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Seed steel supply boiler and pressure vessel steel.Seed steel has large steel spot in China.Boiler and pressure vessel steel include:A285GrA,A299GrB,A516Gr55,A517GrC,A533CL1.

  • A516 Gr65 steel plate
    [Type:]pressure vessel steel plate
    [Specification:]Thickness: 4mm- 400mm; ||||||Width: 1000mm- 4000mm; ||||||Length: 4000mm- 12000mm.
    [Application:]ASTM A516 Grade 70 is an excellent choice for service in lower than ambient temperature applications, has excellent notch toughness and is used in both pressure vessels and industrial boilers.
  • A516 Gr60 steel plate
    [Type:]pressure vessel plate
    [Specification:]Thickness: 4mm- 400mm; ||||||Width: 1000mm- 4000mm; ||||||Length: 4000mm- 12000mm.
    [Application:]A516 Gr60 steel plate is made in different pressure steel product,steel plate,sheet,pipe or other shaps.
  • ASTM A516 Gr70 steel plate
    [Type:]bollier and pressure vessel plate
    [Specification:]Thickness: 4mm- 400mm; ||||||Width: 1000mm- 4000mm; ||||||Length: 4000mm- 12000mm.
    [Application:]Main application of A516 Gr70 steel plate is used to build boilers and pressure vessels such as petroleum, chemical industry, power plants.
  • ASME SA302 Grade A pressure vessel steel
    [Type:]pressure vessel steel plate
    [Specification:]Thickness: 4mm- 400mm; ||||||Width: 1000mm- 4000mm; ||||||Length: 4000mm- 12000mm.
    [Application:]SA302 Grade A pressure vessel steel plate is used to build boilers and pressure vessels such as petroleum, chemical industry, power plants.
  • ASME SA302 Grade C pressure vessel steel
    [Type:]pressure vessel steel plate
    [Specification:]Thickness: 4mm- 400mm; ||||||Width: 1000mm- 4000mm; ||||||Length: 4000mm- 12000mm.
    [Application:]Main application of ASME SA302 Grade C pressure vessel steel plate is used to build boilers and pressure vessels such as petroleum,chemical industry,power plants.
  • ASME SA302 Grade D pressure vessel steel plate
    [Type:]pressure vessel steel plate
    [Specification:]Thickness: 4mm- 400mm; ||||||Width: 1000mm- 4000mm||||||Length: 4000mm- 12000mm
    [Application:]used to build boilers and pressure vessels such as petroleum, chemical industry, power plants.
  • ASME SA302 grade B pressure vessel steel plate
    [Type:]pressure vessel steel plate
    [Specification:]Thickness: 4mm- 400mm; ||||||Width: 1000mm- 4000mm; ||||||Length: 4000mm- 12000mm.
    [Application:]SA302 grade B pressure vessel steel plate is used to build boilers and pressure vessels such as petroleum,chemical industry,power plants.
  • ASME SA537 class3 pressure vessel steel plate
    [Type:]pressure vessel steel plate
    [Specification:]Thickness: 4mm- 400mm; ||||||Width: 1000mm- 4000mm; ||||||Length: 4000mm- 12000mm.
    [Application:]Main application of ASME SA537 class3 pressure vessel steel plate is used to build boilers and pressure vessels such as petroleum,chemical industry,power plants.
  • A537 class2 pressure vessel steel plate
    [Type:]pressure vessel steel plate
    [Specification:]Thickness: 4mm- 400mm; ||||||Width: 1000mm- 4000mm; ||||||Length: 4000mm- 12000mm.
    [Application:] A537 class2 pressure vessel steel plate is used to build boilers and pressure vessels such as petroleum, chemical industry, power plants.
  • ASME SA537 class 2 pressure steel plate
    [Type:]pressure vessel steel plate
    [Specification:]Thickness: 4mm- 400mm; ||||||Width: 1000mm- 4000mm; ||||||Length: 4000mm- 12000mm.
    [Application:]ASME SA537 class 2 pressure steel plate is used to build boilers and pressure vessels such as petroleum,chemical industry,power plants.
  • ASME SA515 grade 60 pressure vessel plate
    [Type:]pressure vessel plate
    [Specification:]Thickness: 4mm- 400mm;||||||Width: 1000mm- 4000mm; ||||||Length: 4000mm- 12000mm.
    [Application:]Main application of ASME SA515 grade 60 pressure vessel plate is used to build boilers and pressure vessels such as petroleum, chemical industry, power plants.
  • ASME SA516 Grade 60 pressure vessel steel plate
    [Type:]pressure vessel plate
    [Specification:]Thickness: 4mm- 400mm;||||||Width: 1000mm- 4000mm; ||||||Length: 4000mm- 12000mm.
    [Application:]ASME SA516 Grade 60 pressure vessel steel plate is made in different pressure steel product,steel plate,sheet,pipe or other shaps.
