This value stream map outlines the production process for a product from two suppliers through receiving, milling, welding, painting, and inspection before being shipped to two customers. The process takes 51 days total from start to finish with only 15 minutes of value-added time and involves receiving raw materials from suppliers, batch processing through each stage, and shipping the finished goods to customers over 13 days on average.

1. Value Stream Mapping
Customer
A
Market Forecast
Monthly forecast
Supplier
2
Supplier
1
Receiving
I
200
Production
Control
Weekly schedule
C/T = 2 min
C/O = 2 hr
Batch = 50
Uptime = 74%
Milling
2 People
I
1000
C/T = 2 min
C/O = 2 hr
Batch = 50
Uptime = 74%
Welding
5 People
I
4 min
C/T = 2 min
C/O = 2 hr
Batch = 50
Uptime = 74%
Painting
3 People
I
1500
C/T = 2 min
C/O = 2 hr
Batch = 50
Uptime = 74%
Inspection
1 People
Weekly
Production Supervisor
Shipping
(13 days)
I
1700
Customer
B
7 min 2 min
2 min
5 days 10 days 15 days 8 days 13 days
Total Lead Time = 51 days
Value added time = 15 min
Daily
Kaizen

2. Symbols used in VSM
Customer Supplier
I Inventory
Transportation
Kaizen Kaizen Burst
Electronic
Information
Manual
Information
Material flow
Process Box