Round Bars & Rods

Alloy Steel Grades & Forms

Bright, black and forged

Alloy Steel Grades & Forms

Alloy Steel Grades & Forms in bright, black and forged. Compare quotes from verified suppliers on MetalMitra, with MTC 3.1 and worldwide delivery.

  • Alloy Steel Grades & Forms
  • Industrial Grade
  • Domestic Supply
  • Export Supply

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Specifications

Alloy Steel Coils / Alloy Steel Foils / Alloy Steel StripsFlat Rolled

Alloy Steel Grades & Forms for machining, forging and shaft work, available on MetalMitra in bright, black and forged, with mill-certified traceability on every lot.

Alloy Steel Grades & Forms are supplied in a range of sizes, grades and specifications to suit industrial and engineering requirements.

Controlled additions of chromium, molybdenum, nickel or vanadium give alloy steel higher strength, deeper hardenability, better toughness and stronger performance at elevated temperature.

Product range

  • Standard Sizes — Common sizes available for quick supply.
  • Custom Sizes — Special sizes manufactured on request.
  • Multiple Grades — Grades selected to suit service conditions.
  • Project Supply — Bulk supply for industrial projects.

Why engineers choose it

  • High-Temperature Strength — Chrome-moly chemistry keeps its strength when temperatures climb.
  • Creep Resistance — Proven in long-term, high-temperature pressure service.
  • Hardenability — Heat-treats well to dial in strength and toughness.
  • Durability — Performs reliably under heavy mechanical loads.

Grades Available – Alloy Steel Grades & Forms

HP 9-4-20 41L42 Alloy Steel 8650 Alloy Steel
HP 9-4-30 41L47 Alloy Steel 8660 Alloy Steel
17-22A Alloy Steel 41L50 Alloy Steel 86L20 Alloy Steel
300M Alloy Steel 4320 Alloy Steel 8720 Alloy Steel
1330 Alloy Steel 4330 Alloy Steel 8740 Alloy Steel
1335 Alloy Steel 4337 Alloy Steel 8822 Alloy Steel
1340 Alloy Steel 4340 Alloy Steel 9260 Alloy Steel
1345 Alloy Steel 4345 Alloy Steel 41L50 Alloy Steel
2317 Alloy Steel 4617 Alloy Steel 9315 Alloy Steel
3310 Alloy Steel 4615 Alloy Steel 9317 Alloy Steel
3311 Alloy Steel 4620 Alloy Steel 9840 Alloy Steel
3312 Alloy Steel 4720 Alloy Steel A514 Alloy Steel
3316 Alloy Steel 4815 Alloy Steel AerMet 100
4012 Alloy Steel 4817 Alloy Steel AerMet 310
4023 Alloy Steel 4820 Alloy Steel Alloy 135 Modified
4024 Alloy Steel 5046 Alloy Steel AR 235
4027 Alloy Steel 5060 Alloy Steel AR 260
4028 Alloy Steel 5120 Alloy Steel AR 321
4032 Alloy Steel 5130 Alloy Steel AR 360
4037 Alloy Steel 5135 Alloy Steel AR 400
4042 Alloy Steel 5140 Alloy Steel AR 400F
4047 Alloy Steel 5145 Alloy Steel AR 425
4118 Alloy Steel 5150 Alloy Steel AR 500
4120 Alloy Steel 5160 Alloy Steel AR 500F
4121 Alloy Steel 52100 Alloy Steel ASTRALLOY
4130 Alloy Steel 6150 Alloy Steel DOMEX 100
4135 Alloy Steel 8115 Alloy Steel HSLA
4137 Alloy Steel 8615 Alloy Steel HY80
4140 Alloy Steel 8617 Alloy Steel HY100
4140/4142 Alloy Steel 8620 Alloy Steel HYMU 80
4142 Alloy Steel 8622 Alloy Steel NITRALLOY 135M
4145 Alloy Steel 8625 Alloy Steel TRIBRAZE
4147 Alloy Steel 8627 Alloy Steel —
4150 Alloy Steel 8630 Alloy Steel —
41L40 Alloy Steel 8640 Alloy Steel —

Where it is used

  • Power Plants
  • Boilers
  • Refineries
  • Petrochemical
  • Oil & Gas
  • Heat Exchangers
  • Automotive
  • Engineering Components
  • Pressure Vessels
  • Heavy Machinery
  • Fabrication
  • General Engineering

Inspection & paperwork

Suppliers on MetalMitra back Alloy Steel Grades & Forms with the checks and paperwork your QA team expects.

  • Dimensional inspection
  • Visual inspection
  • Grade verification against the order
  • Chemical composition verification
  • Mechanical testing as applicable
  • EN 10204 3.1 Mill Test Certificate
  • Project-specific documentation on request

The MetalMitra advantage

  • Checked sellers only — Every supplier profile is screened by MetalMitra before it goes live.
  • Faster sourcing — Post one requirement and receive competitive offers without chasing calls.
  • Paperwork sorted — MTC 3.1, test reports and TPI arranged as your project demands.
  • Global logistics — Seaworthy packing and dispatch to project sites across the world.

Get a quote

Tell us the specification, quantity and destination you need for Alloy Steel Grades & Forms. MetalMitra connects you with suppliers who can deliver.

Technical note: Figures shown are indicative. Final acceptance should be based on the applicable standard, approved drawings and the MTC supplied with the material.

Applications & industries

  • Power Plants
  • Boilers
  • Refineries
  • Petrochemical
  • Oil & Gas
  • Heat Exchangers
  • Automotive
  • Engineering Components
  • Pressure Vessels
  • Heavy Machinery
  • Fabrication
  • General Engineering
  • Oil & Gas
  • Petrochemical & Refining
  • Power Generation
  • Chemical Processing
  • Automotive

Testing & documents

Ask for the documents you need in your requirement — suppliers confirm them in their quotation:

  • Mill test certificate to EN 10204 3.1, or 3.2 with third-party witness
  • Third-party inspection (TPI) by SGS, Bureau Veritas, TÜV or your nominated agency
  • Tests as the standard or your order requires: hydro, PMI, IGC, NDT, hardness or impact tests

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