Q355GNH weather-resistant and corrosion-resistant steel plate is a steel grade between ordinary steel and stainless steel, and belongs to the low-alloy steel series. A small amount of corrosion-resistant elements such as copper and nickel are added to ordinary carbon steel to form weather-resistant steel, which has the characteristics of corrosion resistance, toughness, plastic extension, forming, welding and cutting, high temperature resistance, and fatigue resistance; weather resistance is the second advantage of ordinary carbon steel. to 8 times, and the paintability is 1.5 to 10 times that of ordinary carbon steel. Weathering steel can make the components anti-corrosion, prolong the service life, reduce consumption, save labor and energy, etc.
Q355GNH high weathering steel plate is commonly used to produce parts such as railway vehicles, port engineering construction, marine containers, service platforms of oil production plants, petroleum equipment of chemical plants and vessels containing hydrogen chloride corrosion substances in the original throttle crane. It can also be used to produce steel frame structures that are exposed to the air for a long time, such as towers, railways, highway bridges, cars, etc.
KUAIMA steel company has more than ten years of experience in diversified operations and multi-product transactions, involving round bar, ship plate, seamless pipe, plate, coil, wire, bright bar, pipe fittings and a wide range of carbon steel, alloy steel And more product sizes of stainless steel materials, these products we produce meet national and international quality standards, such as ASTM, ASME, DIN, JIS, ISO, etc. The company has 25 production lines for various products, with an annual output of 500,000 tons, and is committed to Provide high-quality steel products and provide supporting services and solutions for global customers. Welcome to KUAIMA steel company.
GBt 4171 Steel Plates Chemical Composition | ||||||||
Grade | C | Si | Mn | P | S | Cu | Cr | Ni |
Q265GNH | 0.12 | 0.10-0.40 | 0.2-0.5 | 0.07-0.12 | 0.02 | 0.20-0.45 | 0.3-0.65 | 0.25-0.50 |
Q295GNH | 0.12 | 0.10-0.40 | 0.2-0.5 | 0.07-0.12 | 0.02 | 0.25-0.45 | 0.3-0.65 | 0.25-0.50 |
Q310GNH | 0.12 | 0.25-0.75 | 0.2-0.5 | 0.07-0.12 | 0.02 | 0.20-0.50 | 0.3-1.25 | 0.65 |
Q355GNH | 0.12 | 0.20-0.75 | 1 | 0.07-0.15 | 0.02 | 0.25-0.55 | 0.3-1.25 | 0.65 |
Q235NH | 0.13 | 0.10-0.40 | 0.2-0.6 | 0.03 | 0.03 | 0.25-0.55 | 0.4-0.80 | 0.65 |
Q295NH | 0.15 | 0.10-0.50 | 0.3-1.0 | 0.03 | 0.03 | 0.25-0.55 | 0.4-0.80 | 0.65 |
Q355NH | 0.16 | 0.5 | 0.5-1.5 | 0.03 | 0.03 | 0.25-0.55 | 0.4-0.80 | 0.65 |
Q415NH | 0.12 | 0.65 | 1.1 | 0.025 | 0.03 | 0.20-0.55 | 0.3-1.25 | 0.12-0.65 |
Q460NH | 0.12 | 0.65 | 1.5 | 0.025 | 0.03 | 0.20-0.55 | 0.3-1.25 | 0.12-0.65 |
Q500NH | 0.12 | 0.65 | 2 | 0.025 | 0.03 | 0.20-0.55 | 0.3-1.25 | 0.12-0.65 |
Q550NH | 0.16 | 0.65 | 2 | 0.025 | 0.03 | 0.20-0.55 | 0.3-1.25 | 0.12-0.65 |
GBT4171 Steel Plates Yield Strength (Mpa) | Tensile | Elongation | |||||
Grade | Thickness | ≤16mm | 16-40 | 40-60 | >60mm | Strength (Mpa) | % |
Q235NH | ≤100mm | 235 | 225 | 215 | 215 | 360-510 | 23 |
Q295NH | ≤100mm | 295 | 285 | 275 | 255 | 430-560 | 22 |
Q295GNH | ≤20mm | 295 | 285 | 430-560 | 24 | ||
Q355NH | ≤100mm | 355 | 345 | 335 | 325 | 490-630 | 20 |
Q355GNH | ≤20mm | 355 | 345 | 490-630 | 22 | ||
Q415NH | ≤60mm | 415 | 405 | 395 | 520-680 | 20 | |
Q460NH | ≤60mm | 460 | 450 | 440 | 570-730 | 19 | |
Q500NH | ≤60mm | 500 | 490 | 480 | 600-760 | 15 | |
Q550NH | ≤60mm | 550 | 540 | 530 | 620-780 | 15 | |
Q265GNH | ≤3.5mm | 265 | 410 | 27 | |||
Q310GNH | ≤3.5mm | 310 | 450 | 26 |
Product Name | Corten Sheet plate |
Place of Origin | China |
Application | construction railway vehicle bridge tower |
Alloy Or Not | Non-Alloy |
Thickness | 1-200mm or as required |
Standard | ASTM,EN,DIN,ANSI,BS |
Length | 3000-12000mm as required |
Technique | hot rolled cold rolled (as custom's request) |
Surface Treatment | Clean, finishing,blasting cording to customer requirement |
Tolerance | ±1% |
Processing Services | Welding, Punching, Cutting,Decoiling |
Invoicing | by theoretical weight |
Delivery Time | Within 7-14 days |
Packing | Standard Packing |
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Weathering Steel are mainly used in chemical, petrochemical, marine engineering, seawater pipelines, seawater desalination and other industries, nuclear engineering, paper and pulp industry
oil and gas
Kuaima Steel provides a complete set of equipment and installations for drilling, transportation and storage in the oil and gas industry.
energy
Kuaima Steel serves the entire service cycle of power generation and synchronous activities in design, construction, repair and maintenance.
construction
Kuaima Steel provides comprehensive products and services for infrastructure, bridges, pipelines, etc.
marine
Kuaima Steel is a trusted supplier for subsea to surface operations and shipbuilding operations.
Weathering steel plates are mainly used in chemical, petrochemical, marine engineering, seawater pipelines, seawater desalination and other industries, nuclear engineering, paper and pulp industry
oil and gas
Kuaima Steel provides a complete set of equipment and installations for drilling, transportation and storage in the oil and gas industry.
energy
Kuaima Steel serves the entire service cycle of power generation and synchronous activities in design, construction, repair and maintenance.
construction
Kuaima Steel provides comprehensive products and services for infrastructure, bridges, pipelines, etc.
marine
Kuaima Steel is a trusted supplier for subsea to surface operations and shipbuilding operations.
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