A182 F55 UNS S32760 Super Duplex Forgings for Offshore, Oil and Gas and Marine Pump Shafts, Valve Stems, Drill Collars, Flanges and Rings Jiangsu Liangyi

Product Description

Jiangsu Liangyi is an ISO 9001:2015-certified forging manufacturer in China supplying ASTM A182 F55 / UNS S32760 (W- and Cu-bearing super-duplex stainless) open-die forgings, seamless rolled rings and bars to offshore, oil & gas, marine and chemical projects in India and worldwide, to ASTM A182, NORSOK and NACE MR0175.

Why A182 F55 / UNS S32760 for Indian offshore and oil & gas projects

F55 is a 25Cr super-duplex stainless with high strength and PREN 40, whose tungsten and copper additions improve reducing-acid and chloride resistance beyond 2205. For India's offshore, oil & gas, marine and chemical sectors, S32760 suits pump shafts, valve stems, drill collars, turbine shafts, flanges and subsea forgings.

Documented capability

Offshore/oil & gas: pump shafts, valve stems, drill collars, turbine shafts, flanges, manifolds, subsea/wellhead forgings (NACE MR0175).

Marine/seawater: seawater pump/propulsion shafts, flanges, valve/pump forgings.

Chemical/process: reactor/exchanger forgings, tube sheets, nozzles, flanges (W/Cu benefit).

Pressure equipment/general: rings, discs, gear/crank shafts, structural forgings.

Product range for Indian buyers

Forged bars (to 2 m dia 15 m), step/gear/crank shafts, hollow bars; seamless rolled rings, gear rings; flanges, blanks; valve bodies, stems; pump shafts, drill collars, turbine shafts; tube sheets, discs, nozzles.

Material data

Chemistry (ASTM A182, wt%): Cr 24.026.0, Ni 6.08.0, Mo 3.04.0, Cu 0.501.00, W 0.501.00, N 0.200.30, C 0.030; PREN 40. Tensile up to 1,000 MPa; solution anneal 1,1001,120 C + rapid water quench. Commonly known as Zeron 100 (Rolled Alloys). Distinct from F53 / 2507 and F51 / 2205.

Standards & quality

Manufactured to ASTM A182 / A479 / A1082, NORSOK, NACE MR0175; G48 testing on request; EAF + AOD melt with N/W/ferrite verification; 100% UT + PT; EN 10204-3.1 / 3.2.

Commercial & logistics

Lead time by project; FOB Shanghai / CIF to Nhava Sheva, Mundra, Chennai, Kandla, Visakhapatnam.

Enquire with Jiangsu Liangyi: sales@jnmtforgedparts.com +86-13585067993 Jiangyin, Jiangsu, China.

Jiangsu Liangyi is an independent manufacturer; grade names indicate the material supplied. Zeron 100 is a trade designation of Rolled Alloys, used only as a grade name.