B7

1% Chromium-Molybdenum Through Hardening Steel

Surcharge

£497.96 per tonne

Surcharge Price History for B7

DEC 22 MAR 23 JUN 23 SEP 23 TODAY
£494.09 £608.44 £575.86 £497.04 £497.96

The surcharge data provided is based on the information available to us and represents an average of the surcharge mechanisms taken from various global steel producers. It is intended to only provide an indication of market movements and does not necessarily reflect the specific surcharges applied to individual material batches.

Product Method

Rolled or Forged

Finishes

Black Bar or Bright Bar

Description

B7 grade steel is a low alloy chromium-molybdenum steel suitable for use in medium - high temperature service.

It is typically used for bolts and possesses good strength in quench and tempered condition.

By varying of the tempering temperature two strength levels can be achieved depending on strengths required in service (B7 & B7M).

Size Range

32mm - 860mm Dia

Typical applications of B7 grade steel

  • Studbolts for pressure vessels
  • Valves
  • Flanges
  • Fittings

Similar Grades

SAE/AISI
4140 mod 18-22HRc
£498.27
4140 mod 30-36HRc
£498.27
BS 970
709M40 / EN19
£557.27
708M40
£507.27
European
42CrMo4
£519.77

Grades for Potential Substitution (Greater)

SAE/AISI
4340
£936.27
4145 mod
£498.27

Services

Stock Availability

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