CEN CENELEC - Page 489/1255

• Norma Técnica EN 254

  Title: Preinsulated bonded pipe systems for underground hot water networks; pipe assembly of ductile iron pipes, polyurethane thermal insulation and outer casing of high density polyethylene
  Entity: CEN CENELEC
  Subject:

• Norma Técnica EN 2540

  Title: Aerospace series - Steel X7CrNiAl17-7 (568) - Steel X7CrNiAl17-7 (1.4568) - Air melted - Solution treated and precipitation hardened - Sheet and strip - a 6 mm - 1240 MPa R 1450 MPa
  Entity: CEN CENELEC
  Subject: Steels

• Norma Técnica EN 2541

  Title: Aerospace series - Steel FE-PA18 - Quenched and cold drawn - Wire for spring - D 4,0 mm
  Entity: CEN CENELEC
  Subject: Steels

• Norma Técnica EN 2542

  Title: Aerospace series - Steel FE-PL1502 (25CrMo4) - Annealed - Bar and wire - D 40 mm - For prevailing torque nuts
  Entity: CEN CENELEC
  Subject: Steels

• Norma Técnica EN 2543

  Title: Aerospace series - Steel FE-PL1502 (25CrMo4) - Annealed - Sheet and strip - 0,3 mm a 2 mm - For prevailing torque nuts
  Entity: CEN CENELEC
  Subject: Steels

• Norma Técnica EN 2544

  Title: Aerospace series. Representation of rivets on drawings for aerospace equipment
  Entity: CEN CENELEC
  Subject: Rivets

• Norma Técnica EN 2545-1

  Title: Aerospace series - Titanium and titanium alloy remelting stock and castings - Technical specification - Part 1: General requirements
  Entity: CEN CENELEC
  Subject: Titanium

• Norma Técnica EN 2545-2

  Title: Aerospace series - Titanium and titanium alloy remelting stock and castings - Technical specification - Part 2: Remelting stock
  Entity: CEN CENELEC
  Subject: Titanium

• Norma Técnica EN 2545-3

  Title: Aerospace series - Titanium and titanium alloy remelting stock and castings - Technical specification - Part 3: Pre-production and production castings
  Entity: CEN CENELEC
  Subject: Titanium

• Norma Técnica EN 2546

  Title: Aerospace series - Washers, lock with radial serrations in corrosion resisting steel passivated for flight control rods - Dimensions
  Entity: CEN CENELEC
  Subject: Washers and other locking elements

• Norma Técnica EN 2546/AC 1

  Title: Aerospace series; washers, lock with radial serrations in corrosion resisting steel; dimensions; amendment to EN 2546:1988.01
  Entity: CEN CENELEC
  Subject: Washers and other locking elements

• Norma Técnica EN 2547

  Title: Aerospace series. Filming of documents. Microfilm 105 mm (Microfiche A6)
  Entity: CEN CENELEC
  Subject: Document imaging applications

• Norma Técnica EN 2549

  Title: Aerospace series - Bolts, normal hexagonal head, close tolerance normal shank, short thread, in titanium alloy, anodized, MoS lubricated - Classification: 1100 MPa (at ambient temperature)/315 °C
  Entity: CEN CENELEC
  Subject: Bolts, screws, studs

• Norma Técnica EN 255-1

  Title: Air conditioners, liquid chilling packages and heat pumps with electrically driven compressors - Heating mode - Part 1: Terms, definitions and designations
  Entity: CEN CENELEC
  Subject: Heat pumps

• Norma Técnica EN 255-2

  Title: Air conditioners, liquid chilling packages and heat pumps with electrically driven compressors - Heating mode - Part 2: Testing and requirements for marking for space heating units
  Entity: CEN CENELEC
  Subject: Heat pumps

• Norma Técnica EN 255-3

  Title: Air conditioners, liquid chilling packages and heat pumps with electrically driven compressors - Heating mode - Part 3: Testing and requirements for marking for sanitary hot water units
  Entity: CEN CENELEC
  Subject: Heat pumps

• Norma Técnica EN 255-4

  Title: Air conditioners, liquid chilling packages and heat pumps with electrically driven compressors - Heating mode - Part 4: Requirements for space heating and sanitary hot water units
  Entity: CEN CENELEC
  Subject: Heat pumps

• Norma Técnica EN 2550

  Title: Aerospace series - Rivets, solid, 100° countersunk normal head, in aluminium 1050A, inch based series
  Entity: CEN CENELEC
  Subject: Rivets

• Norma Técnica EN 2551

  Title: Aerospace series - Rivets, solid, 100° countersunk normal head with dome, in aluminium alloy 2117, inch based series
  Entity: CEN CENELEC
  Subject: Rivets

• Norma Técnica EN 2552

  Title: Aerospace series - Rivets, solid, 100° countersunk normal head with dome, in aluminium alloy 2117, anodized or chromated, inch based series
  Entity: CEN CENELEC
  Subject: Rivets

• Norma Técnica EN 2553

  Title: Aerospace series - Rivets, solid, 100° countersunk normal head with dome, in aluminium alloy 2017A, inch based series
  Entity: CEN CENELEC
  Subject: Rivets

• Norma Técnica EN 2555

  Title: Aerospace series - Rivets, solid, 100° countersunk normal head with dome, in aluminium alloy 5056A, inch based series
  Entity: CEN CENELEC
  Subject: Rivets

• Norma Técnica EN 2556

  Title: Aerospace series - Rivets, solid, 100° countersunk normal head with dome, in aluminium alloy 5056A, anodized or chromated, inch based series
  Entity: CEN CENELEC
  Subject: Rivets

• Norma Técnica EN 2557

  Title: Aerospace series - Carbon fibre preimpregnates - Determination of mass per unit area
  Entity: CEN CENELEC
  Subject: Rubber and plastics

• Norma Técnica EN 2558

  Title: Aerospace series - Carbon fibre preimpregnates - Determination of the volatile content
  Entity: CEN CENELEC
  Subject: Textiles

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