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Metallic Gasket Industry

Hempel Special Metals provides materials for the manufacture of Metallic Gaskets - Spiral Wound, Kammprofiles, Jacketed Gaskets and Ring Joints. 

From our UK stock for immediate dispatch according to customer dimensions and specifications we offer sheet, plate and precision strip (Oscillate wound or pancake coil)


Nickel Alloys - Nickel 200 / 201,  B2 / B3,  Alloy X,  X750, 800/H/HT, 825,  600,  C276,  718,  Alloy 20,  C4, C22,  625  / LCF,  Alloy 31,  Alloy 400 

Stainless Steels - 316L, 316Ti,  321 / H,  304,  304L,  347 / H,  317L,  254Smo,  Duplex UNS S31803 (F51),  Super Duplex UNS S32750 (F53) / UNS S32760 (F55), 904L,  AL6XN (Alloy 926) 

Titanium - Gr 1, Gr 2, Gr 3, Gr 5, Gr 7, Gr 9, Gr 12. 

Zirconium - 702

Formats and Gauges

Sheet and Precision Slit Strip   (To your required width)

Winding Strip  (Precision Strip)

Width From 2.0mm (0.08")  - All typical gasket sizes available (e.g. 3.5mm, 4mm, 4.33mm, 4.76mm, 5mm)

Maximum coil width 610mm (24")

Thickness - From 0.1mm (0.004")  or Typical Gasket Thickness 0.18mm (0.007")

Processed in house according to customer specific requirements.

Sheet and Plate 

Thickness from 0.5mm (0.020") - Typical Gasket Thickness 3.18mm  (0.125")   

Width from 914mm -  Typical Gasket Width 1500mm  (59")


We process the materials in accordance with customer specific requirements on our slitting and decoiling lines, ensuring adherance to exacting precision tolerances. Materials are supplied packaged to customer requirements, Oscillate Wound on Bobbins or in Pancake coils and sheets packed fully protected. We supply our product globally to all the major Gasket OEMs from the UK. 

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