Business Lists and Databases Available for Marketing and Research - Direct Mailing Emailing Calling
SIC Code 3321-03 - Manhole Covers (Manufacturing)
Marketing Level - SIC 6-DigitBusiness Lists and Databases Available for Marketing and Research
Total Verified Companies:
11
Contact Emails:
60
Company Websites:
6
Phone Numbers:
11
Business Addresses:
11
Companies with Email:
9
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Last Updated: 04/30/2025
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Looking for more companies? See SIC 3321 - Gray and Ductile Iron Foundries - 76 companies, 1,134 emails.
SIC Code 3321-03 Description (6-Digit)
The Manhole Covers Manufacturing industry, classified under SIC Code 3321, involves the production of manhole covers made of gray and ductile iron. Manhole covers are essential components of urban infrastructure, providing access to underground utilities such as sewers, electrical and telecommunication lines, and water mains. The manufacturing process of manhole covers requires a high level of precision and attention to detail to ensure that the covers are durable, safe, and able to withstand heavy loads.
Parent Code - Official US OSHA
Official 4‑digit SIC codes serve as the parent classification used for government registrations and OSHA documentation. The marketing-level 6‑digit SIC codes extend these official classifications with refined segmentation for more precise targeting and detailed niche insights. Related industries are listed under the parent code, offering a broader view of the industry landscape. For further details on the official classification for this industry, please visit the OSHA SIC Code 3321 page
Tools
- Molding machines
- Core machines
- Furnaces
- Ladles
- Grinders
- Shot blasting machines
- Sand mixers
- Pattern makers
- Melting furnaces
- Pouring cups
Industry Examples of Manhole Covers (Manufacturing)
- Manhole covers
- Drain covers
- Sewer covers
- Utility access covers
- Water main covers
- Electrical access covers
- Telecommunication access covers
- Valve covers
- Inspection covers
- Catch basin covers