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Gray & Ductile Iron Foundries Email Lists & Mailing Lists

by Alice Scott · Updated Mar 23, 2026 ✓ Verified Data

Buy Gray & Ductile Iron Foundries Email Lists & Mailing Lists from LeadsPlease—trusted by thousands and ranked #1 by Business.com. Quickly connect with top executives, plant managers, and procurement officers at leading iron foundries across the U.S. with our NCOA-verified, frequently updated contacts for 98%+ accuracy. Reach businesses specializing in gray and ductile iron casting for a wide range of industrial applications and boost your marketing outreach with leads you can trust.

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About Gray & Ductile Iron Foundries Email Lists & Mailing Lists

Gray & Ductile Iron Foundries Email Lists & Mailing Lists are business marketing lists that include important contact information for key decision makers at Gray & Ductile Iron Foundries across the country. These high quality b2b marketing lists help you quickly connect with your target audience, so you can spend more time selling your products and services, and growing your business.

About SIC Code 3321 - Gray & Ductile Iron Foundries

SIC code 3321 refers to Gray and Ductile Iron Foundries, which encompasses establishments primarily engaged in manufacturing iron castings by pouring molten gray or ductile iron into molds. These foundries produce a wide range of iron cast products, such as pipes, automotive parts, machinery components, and other industrial items that require high durability and strength. Gray iron is known for its excellent machinability and vibration dampening properties, while ductile iron, also known as nodular or spheroidal graphite iron, offers improved strength and toughness. Businesses classified under this code play a critical role in supplying essential components to various industries, including automotive, construction, and heavy equipment manufacturing.

Information Included in your List

Your Gray & Ductile Iron Foundries mailing list includes:

Employee Contact's First & Last Name (if available)Employee's TitleBusiness NameBusiness Postal Mailing AddressCityStateZip codeBusiness Telephone NumberSIC CodeSIC Description

You can choose to add additional information, if needed. For example:

Business URL / WebsiteWoman OwnedSmall BusinessHome OfficeAnnual Sales VolumeYears in BusinessNumber of EmployeesLocation Type: Headquarter, Branch, SinglePublic / Private OwnershipFranchise / Not a FranchiseChain / Not a ChainEmail Address (where available)

Quantity of Leads Available

For the latest count of available leads for SIC code 3321 – Gray & Ductile Iron Foundries, use our live count tool. Counts update in real time and always reflect our most recent data refresh.

How our Business Lists are Compiled: Where the Data comes From

Our business data is compiled from hundreds of public and proprietary sources including federal, state, and local filings, business directories, Secretary of State records, utility connections, and regular direct telephone verification. Records are updated monthly to ensure deliverability.

Deliverability & Accuracy: What to Expect

We guarantee 90%+ mailing address deliverability on all business lists. All addresses are USPS CASS-certified and NCOA-processed. Email addresses are verified and tested before delivery.

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Frequently Asked Questions

SIC code 3321 refers to Gray and Ductile Iron Foundries, which are establishments primarily engaged in manufacturing iron castings by pouring molten gray or ductile iron into molds.

Foundries classified under SIC code 3321 manufacture a wide range of iron cast products, including pipes, automotive parts, machinery components, and various industrial items that require high strength and durability.

Gray iron is known for its excellent machinability and ability to dampen vibrations, while ductile iron, also called nodular or spheroidal graphite iron, is valued for its improved strength, toughness, and impact resistance.

Industries such as automotive, construction, heavy equipment manufacturing, water and sewage infrastructure, and general machinery heavily rely on gray and ductile iron foundries for essential components.

Gray and ductile iron castings are preferred for their excellent combination of strength, durability, machinability, and cost-effectiveness, making them ideal for products that must withstand heavy use and stress.

These foundries use processes such as melting iron, creating molds, pouring molten iron into the molds, and allowing the castings to cool before cleaning and finishing the final products.

Yes, many foundries classified under SIC code 3321 offer the capability to produce custom iron components according to specific customer requirements and specifications.

Ductile iron offers improved tensile strength, higher elasticity, better impact resistance, and longer service life compared to gray iron, making it suitable for more demanding applications.

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