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ASTM A240 904L Stainless Steel Medium-Thick Plate

Jan 22, 2026

If you are looking for highly corrosion-resistant stainless steel sheets suitable for highly corrosive environments, we offer ASTM A240 904L Stainless Steel Medium-Thick Plate, specifically designed for chemical, marine, and highly corrosive industrial environments.

Our 904L stainless steel sheets are widely used in the chemical industry, performing particularly well in phosphate fertilizer production. Compared to 304 grade, SA 240 Gr 904L stainless steel strip offers superior tensile properties. For example, the yield strength of 904L stainless steel sheet is approximately 490 MPa, and the shear strength is 73.0 GPa. Its melting point ranges from 2372 to 2534°F. Standard thicknesses for SS Werkstoff No. 1.4539 stainless steel gaskets typically range from 4.8 mm to 50.8 mm.

We offer a variety of thicknesses and sizes, supporting custom cutting and surface treatments to ensure that specific customer needs are met. The most common surface finishes include brushed, satin, embossed, 8K mirror finish, velour, matte, PVC film, hot-rolled steel, cold-rolled steel, or laser film treatment. Whether for large-scale production or customized small-batch supply, our delivery cycle is flexible, guaranteeing on-time delivery.

 

ASTM A240 904L Stainless Steel Medium-Thick Plate
ASTM A240 904L Stainless Steel Medium-Thick Plate
ASTM A240 904L Stainless Steel hot rolled Plate
ASTM A240 904L Stainless Steel hot rolled Plate

904L Stainless Steel Sheet Manufacturing Process

news-795-356

 

Specification of SS 904l Plate

ASTM / ASME Standard ASTM B625 / ASME SB625
applicable Thickness 4 to 100mm
Width possible to get 1500mm, 3000mm, 2000mm, 2500mm, 1000mm, 1219mm, 1800mm, 3500mm etc
relevant Length 2440mm, 2000mm, 5800mm, 6000mm, 3000mm etc
Roughness and Surface Finish etching, NO.1, hair line, Brush, embossed, 2D, 2B, NO.8, BA, 8K, checkered, NO.4, mirror, sand blast etc
usable Finish 2B, BA NO(8),Hot rolled plate (HR), SATIN (Met with Plastic Coated), Cold rolled sheet (CR), 2D
Producing form Foils, Plain Sheet, Flats, Coils, Shim Sheet, Rolls, Chequered Plate, Strip, Perforated Sheet, Blank (Circle),Ring (Flange) etc.

 

Composition ranges of grade 904L stainless steels

Grade C Mn Si P S Cr Mo Ni Cu
904L

min.

max.

-

0.02

-

2

-

1

-

0.045

-

0.035

19

23

4

5

23

28

1

2

 

SS 904L Shim Sheet Mechanical Properties

Grade Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50mm) min Hardness
Rockwell B (HR B) Brinell (HB)
904L 490 220 36 70-90 typical 150

 

physical properties of grade 904L stainless steels

Grade Density
(kg/m3)
Elastic Modulus
(GPa)
Mean Co-eff of Thermal Expansion (µm/m/°C) Thermal Conductivity
(W/m.K)
Specific Heat 0-100°C
(J/kg.K)
Elec Resistivity
(nΩ.m)
0-100°C 0-315°C 0-538°C At 20°C At 500°C
904L 7900 190 15 - - 11.5 - 500 952

 

904l Steel Plate Applications

scrubbers for coal-fired power plants

Chemical Processing

Metallurgical Processing

Oil and Gas Production

Pharmaceutical Industry

Pulp and Paper

Seawater and Brackish Water

 

904l Stainless Steel Sheet Price

Description Price
904L Stainless Steel Plate Sheet with 2b/No. 1 US $ 1446-4339 / Ton
Stainless Steel Sheet for Grade 904L US $ 1-22 / Piece
904L Stainless Steel Sheet US $ 0.8-2.5 / kg
Hot Rolled 2mm 3mm 5mm Thick 904L Stainless Steel Sheet for Decoration Materials US $ 2000-2500 / Ton
904L Hot/Cold Rolled/Mirror Stainless Steel Sheet US $ 0.8-2.5 / kg
904L Grade Hot Cold Rolled Stainless Steel Sheet US $ 1680-1860 / Ton

 

 

904L stainless steel plates are processed using advanced production equipment, ensuring the precision and consistency of each plate. The factory utilizes high-efficiency tools such as laser cutting machines, CNC punching machines, and polishing equipment, capable of processing stainless steel plates of various specifications with thicknesses ranging from 0.3mm to 8mm, and ensuring that the products meet international standards such as ASTM A240. Before shipment, each batch undergoes rigorous quality testing, including checks on surface finish, thickness tolerance, and dimensional accuracy, to ensure that the products meet customer requirements.

 

904L stainless steel plates

 

In terms of packaging and transportation, all stainless steel plates are treated with moisture-proof measures and securely packaged using wooden crates, pallets, or bubble wrap. Standard containers or dedicated transport vehicles are used for transportation, ensuring the integrity and safety of the goods during transit. We offer worldwide shipping, with a typical delivery time of 7-15 days from production to delivery, ensuring timely delivery to our customers.

 

904L Hot/Cold Rolled/Mirror Stainless Steel Sheet


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