Here’s a list of some of the most well-known global suppliers of stainless steel straight check valves:

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Leading Global Suppliers of Stainless Steel Straight Check Valves

1. Flowserve Corporation

   • Overview: A leading provider of fluid motion and control products and services.
   • Website: flowserve.com

2. Emerson Electric Co.

   • Overview: A multinational corporation that provides automation solutions including valves and related products.
   • Website: emerson.com

3. Kitz Corporation

   • Overview: A prominent Japanese valve manufacturer that offers a wide range of valves, including stainless steel options.
   • Website: kitz.co.jp

4. Crane Co.

   • Overview: An industrial manufacturer that produces valves, including check valves for various industries.
   • Website: craneco.com

5. Pentair plc

   • Overview: Provides various water and fluid management solutions, including valves for diverse applications.
   • Website: pentair.com

6. Val-Matic Valve and Manufacturing Corp.

   • Overview: A manufacturer of valves for water and wastewater treatment, including check valves.
   • Website: valmatic.com

7. Swagelok Company

   • Overview: Known for high-quality fluid system products, including valves and fittings.
   • Website: swagelok.com

8. Hawle Armatur GmbH

   • Overview: A German company that develops and manufactures valves for water supply and wastewater disposal.
   • Website: hawle.de

9. Zhejiang Dazhong Valve Co., Ltd.

   • Overview: A Chinese company specializing in the manufacture of various types of valves, including stainless steel check valves.
   • Website: dazhongvalve.com

10. Aspen Valves

    • Overview: A supplier that focuses on providing innovative valve solutions including check valves.
    • Website: aspenvalves.com ```

This list includes leading companies known for their manufacturing capabilities and innovation in the stainless steel straight check valve market. Please note that it's advisable to conduct further research specific to your needs, including regional suppliers and niche players, as the market can be quite dynamic.