Skip to main content

Ductile Iron Pipe and Fittings
Product Scope
T-Type Centrifugal Ductile Cast Iron Pipe
N1-Type Joint Ductile Iron Pipe for Gas
Ductile Iron Pipe Fittings
Special Fittings
Manufacturing Process
Manufacturing Process
Quality Standard
Manufacturing Equipment
Manufacturing Equipment
Quality Control
Quality Control
Hydrotastic Test
Installation Instruction of Ductile Iron Pipe
Installation Instruction of T-Type Ductile Iron Pipe
Installation Struction of N1-Type Ductile Iron Pipe
 

Quality Control

Quality Control

Goodmax group has serious quality control system for every producer of ductile iron pipes.
Hydrotastic Test

Hydrotastic Test

Goodmax Group Ductile Iron Pipe and Fittings Hydrotastic Test