Design Features:
Pressure Range: Class 150 ~ 2500
Nominal Size Range: DN 50 ~ 400, NPS 2″ ~ 16″
Connection: Flange (RF, FF, RTJ), Butt Welded (BW), Socket Welded (SW)
Out side screw and york (OS & Y)
Bolted Bonnet (BB)
Rising stem with hand wheel
Renewable seat ring
Design Specifications:Design: BS1873
Wall thickness: API 600
Pressure-temperature rating: ASME B16.34
Face-to-face dimensions for butt weld and flanged valves: ASME B16.10
Flange design: ASME B16.5
Butt welding design: ASME B16.25
Body Material:
A216-WCB (Carbon Steel), A217-WC6 (1-1/4Cr-1/2Mo), A217-WC9 (2-1⁄4Cr–1Mo), A217-C5 (5Cr–1⁄2Mo), A217-C12 (9Cr–1Mo), A352-LCB (Carbon Steel), A352-LCC (Carbon Steel), A351-CF8M (18Cr–9Ni–2Mo), A351-CF3M (18Cr–9Ni–2Mo)
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.