Certainly! Here’s a list of some of the most well-known global suppliers of black fittings:

```markdown

Leading Global Suppliers of Black Fittings

1. Mueller Industries, Inc.

   • A leading manufacturer of plumbing fittings, including black fittings for various applications.

2. Charlotte Pipe and Foundry

   • Known for its extensive variety of plumbing products, including black iron and PVC fittings.

3. Victaulic

   • Specializes in mechanical pipe joining and flow control solutions, offering black fittings for industrial applications.

4. Elkhart Products Corporation

   • Provides innovative plumbing and mechanical fittings, including black fittings.

5. Anvil International

   • Offers a comprehensive range of pipe fittings, including black malleable iron and carbon steel fittings.

6. Keyzer Enterprises

   • Provides a wide array of industrial fittings, including black fittings tailored for various industries.

7. Hajoca Corporation

   • A national distributor of plumbing, heating, and industrial supplies with a strong focus on black fittings.

8. Parker Hannifin Corporation

   • Well-known for a wide variety of fittings, including black pipe fittings for different industrial sectors.

9. Weldbend Corporation

   • Specializes in producing black fittings used in piping systems for oil, gas, and other industries.

10. Swagelok Company

    • Offers a range of fluid system products, including black tube fittings utilized in various applications.

```

These companies are recognized in the market for their quality products and innovation in the fittings industry, including black fittings tailored for plumbing and industrial applications.