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Screw connections in the strength classes according to ISO 898 - Part 1

Typical examples: Materials according to EN 10083

  • Quality class 5.6 (C35E; St 50-2)
  • Quality class 8.8 (37Cr4, 41Cr4, 42CrMo4)
  • Quality class 10.9 (42CrMo4; 34CrNiMo6; 30CrNiMo8, 30CrMoV9)
  • Quality class 12.9 (42CrMo4; 34CrNiMo6; 30CrNiMo8, 30CrMoV9)

Steels and nickel alloys for fastening elements for use at increased and/or low temperatures according to DIN EN 10269 (DIN 17240), (DIN 17280)

Typical example:

  • CK35 (1,1181)
  • 25CrMo4 (1.7258)
  • 21CrMoV5-7 (1.7709)
  • 40CrMoV4-7 (1.7711)
  • X22CrMoV12-1 (1.4923)
  • X19CrMoVNbN11-1 (1.4913)
  • NiCr20TiAl (2.4952)

Stainless materials according to DIN EN 10088 /DIN 17440

Typical examples:

  • X20Cr13 (1.4021)
  • X17CrNi16-2 (1.4057)
  • X5CrNi18-10 (1.4301)
  • X3CrNiMo17-13-3 (1.4436)
  • X6CrNiTi18-10 (1.4541)
  • X6CrNiMoTi17-12-2 (1.4571)

Nut or nut-like connections in strength classes according to ISO 898 - Part 2

Typical examples: Materials according to EN 10083

  • Quality class 5 (C15, C35, C45)
  • Grade 8 (41Cr4, C45, 42CrMo4)
  • Grade 10 (C45, 42CrMo4, 34CrNiMo6, 30CrNiMo8, 30CrMoV9)
  • Grade 12 (42CrMo4, 34CrNiMo6, 30CrNiMo8, 30CrMoV9)

Steels and nickel alloys for fasteners for use at increased and/or low temperatures according to DIN EN 10269 (DIN 17240), (DIN 17280)

Typicals examples:

  • CK35 (1.1181)
  • 25CrMo4 (1.7258)
  • 21CrMoV5-7 (1.7709)
  • 40CrMoV4-7 (1.7711)
  • X22CrMoV12-1 (1.4923)
  • X19CrMoVNbN11-1 (1.4913)
  • NiCr20TiAl (2.4952)

Stainless materials according to DIN EN 10088 /DIN 17440

Typical materials:

  • X20Cr13 (1.4021)
  • X17CrNi16-2 (1.4057)
  • X5CrNi18-10 (1.4301)
  • X3CrNiMo17-13-3 (1.4436)
  • X2CrNiMoN22-5 (1.4462)
  • X6CrNiTi18-10 (1.4541)
  • X6CrNiMoTi17-12-2 (1.4571)

Special Materials:Inconel, Hastelloy, Nimonic

Also as non-ferrous metals such as titanium, brass, aluminium and copper