What is Q355nhb Weathering Steel Plate?
Q355NHB is weathering steel. The letter Q is the first letter of Yield Pinyin; the number 355 means its yield strength is 355MPa; the letter HN is the first letter of Weathering Pinyin;
Q355HNB shock temperature 20℃
The implementation standard of Q355NHB: this grade implements the Chinese standard GB/T 4171
Q355NHB chemical composition:
C: ≤0.16;Mn: 0.5-1.0;Si:≤0.5;P: ≤0.03;S: ≤0.03;Cu:0.25-0.55;Cr:0.4-0.8;Ni: 0.65.Yield strength: ≥325;Tensile strength: 490-630;Elongation: ≥21%
Weather-resistant steel plate view wall Production line
KUAIMA steel company has more than ten years of experience in diversified operations and multi-product transactions, involving round bar, ship plate, weather-resistant steel 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.
Q355NHB steel plate production and cutting process:
Production process: primary refining→LF refining→VD treatment→continuous casting (die casting)→cleaning, heating→rolling→(stacking)→surface inspection→batching→flaw detection→heat treatment→cutting and sampling→performance inspection→warehousing.
Q355NHB steel plate application range
Q355NHB is mainly used for steel structures exposed to the atmosphere for a long time, such as railways, vehicles, bridges, and towers. Weathering steel is mainly used to manufacture structural parts such as containers, railway vehicles, oil derricks, harbor buildings, oil production platforms, and containers containing hydrogen sulfide corrosive media in chemical and petroleum equipment.
Weathering Steel Application industry
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.
Weather-resistant steel plate view wall application industry
Weather-resistant 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.
We supply and export weather-resistant steel plate view wall in following countries
Malaysia, United Arab Emirates, Indonesia, Saudi Arabia, Iran, Qatar, India, China, United Kingdom, Singapore, Canada, Thailand, Korea, Turkey, Philippines, Egypt, Germany, Italy, Japan, Russia, Vietnam, Australia, South Africa , Portugal, Morocco, Costa Rica, Kazakhstan, Netherlands, Mexico, Brazil, France, Spain, Nigeria, Bangladesh, Kuwait, Iraq, Ukraine, Poland, Jordan, Romania, Oman, Hong Kong, Venezuela, Colombia, Norway, Chile, Te Trinidad and Tobago, Greece, Czech Republic, Belgium, Sri Lanka, Cyprus, Angola, Myanmar (Burma), United Kingdom, Canada, Korea, Thailand, Netherlands, Spain, Turkey, Australia, Mexico, Pakistan, Vietnam, Brazil, Philippines, France, Taiwan, Poland, South Africa, Russia, Nigeria, Kuwait, Czech Republic, Norway, Romania, Egypt, Oman, Sweden, Belgium, Hong Kong, Israel, Colombia, Switzerland, Denmark, Finland, Argentina, Venezuela, Peru, Ukraine , Chile, Bangladesh, Portugal, Ireland, Austria, Algeria, Greece, Iraq, New Zealand, Slovakia, Hungary, Kazakhstan, Slovenia, Lithuania, Serbia, Sri Lanka, Bahrain, Bulgaria, Morocco, Tunisia, Croatia, Jordan, Ecuador, Te Trinidad and Tobago, Estonia, Azerbaijan, Ghana, Lebanon, Cyprus, Dominican Republic, Latvia, Libya, Costa Rica, Cambodia, Macedonia (FYROM), Belarus, Jamaica, Palestine, Turkmenistan Belarus, Jamaica, Palestine, Turkmenistan Belarus, Jamaica, Palestine, Turkmenistan and other countries
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