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Hexagon head screw ISO 4017 Stainless steel A4 (AD-W2) 70 for pressure vessels

Article number
Class 70
Driving features Hexagon
Head shape Hexagon head
Material Stainless steel
Material technical A4 (AD-W2)
Thread Metric thread
Info Specific features of fasteners for pressure vessels:
  • Intended for use in pressure vessels, steam appliances, equipment and flange connections at temperatures from -10 °C up to +300 °C.
  • Meets the requirements of AD2000-W2, TRD106 and DIN 267-13.
  • Manufacturers included in VdTÜV-Merkblatt 1253/4 are entitled to replace a certificate EN 10204 3.1 by marking the fasteners with the property class and the manufacturer’s mark. This recognition is equally accepted by Lloyd's Register Energy.
  • Sizes with a diameter > M24 are minimal property class 50.for pressure vessels
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Specifications

Class 70
Driving features Hexagon
Head shape Hexagon head
Material Stainless steel
Material technical A4 (AD-W2)
Thread Metric thread
Info Specific features of fasteners for pressure vessels:
  • Intended for use in pressure vessels, steam appliances, equipment and flange connections at temperatures from -10 °C up to +300 °C.
  • Meets the requirements of AD2000-W2, TRD106 and DIN 267-13.
  • Manufacturers included in VdTÜV-Merkblatt 1253/4 are entitled to replace a certificate EN 10204 3.1 by marking the fasteners with the property class and the manufacturer’s mark. This recognition is equally accepted by Lloyd's Register Energy.
  • Sizes with a diameter > M24 are minimal property class 50.for pressure vessels

Standards

ASME B18.2.3.1M
DIN 933
ISO 4017
NEN 1568
NF E25-114

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