Boiler, Pressure Vessels and Chrome Moly Steels

Reliable’s standard range of boiler and pressure vessel quality steel plate includes the following specifications:

  • BS 1501-161-430 A/B
    BS 1501-224-490B LT50
    BS 1501-223-490B LT50
    BS 1501-225-490B LT50
  • ASME SA 516 Grade 60/65
    ASME SA 516 Grade 70
    DIN 17155 HII
    ASTM A 285 Grade C
  • BS EN 10207 SPH 265
    BS EN 10028 P265 GH
    BS EN 10028 P355 NL1
  • BS EN 100028 – 3 1993 P460 NL1
    Impacts @ -50 deg. C, 3.1.c,
    Pressure Vessel material suitable for road tankers

Boiler & Pressure Vessel Steels are supplied as follows:

  • In standard & non standard sizes
  • Thickness tolerance to EN 10029 Class C
  • Fully weldable
  • All material fully certified to EN 10204 3.1b or 3.1c as required
  • Multi grade certification
  • NACE hardness to MR 0175
  • Additional testing services (NAMAS approved test houses)
  • HIC to NACE Specifications
  • Simulated PWHT testing available
  • Through thickness tensile testing
  • Impact testing
  • A full cutting and profiling service is available


Supply Condition

Pressure Vessel Chrome Molybdenum Alloy Steel

standard range of Chrome Moly Alloy steels includes the following specifications:

  • BSEN10028-2 16M03 0.25% – 0.35% moly – Working temp up to 500oC
  • ASTM A387 Grade 12 Class 2, 1% chrome – 1/2% moly – Working temp up to 560oC
    Dual certified to BSEN10028-2 13CRM045
  • ASTM A387 Grade 11 Class 2, 11/4% chrome – 1/2% moly – Working temp up to 575oC
  • ASTM A387 Grade 22 Class 2, 21/4% chrome – 1% moly – Working temp up to 600oC 
    Dual certified to BSEN10028-2 10CRM0910
  • ASTM A387 Grade 5, Class 2, 5% chrome – 1/2% moly
  • ASTM A387 Grade 91, Class 2, 9% chrome 1% moly

Molybdenum Vanadium Steel Plate

A quality normalised and tempered material for steam turbine diaphragms and associated uses within the power generation industry.

Size Range – 20mm thick up to 400mm thick in plate sizes as required.

Reliable Plate is the largest stockist of Carbon Steel Plates, Boiler Steel, Pressure Vessel Steel, Structural Steel plates with different make. Some of the Make (origin) we stock are :

Tata Corus (UK), Arcelor Mittal (Germany), Arcleria Perfiles (Spain), INI steel (Korea), Highveld Steel (South Africa), Mittal steel (South Africa), Jindal (India), Siam Yamato (Thailand), Dongkuk Steel (Korea), Huta Katowice (Poland), Mittal Steel (Poland), Alchevsk (Ukraine), Azovstal Iron & Steel (Ukraine), Ilyich Iron & Steel (Ukraine), MMK (Russia), Essar (India), Sail (India), Clabecq Steel (Belgium), Laiwu (China), Baotou Steel (China).