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Machined ring forgings

PJGPL manufactures a wide range of Seamless Forged rings. The rings are made from carbon steels, alloy steels, stainless steels, etc. These rings are machined, on our CNC Turning & Milling Machines as per our Customer’s drawings & material specifications.

heat treatment

We also supply these rings with  complete heat treatment solution, including Normalising, Annealing, Hardening, Tempering, Quenching, Solution Annealing, etc. We have Hardness Testing machines  to ensure proper heat treatment at every stage.

Material Grades

We supply Machined Investment Castings in the below grades with all the Technical requirements & complete Traceability for the Material Grade.

  • Rings : OD 100 to 1250mm

  • Wall Thickness : 20mm Minimum

  • Height : 300mm Max

grades of steel

  • Mild/Low & Medium Carbon Steels (A105, AISI 1008, 1018, 1020, 1045, 15C8, 20C8, EN8, En9, S275J2G3, S355J2G3, C45, 45C8, Ck55, C60, 080M40, etc.,)

  • Alloy Steels (EN19, EN24, EN25, 42CrMo4, AISI 4130, AISI 4140, 817M40, 826M31, 30CrNiMo8, etc.,) ·

  • Case Hardening Steels (16MnCr5, 20MnCr5, 17CrNiMo6, EN36C, EN353, EN354, AISI 8620, AISI 4320, 820M17, etc. )

  • Ferritic Stainless Steel ( AISI 409, EN1.4512, AISI 430, EN1.4016, AISI 446, EN1.4762, etc.)

  • Austenitic Stainless Steel : (SS304, SS304L, SS321, SS316, SS316L, SS347, etc)

  • Martensitic Stainless Steel: (SS410, SS420, etc.)

  • Duplex Stainless Steel ( Duplex 2205, F51, F53, F55, Duplex 2507)

  • Precipitation Hardened Steel ( 17-4pH)

  • Creep Resistance Steels ( AST A182 F22CL3)

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