To produce plates from boiler steel, reversing hot-rolling mills are predominantly used (also by cutting hot rolled coil into plates). Concast or rolled slabs from low-alloyed, alloyed and stainless-steel grades are used as semi-products for such rolled products. Plates may be heat treated or thermomechanically processed during or after rolling.
The most common delivery conditions for boiler plate are:
Normalising annealing (normalising) is a heat treatment process outside a rolling line, which involves heating steel to a temperature above the phase transformation and then holding and air cooling
Normalising rolling is a steel hot deformation process in which boiler steel is processed at normalising temperatures with the complete recrystallisation of austenite
Quenching and tempering involve heating up to a temperature above phase transformation, holding and prompt cooling using various media (water, oil, ethers, etc) with further reheating up to lower temperatures to relieve internal stress and to obtain final structure and properties
Thermomechanical rolling is the process of hardening steel products by monitoring and controlling temperature and deformation conditions during hot rolling at the mill
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.
Grade | C | Si | Mn | P | S | Al | Ni | Cr | Cu | Mo |
A516 Gr 55 | 0.10-0.22 | ≤0.60 | 0.10-1.70 | 0.03 | 0.02 | ≤0.020 | ≤0.012 | ≤0.30 | ≤0.30 | ≤0.08 |
A516 Gr 60 | 0.10-0.22 | ≤0.60 | 0.10-1.70 | 0.03 | 0.02 | ≤0.020 | ≤0.012 | ≤0.30 | ≤0.30 | ≤0.08 |
A516 Gr 65 | 0.10-0.22 | ≤0.60 | 0.10-1.70 | 0.03 | 0.02 | ≤0.020 | ≤0.012 | ≤0.30 | ≤0.30 | ≤0.08 |
A516 Gr 70 | 0.10-0.22 | ≤0.60 | 0.10-1.70 | 0.03 | 0.02 | ≤0.020 | ≤0.012 | ≤0.30 | ≤0.30 | ≤0.08 |
Grade | Tensile strength (MPa) | Tensile strength (ksi) | Yield strength (MPa) | Yield strength (ksi) | Elongation in 200 MM(%) | Elongation in 50 MM(%) |
A516 Gr 55 | 380-515 | 55-75 | 205 | 30 | 23 | 27 |
A516 Gr 60 | 415-550 | 60-80 | 220 | 32 | 21 | 25 |
A516 Gr 65 | 450-585 | 65-85 | 240 | 35 | 19 | 23 |
A516 Gr 70 | 485-620 | 70-90 | 260 | 38 | 17 | 21 |
Product Name | China supply Hot Rolled A516 GR70 boiler steel plate low Alloy Steel Plate Pressure Vessel Plate |
Standard | AISI,ASTM, EN, BS, GB, DIN, JIS |
Thickness | 3mm-500mm |
Width | 0.3m-3m |
Length | 2m-12m,or as to requirement |
A572GR.50, A572GR.60 Q245R,Q345R,Q370R 15CrMoR,15MnNiDR,15Mo3,15CrMoG 09MnNiDR,12MnNiVR,13MnNiMoR,Gr70,18MnMoNbR,19Mn6 | |
Inspection | ISO,BV,SGS,MTC |
Packing | Waterproof paper, and steel strip packed. |
Supply Ability | 250000 metric tons/Year |
MOQ | 5 metric ton,sample order accepted |
Shipment time | 10-15 days after received deposits. |
Payments | T/T,LC |
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Boiler steel plate 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.
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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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