HEXNOVAS replacement plates & gaskets

API Schmidt Sigma49X(39X) replacement plate.

HEXNOVAS manufactures replacement plates and gaskets for API Schmidt Sigma49X(39X) heat exchangers. The OEM brand and model identify the equipment the parts are intended to fit. Plate pattern, gasket groove, material and operating duty are verified before supply.

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Sigma49X(39X) replacement plate dimensionsPlate drawing showing width, length, port distances and port diameter for the Sigma49X(39X) reference.440 mm1129 mm272 mm944 mmØ110 mmSigma49X(39X)Corrugation 129°46.4°
Published dimensions shown directly · schematic, not to scale

Technical reference

Dimensions and identification data.

Plate width
440 mm
Plate length
1129 mm
Horizontal port distance
272 mm
Vertical port distance
944 mm
Port diameter
110 mm
Channel depth
2.3 mm
Single plate area
0.39 m²
Plate pattern / note
API Schmidt

Supply options

Specify the plate, gasket or complete plate pack.

Material and elastomer selection must follow the media, cleaning chemistry, temperature and pressure—not the model name alone.

Material de placa

  • 304 de acero inoxidable
  • 316L de acero inoxidable
  • Titanio
  • 254SMO
  • Hastelloy
  • Nickel

Gasket materials

  • NBR
  • EPDM
  • FKM / Viton
  • High-temperature options by duty

Compatibility check

Send the original nameplate and plate photographs.

The dimensions above are an identification reference. HEXNOVAS verifies corrugation, port arrangement, gasket groove, material, thickness and operating conditions before supply.

Send identification details

Las marcas y los modelos de terceros se citan únicamente para identificar equipos existentes y referencias dimensionales. HEXNOVAS es un proveedor independiente y no está afiliado ni cuenta con el respaldo de esos fabricantes. Compatibility requires verification of the original plate, gasket groove and operating duty.

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