What is the difference between 304, 304H and 304L?Type 304 refers to those materials widely used in the manufacture of wire mesh, which contain 18% chromium or 8% nickel (18-8) on a stainless alloy basis, which will not rust when left outdoors and will not oxidize even when the temperature rises to
8k is actually a standard surface treatment of stainless steel. Stainless steel plate surface polishing and grinding, the surface is bright as a mirror, can shine things reflect people, called mirror 8k.We all know that stainless steel plate a chrome-nickel alloy steel, and 8k in the "8" refers to t
The common specifications of stainless steel wire mesh are 1mm-5mm, and the size of the mesh varies from 5cm-25cm. Stainless steel wire mesh specifications mainly from these three directions to see, respectively, mesh size, aperture, wire diameter, etc.. Common specification is the wire diameter, an
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309s corresponds to the Chinese brand 0 cr23ni13, American Standard S30908 (American AISI, ASTM). Corrosion resistance, heat resistance are better than 0 cr19ni9. 309s is a stainless steel containing sulfur without cutting.
It is a variant of 309 stainless steel with lower carbon content. It is used in applications. The low carbon content allows for minimal carbide precipitation in the weld near the heat affected zone, which can lead to intergranular corrosion (weld erosion) where the stainless steel precipitates carbide in certain environments.
Product Name | 309S Stainless Steel Square Pipe |
Shape | Round tubes, Square tubes, rectangular tubes |
Length | As required |
Outer diameter | Round tube: 8mm to 680 mm |
Square tube: 10x10mm to 300x300mm | |
Rectangular tube: 10x20mm to 120x180mm | |
Technique | Hot rolled / cold rolled |
Standard | AISI,ASTM,DIN,JIS,GB,JIS,SUS,EN,etc. |
Surface Treatment | Polishing,annealing,pickling,bright |
Material | 201, 202, 301, 302, 303, 304, 304L, 304H, 310S, 316, 316L, 317L, 321,310S 309S, 410, 410S,420, 430, 431, 440A,904L |
Application | Decoration, Construction, Upholstery, Water supplying, handrail, railing, staircase, door, window, balcony, fence, bench, furniture etc |
Shipment time | Within 7-15 workdays after receiving deposit or L/C |
Export packing | Standard Export Seaworthy Package.Suit for all kinds of transport,or as require |
Honggang steel is an ISO certified China 309S stainless square steel pipe exporter. Our 309S stainless steel square pipe/tube is tested to international standards and specifications by DIN, JIS, EN, ASTM, etc. As a distributor and dealer of 309S stainless steel square tubes in your country/region, we are a trustworthy supplier. We have a large inventory in Asia, GCC, Gulf, the Middle East, UK, supplying more than 38 countries, and we provide various services as follows.
Support third-party inspection
Customized processing stainless steel one-stop sourcing
Provide free samples
Provide a full range of stainless steel customization
24 hours online, able to reply on time
Thank you for visiting Honggang steel. Please send us an email to start our first cooperation. For more details of each item, please contact our sales for information.
309s corresponds to the Chinese brand 0 cr23ni13, American Standard S30908 (American AISI, ASTM). Corrosion resistance, heat resistance are better than 0 cr19ni9. 309s is a stainless steel containing sulfur without cutting.
It is a variant of 309 stainless steel with lower carbon content. It is used in applications. The low carbon content allows for minimal carbide precipitation in the weld near the heat affected zone, which can lead to intergranular corrosion (weld erosion) where the stainless steel precipitates carbide in certain environments.
Product Name | 309S Stainless Steel Square Pipe |
Shape | Round tubes, Square tubes, rectangular tubes |
Length | As required |
Outer diameter | Round tube: 8mm to 680 mm |
Square tube: 10x10mm to 300x300mm | |
Rectangular tube: 10x20mm to 120x180mm | |
Technique | Hot rolled / cold rolled |
Standard | AISI,ASTM,DIN,JIS,GB,JIS,SUS,EN,etc. |
Surface Treatment | Polishing,annealing,pickling,bright |
Material | 201, 202, 301, 302, 303, 304, 304L, 304H, 310S, 316, 316L, 317L, 321,310S 309S, 410, 410S,420, 430, 431, 440A,904L |
Application | Decoration, Construction, Upholstery, Water supplying, handrail, railing, staircase, door, window, balcony, fence, bench, furniture etc |
Shipment time | Within 7-15 workdays after receiving deposit or L/C |
Export packing | Standard Export Seaworthy Package.Suit for all kinds of transport,or as require |
Honggang steel is an ISO certified China 309S stainless square steel pipe exporter. Our 309S stainless steel square pipe/tube is tested to international standards and specifications by DIN, JIS, EN, ASTM, etc. As a distributor and dealer of 309S stainless steel square tubes in your country/region, we are a trustworthy supplier. We have a large inventory in Asia, GCC, Gulf, the Middle East, UK, supplying more than 38 countries, and we provide various services as follows.
Support third-party inspection
Customized processing stainless steel one-stop sourcing
Provide free samples
Provide a full range of stainless steel customization
24 hours online, able to reply on time
Thank you for visiting Honggang steel. Please send us an email to start our first cooperation. For more details of each item, please contact our sales for information.
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
309S | min. | – | – | – | – | – | 24 | – | 19 | – |
max. | 0.25 | 2 | 1.5 | 0.045 | 0.03 | 26 | – | 22 | – |
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
309S | min. | – | – | – | – | – | 24 | – | 19 | – |
max. | 0.25 | 2 | 1.5 | 0.045 | 0.03 | 26 | – | 22 | – |
Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
Rockwell B (HR B) max | Brinell (HB) max | ||||
309S | 515 | 205 | 40 | 95 | 217 |
Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
Rockwell B (HR B) max | Brinell (HB) max | ||||
309S | 515 | 205 | 40 | 95 | 217 |