Delivery Standards & sizes:
OD from 700mm to 7500mm
Face height up to 900mm
According to ASTM/ASME
Main use:
Pressure vessel and heat exchanger manufacturing
Slewing rings
Wind tower flanges
Heat exchanger manufacturing
Machine construction, forged sleeves
Oilfield equipment
Valve manufacturing
Forged seamless rings up to 2000mm OD and 500mm face height can be manufactured contoured rolled /profiled to save material and machining costs.
Materials:
High yield steels, carbon steels, stainless steels, duplex steels, alloy steels, nickel alloy steels, etc.
For example: CK45, AISI 4140&4130, 5CrMnMo, 40Cr, 42CrMo, 20Cr2Ni4, 5CrNiMo, 15CrNiMo, 20CrNiMo, 35CrMo, 40CrNiMo, etc.
All seamless rolled rings can be supplied with weld overlay inclusive stainless steel according to customers' specifications
The strict use of high quality raw material is guaranteed and proved by raw material certificate with each delivery.