ASTM A387 Gr 11 Class 1 is a chromium molybdenum alloy steel plate intended primarily for welded boiler and pressure vessels, A387 Grade 11 Class 1 max thickness of plates is limited only by the capacity of the composition to meet specified mechanical property requirements.

ASTM A387 Grade 11 Class 1 Steel Dimension:

Thickness: 1.5mm -260mm;Width: 1000mm-4000mm;Length: 1000mm-18000mm

ASTM A387 Grade 11 Class 1 Steel Chemical Composition(%) :

Material ASTM A387 Grade 11 Class 1 Plates Chemical Composition


The Element Max (%)








A387 Gr.11 Cl.1








Note : 1 means Heat analyse ; 2 means Product analyse.

ASTM A387 Grade 11 Class 1 steel Mechanical Properties :


Material ASTM A387 Grade 11 Class 1 Plates Mechanical Property





A387 Gr.11 Cl.1


Min Mpa


Min  %









ASTM A387 Grade 11 Class 1 pressure vessel steel is widely used in petroleum, chemical industry, power station, boiler, etc, used to make the reactor, heat exchanger, separator, spherical tank, liquefied gas, nuclear reactor pressure vessel, boiler steam drum steam, liquefied petroleum, hydropower station, high pressure pipe.

mobile phone dome sheet steels ste255 steel equivalent s355jr steel sheet for bridge dealer steel coils a36 steel prices 30mm diameter thin wall precision carbon x10cr13 grade low cost a242 type 1 weather steel corten plate for sale what is cheap sma400cw weather corten plate prepainted steel sheet corrugated steel plate competitive price carbon astm a36 a53 steel coil iron sheet price steel coil made in china best company water slide pre steel pipe a36 attack plane wuxi supplier 304 hexagonal bar in stock welding 316ti profile galvalume roof sheets premium quality steel pipe for oil first choice hot rolled steel coil plate steels carbon sheets and plates suppliers s355j0 channel steel We Export to Following Countries:
Get In touch with
Product SERVICE ONLINE Contact us Steel Material Our Live Inventory:
Shipbuilding steel plate stock
Boiler steel plate stock
Weathering steel plate stock
Hot rolled steel sheet plate stock
Carbon steel plate stock
Alloy steel plate plate stock
Gas cylinder steel plate stock
Q235B steel plate plate stock
A36 steel plate plate stock
Q345B steel plate stock
09CuPCrNi-A steel plate stock
Pipeline steel plate stock
Low-carbon steel plate stock
Pressure vessel steel plate stock
Seamless steel pipe plate stock
Automotive steel plate stock
Wear-resistant steel plate plate stock
Low-alloy steel plate stock
Hot rolled coil plate stock
flat steel plate stock
Cowden Steel plate stock
Weather resistant steel plate stock
Marine engineering steel plate stock
s355j0 channel steel Plate Manufacturer
s355j0 channel steel Super Mirror Sheet / Plate Supplier
cold rolled s355j0 channel steel plate distributor
s355j0 channel steel Steel Plate dealer
s355j0 channel steel hot rolled distributor
Carbon Steel diamond checkered plates355j0 channel steel Resistant exporter
High Quality s355j0 channel steel Decorative Plate importer
Carbon Steel plate 3mm thick s355j0 channel steel trader
s355j0 channel steel Carbon Steel Plates 2B NO.1 stockist
s355j0 channel steel Steel plates/sheet for elevator decoration stockholder
Best Quality Sales for s355j0 channel steel Steel Plate for Structural Steel
s355j0 channel steel Steel Plates manufacturer
1mm thick s355j0 channel steel Plates dealer
s355j0 channel steel sheet/ s355j0 channel steel plate trader
s355j0 channel steel plate stockholder
s355j0 channel steel Steel plate manufacturer
s355j0 channel steel Tested Plates supplier
s355j0 channel steel finish metal sheet plate distributor
s355j0 channel steel Resistant Steel suppliers
s355j0 channel steel Sheet dealer
s355j0 channel steel for construction importer
s355j0 channel steel Sheet Price Per kg
s355j0 channel steel polished sheet prime quality plate supplier
s355j0 channel steel Steel sheet/plate factory
HIC Tested s355j0 channel steel Quality Steel Plates trader
s355j0 channel steel Sheet Price in India
2mm Thick s355j0 channel steel Steel Plate exporter
s355j0 channel steel plate supplier
Manufacturer preferential supply High Quality s355j0 channel steel Steel plate
export heat resistant 6mm s355j0 channel steel plate manufacturer

SIBE STEEL GRADE is specialized in steel plate export. As a professional and reliable steel plate supplier, we have built cooperation with over 30 countries and regions, including USA, Europe, Saudi Arabia, Egypt, Bangladesh, Sri Lanka, Korea, Vietnam, Myanmar and so on.

For any steel plates we do not have in stock, we have developed relationships with a large number of manufacturers, mill depots, and master distributors, which enables us to locate and supply even the most unusual sizes and grades as per customer requirements - so called "one station" services...

Read More
Contact us
Add: Henan, China

Our professional team will reply to you within one business day. Please feel free to contact us!