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About Bay Cast

Bay Cast is an industrial manufacturer specializing in large custom steel castings, precision machining, baseplates, and metrology products for heavy industry, space, energy, mining, and other manufacturing sectors. 
BUILT DIFFERENT

Why Bay Cast Is Different

Capabilities, Capacity, Size

Bay Cast is a fully integrated manufacturer with the capabilities and capacity to support large, complex projects from concept through completion. The company specializes in heavy-section steel castings from 10,000 to 75,000 pounds, large-format precision machining for components commonly measuring up to 10 feet by 10 feet and weighing 25,000–40,000 pounds, and custom-engineered base plates for demanding industrial applications. With in-house casting, machining, engineering, installation, and service support, Bay Cast delivers turn-key solutions for aerospace, defense, marine, energy, infrastructure, civil engineering, oil and gas, and general industrial customers. Bay Cast operates across three specialized facilities on one campus in Bay City, Michigan: a 93,000-square-foot foundry, a 94,000-square-foot finishing facility, and a 46,000-square-foot machine shop. This layout supports a streamlined progression from casting through finishing and precision machining.

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RR4M1651

 

Baseplates Built In The USA

Bay Cast Technologies manufactures industry-leading base plates, floor plates, and surface plates entirely in the United States. Unlike many competitors that rely on overseas production, Bay Cast offers fully domestic sourcing, engineering, manufacturing, installation, and service support. Every base plate is custom engineered to meet the specific requirements of the application, delivering superior precision, durability, and faster lead times. From automotive and defense testing environments to metrology, robotics, and industrial automation systems, Bay Cast provides cradle-to-grave support and virtually unlimited sizing capabilities for the most demanding projects.

BUILT OVER DECADES

Our Story

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1972

New ownership

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BCI-2
1985

Space work

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BCI-37
1987

Marine/Naval Work

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stamping (6)
1991

Civil Engineering

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Slide5
2011

Installing Large Machine

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2025

Baseplates

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stamping (6)

Capability & Capacity numbers

Bay Cast combines large-scale manufacturing capacity with specialized equipment and technical expertise to support complex projects from initial casting through final machining and inspection.
TOUCH
Materials
Materials Our manufacturing capabilities support a broad range of steel grades and materials selected to meet the mechanical, environmental, and performance requirements of each application.

Meet Our Amazing Team

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ASME-Logo
ASTM_logo.svg
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NAAMS-Logo
ABS-Shipping
aisi-logo-1160px
ASME-Logo
ASTM_logo.svg
Logo-bureau-veritas
DIN-Logo
dnv-logo
NAAMS-Logo
ABS-Shipping
aisi-logo-1160px
ASME-Logo
ASTM_logo.svg
Logo-bureau-veritas
DIN-Logo
dnv-logo
NAAMS-Logo
ABS-Shipping
aisi-logo-1160px
ASME-Logo
ASTM_logo.svg
Logo-bureau-veritas
DIN-Logo
dnv-logo
NAAMS-Logo