatic
  • Material:Forged steel, forged stainless steel
x

Add QR code to serve you!

x

Add QR code to serve you!

x

Add QR code to serve you!

x
H41H Flanged Forged Steel Check ValveOverview

Overview

The H41H flanged forged steel check valve is an automatic valve designed for general and demanding industrial operating conditions. It relies on the flow energy of the medium itself to drive the disc to perform automatic opening and closing movements along the vertical centerline of the valve body, achieving unidirectional conveyance in the pipeline system and preventing backflow. The core of its design lies in the adoption of a compact straight-through flow path structure, ensuring smooth medium flow and reducing pressure loss. The valve body is formed through a forging process and made of high-quality carbon steel, alloy steel, or stainless steel, ensuring excellent impact resistance and structural integrity under high-pressure conditions. Key components are manufactured using precision machining processes, and the sealing surfaces of the disc and seat are overlaid with iron-based alloys or Stellite cobalt-based hard alloys, offering wear resistance, high-temperature resistance, corrosion resistance, good scratch resistance, and a long service life. The valve adopts a flanged connection method, secured to pipeline flanges via bolts, making it suitable for medium to high-pressure general industrial pipeline systems. The valve opens automatically under the forward force of the medium and closes automatically by the disc's own weight and back pressure when the medium flows in reverse or stops, achieving a reliable one-way shut-off function. Specifically designed for industrial fluid conveyance systems such as water, steam, oil, and corrosive media, it features a nominal diameter range of DN15~DN50 and a nominal pressure range of PN1.6~42.0MPa (Class 150~2500Lb), with an operating temperature range of -29°C to 550°C. It is particularly suitable for demanding operating conditions in industries like petroleum, chemical, power, metallurgy, and general industry that require compact structure, convenient installation, and long-term stable operation under high temperature, high pressure, or corrosive environments.

H41H Flanged Forged Steel Check Valve Product Image

H41H Flanged Forged Steel Check ValveCharacteristic

Features

1、High-Performance Forged Body Construction: The valve body is formed through an integral forging process using high-quality carbon steel, stainless steel, or alloy steel. This eliminates casting defects, significantly enhances material density and strength, ensuring long-term stable operation under high pressure, high temperature, and demanding conditions, and completely avoids the risk of pressure-containing part failure.

2、Reliable Automatic Sealing System: The sealing surfaces of the disc and seat feature a metal-to-metal or metal-to-non-metal design. The sealing surfaces are precision ground to ensure excellent mating contact. The valve utilizes the forward pressure of the medium to automatically open the disc. When flow reverses or stops, the disc closes rapidly by its own weight and the reverse pressure, providing tight and reliable unidirectional shut-off to prevent backflow.

3、Compact Female Threaded Connection: It utilizes standard tapered pipe threads (such as NPT, PT, BSPT) or straight threads for connection. The valve screws directly onto the pipe, allowing for quick and easy installation, as well as convenient disassembly and maintenance. The threaded connection is compact and occupies minimal space, making it particularly suitable for piping systems with space constraints.

4、Low Flow Resistance Straight-Through Flow Path Design: The internal flow path features a straight-through design. This results in a short, smooth media flow path, effectively reducing fluid resistance losses and pressure drop. The smooth transitions in the flow path avoid turbulence and media stagnation, making it suitable for various industrial fluids including water, steam, oil, and corrosive media.

5、Wide Applicability Across Operating Conditions: The product design covers pressure classes from Class 150 to Class 2500 and a wide temperature range. It meets the piping control requirements of diverse industries such as petroleum, chemical, power, metallurgy, pharmaceutical, and general industrial applications.

6、Operation and Configuration: As an automatic valve, it requires no external power source or manual operation. It relies entirely on the energy of the flowing medium to open and close, providing sensitive response and reliable action. It can be installed in either horizontal or vertical positions, offering installation flexibility to suit different piping layout requirements.

H41H Flanged Forged Steel Check Valvestructure principle

H41H Flanged Forged Steel Check Valve Structure Diagram

Parts Name

零件名称Parts NameCS to ASTMAS to ASTMSS to ASTM
Type A105Type F22Type F304(L)Type F316(L)
阀体BodyA105A182 F22A182F304(L)A182F316(L)
阀瓣DiscA105A182 F22A182F304(L)A182F316(L)


H41H Flanged Forged Steel Check Valvetechnology parameter

Performance Specification Table

性能规范表Performance Specification Table
公称压力Nominal Pressure150-2500LBMPa
强度试验压力Strength Test Pressure1.5times
密封试验压力Seal Test Pressure1.1times
适用温度Applicable TemperatureCarbon Steel: -29℃ to 425℃ Alloy Steel: -29℃ to 550℃ Stainless Steel: -29℃ to 200℃


H41H Flanged Forged Steel Check Valvestandard size

H41H Flanged Forged Steel Check Valve Dimension Diagram


H41H Flanged Forged Steel Check Valve Dimension Table

NPS1/2"3/4"1"11/4"11/2"2"
L(RTJ)216229254279305371
L1(BW)216229254279305368
H797995104120139