5-1

5-2

Actuators:

Gear, Electric, Cylinder, Pneumatic, Hydraulic, Hand wheel, Chain wheels

All valves are designed to comply with the requirements of ASME B16.34, and the ASME as well as customers’ requirements as applicable.

Quality Assurance (QA):
Every step from procurement through production, welding, assembly, testing, and packaging is in accordance with quality programs and procedures (ASME Section III manual and ISO 9001 manual).

Quality Control (QC):
The QC is responsible for all aspects of quality, from receiving of material to control of machining, welding, nondestructive examination, assembly, pressure testing, cleaning, painting, and packaging.

Pressure Testing:
Gangye valve is pressure tested in accordance with ASME B16.34, API 598, or special customers’ requirements as applicable.