25CrMoS4 1.7213 Free Cutting Cr Mo Forgings for Oil Gas, Nuclear Power Fluid-End Modules, Valve Bodies, Shafts Rings

Product Description

Jiangsu Liangyi is an ISO 9001:2015-certified alloy-steel forging manufacturer in China supplying 25CrMoS4 / W.Nr. 1.7213 (free-cutting Cr-Mo steel) open-die forgings, seamless rolled rings and shafts to oil & gas, nuclear, power, automotive and mechanical-engineering projects in India and worldwide, to EN 10083-3 / EN 10250.

Why 25CrMoS4 / 1.7213 for Indian oil & gas, power and automotive projects

25CrMoS4 is the free-cutting version of 25CrMo4 a Cr-Mo alloy steel with high tensile strength, ductility, good weldability and clean machinability, with 40 C service. For India's oil & gas, nuclear, power and automotive sectors, 1.7213 suits fluid-end modules, valve bodies, wellhead parts, shafts, rings and high-volume machined components.

Documented capability

Oil & gas: fluid-end modules, valve bodies, pinion shafts, bull gears, casing heads, BOP bodies, adapter flanges (API 6A).

Nuclear/power: RCP impellers/casings, trunnions, boiler/thermal-power forgings.

Automotive/mechanical: crankshafts, gear/turbine shafts, valve components, flanges.

Product range for Indian buyers

Round/square/flat/rectangular bars, precision rods; step/gear/crank/turbine shafts; seamless rolled rings, swivel ring flanges, slewing rings, gear rings; sleeves, bushes, hollow bars, housings; discs, blocks, valve components, impellers, tube sheets.

Material data

Chemistry (EN 10083-3, wt%): C 0.220.29, Si 0.40, Mn 0.500.80, Cr 0.901.20, Mo 0.150.30, S 0.0200.040. Hardened-and-tempered 207235 HB; harden 870890 C oil/water; normalise 880900 C; 40 C service. Free-cutting version of 25CrMo4 / 1.7218.

Standards & quality

Manufactured to EN 10083-3 / EN 10250, API 6A; EAF + LF + VD melting; 100% UT + MT; 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.