A387 Gr22 Alloy Steel Coil, ASTM A387 Grade22 Cr-Mo Steel Coil for High Temp Pressure Vessel

ASTM A387 Gr22 higher Cr-Mo content for severe high-temperature service
Outstanding resistance to high temperature oxidation and hydrogen attack
High tensile & yield strength for heavy pressure vessel fabrication
Hot rolled heavy gauge and cold rolled thin precision coil available
Complete material documentation for ASME international projects

Product Overview

A387 Gr22 alloy steel coil is ASTM A387 Grade22 chromium molybdenum low alloy steel for severe high-temperature ASME pressure vessel, petrochemical reactor and boiler equipment. We supply hot rolled coil (2.0–16.0mm) and cold rolled precision coil (0.3–3.0mm). We offer slitting, cutting, bending, beveling and normalizing + tempering heat treatment service. This grade is suitable for high temperature reactor shell, hydrocracking equipment, boiler header and heavy heat exchanger components for oil & gas and petrochemical industry. Export orders are supplied with EN10204 mill test certificate for full material traceability.

Alloy Steel Coil

Chemical & Mechanical Property Snapshot

Grade	C (%)	Si (%)	Mn (%)	Cr (%)	Mo (%)	Yield Strength (MPa)	Tensile Strength (MPa)	Elongation (%)
A387 Gr22	0.05–0.15	≤0.50	0.25–0.66	2.00–2.50	0.90–1.10	≥310	515–690	≥18

Detailed Technical Specifications

Technical Item	Specification
Product Name	A387 Gr22 Alloy Steel Coil
Material Type	ASTM A387 Grade22 High Cr-Mo Heat Resistant Steel
Main Standards	ASTM A387, ASTM A20/A20M, EN 10204, GB/T709
Hot-Rolled Thickness	2.0–16.0 mm
Hot-Rolled Mother Coil Width	1000 / 1250 / 1500 mm
Hot-Rolled Slitting Width	Minimum 15 mm
Hot-Rolled Coil ID	508 mm standard; 610 mm customizable
Hot-Rolled Single Coil Weight	5–28 tons
Hot-Rolled Thickness Tolerance	±0.2–0.8 mm
Flatness	Meets EN and GB rolling specifications
Cold-Rolled Thickness	0.3–3.0 mm
Cold-Rolled Maximum Width	1250 mm
Cold-Rolled Dimensional Tolerance	±0.01 mm
Cold-Rolled Surface Options	Pickled black surface, bright annealed finish, anti-rust oil treatment
Processing Services	Slitting, flattening, cutting into steel plates, custom-size shearing, roll bending, bevel preparation
Heat Treatment	Normalizing and tempering
Documentation	EN 10204 Mill Test Certificate (MTC)
Material Traceability	Chemical composition and mechanical-property traceability
Typical Industries	Oil & gas, petrochemical, hydrocracking plant, ASME pressure vessel manufacturing
Typical Applications	High temperature reactor shell, hydrocracking equipment, boiler header, heavy heat exchanger
MOQ	5 Ton
Payment Terms	T/T, L/C at Sight
Delivery Time	7–15 working days after receiving deposit
Package	Waterproof paper + galvanized steel strap + seaworthy export wooden pallet

Product Comparison Table

Item	Hot-Rolled A387 Gr22 Alloy Steel Coil	Cold-Rolled Precision A387 Gr22 Alloy Steel Coil
Thickness	2.0–16.0 mm	0.3–3.0 mm
Width	1000 / 1250 / 1500 mm Mother Coil	Max. 1250 mm
Dimensional Tolerance	Thickness tolerance ±0.2–0.8 mm	Dimensional tolerance ±0.01 mm
Surface	According to hot-rolled specification	Pickled black, bright annealed, anti-rust oil
Slitting	Minimum cutting width 15 mm	Precision processing available according to requirements
Coil ID	508 mm standard; 610 mm customizable	508 mm customizable
Coil Weight	5–28 tons	0.5–10 tons
Typical Requirement	Heavy gauge for severe high-temperature ASME pressure vessel	Thin precision high-temperature alloy components
Processing	Cutting, shearing, bending, beveling, normalizing, tempering	Cutting, shearing, bending, beveling, heat treatment
Typical Applications	Hydrocracking reactor, high temp boiler, petrochemical pressure vessel	Thin precision heat exchanger and pressure fittings

App Market

Reliable Steel Coil Solutions For Diverse Industrial Applications

Finished Products of Steam Turbine Cylinder Body and Steam Pipeline Header

Power plant boiler Alloy Sheet

High-pressure Heat Exchanger Tube Sheet + Oil and Gas High-pressure storage Tank Workshop

Large-scale Hydrogenation Reactor in the Refinery Alloy Sheet

Large-scale ammonia synthesis tower industry alloy sheet

Methanol pressure vessels, high-temperature cracking equipment

Assembly of Pressure-bearing components in the wellhead of an oilfield well

Finished products of air compressor air storage tank and boiler air collecting tank

Product Packaging

Secure Export Packaging For Safe Handling And Delivery

FAQs

What is A387 Gr22 alloy steel coil mainly used for?

A387 Gr22 is used for severe high-temperature ASME pressure vessels, hydrocracking reactors, petrochemical equipment and heavy boiler parts.

What is the advantage of A387 Gr22 vs Gr11?

Higher chromium and molybdenum content, better high-temperature strength and hydrogen corrosion resistance for more harsh working condition.

Is heat treatment available for A387 Gr22 coil?

Yes, normalizing + tempering heat treatment can be done to optimize mechanical properties.

Can you provide plate cutting service from A387 Gr22 coil?

Yes, we can cut coil to custom steel plate size, also slitting to narrow strips.

What documents can be provided for ASME project?

EN10204 3.1 mill test certificate with complete chemical composition and mechanical test records.

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A387 Gr22 Alloy Steel Coil, ASTM A387 Grade22 Cr-Mo Steel Coil for High Temp Pressure Vessel