  • ASTM A516 Grade 415 pressure vessel plate
    [Type:]pressure vessel steel plate
    [Specification:]Thickness: 4mm- 400mm; ||||||Width: 1000mm- 4000mm; ||||||Length: 4000mm- 12000mm.
    [Application:]ASTM A516 Grade 415 pressure vessel plate is made in different pressure steel product,steel plate,sheet,pipe or other shaps.
  • ASME SA516 Grade 65 pressure steel plate
    [Type:]pressure vessel plate
    [Specification:]Thickness: 4mm- 400mm; ||||||Width: 1000mm- 4000mm;||||||Length: 4000mm- 12000mm.
    [Application:]Main application of ASME SA516 Grade 65 pressure steel plate is used to build boilers and pressure vessels such as petroleum,chemical industry,power plants.
  • A516 grade 485 pressure vessel plate steel
    [Type:]pressure vessel steel plate
    [Specification:]Thickness: 4mm- 400mm; ||||||Width: 1000mm- 4000mm; ||||||Length: 4000mm- 12000mm.
    [Application:]Main application of A516 grade 485 pressure vessel plate steel is used to build boilers and pressure vessels such as petroleum, chemical industry, power plants.
  • ASME SA516 gr 70 pressure vessel steel plate
    [Type:]pressure vessel steel plate
    [Specification:]Thickness: 4mm- 400mm; ||||||Width: 1000mm- 4000mm;||||||Length: 4000mm- 12000mm.
    [Application:]ASME SA516 gr 70 pressure vessel steel plate is made in different pressure steel product,steel plate,sheet,pipe or other shaps.
  • A516 grade 450 pressure vessel steel plate
    [Type:]pressure vessel steel plate
    [Specification:]Thickness: 4mm- 400mm; ||||||Width: 1000mm- 4000mm; ||||||Length: 4000mm- 12000mm.
    [Application:]Main application of A516 grade 450 pressure vessel steel plate is used to build boilers and pressure vessels such as petroleum,chemical industry,power plants.
  • SA516 Gr 55 pressure vessel steel plate
    [Type:]pressure vessel steel plate
    [Specification:]Thickness: 4mm- 400mm; ||||||Width: 1000mm- 4000mm; ||||||Length: 4000mm- 12000mm.
    [Application:]SA516 Gr 55 pressure vessel steel plate is made in different pressure steel product,steel plate,sheet,pipe or other shaps.Main application of SA516 Gr 55 pressure vessel steel plate is used to build boilers and pressure vessels such as petroleum, chemical industry, power plants.
  • ASTM A516 Gr380 pressure steel plate
    [Type:]pressure vessel steel plate
    [Specification:]Thickness: 4mm- 400mm; ||||||Width: 1000mm- 4000mm; ||||||Length: 4000mm- 12000mm.
    [Application:]ASTM A516 Gr380 pressure steel plate is made in different pressure steel product,steel plate,sheet,pipe or other shaps.Main application of ASTM A516 Gr380 pressure steel plate is used to build boilers and pressure vessels such as petroleum, chemical industry, power plants.
  • SPV490 steel
    [Type:] steel plate
    [Specification:]Thickness: 2-460mmWidth: 1500-3200mmLength:6000-12000mm
    [Application:]Under steel standard JIS G3115,SPV490 owned the highest strength within these steel grades SPV235,SPV315,SPV355,SPV410 and SPV490 pressure vessel steel plates.The minimum yield strength shall be above 490Mpa and tensile strength shall be within 610-740Mpa. Ultrasonic test shall be done for boiler steel plate SPV490,our engineers suggest doing UT standard under ASTM A435/A435M or A577/A577M or A578/A578M which including level A,level B and level C.A578-C is the best level.Low temperature impacting test under minus 10 centigree shall be done for pressure vessel steel plates SPV490 when rolling also.
  • SPV450 steel
    [Type:]steel plate
    [Specification:]Thickness: 2-460mmWidth: 1500-3200mmLength:6000-12000mm
    [Application:]Boiler steel plate SPV450 is mainly used in pressure vessels for intermediate temperature services.The minimum yield strength of SPV450 shall be above 450Mpa,and tensile strength of SB480M shall be within 570-700Mpa.For boiler steel plate SPV450 shall be normalized when rolling.Besides,Ultrasonic test is necessary,and high tension,simulated post welded heat treatment shall be chosed by the end users,such as boiler manufacturers,heat exchanger plants.Other alloy elements to be added shall be agree upon between the purchaser and manufacturer before ording boiler steel plate SPV450.
  • SPV410 steel
    [Type:]steel plate
    [Specification:] Thickness: 2-460mm Width: 1500-3200mm Length:6000-12000mm
    [Application:]Boilers and pressure vessels used steel plate SPV410 owned yield strength above 410 Mpa for thickness equal and belows 50mm,and for boiler steel plate SPV410 thickness above 50millimeters,the yield strength shall be above 390Mpa,and tensile strength of pressure vessel steel plate SPV410 between 550 Mpa and 670 Mpa.For the thickness above 12mm of SPV410 boiler steel plate,low temperature impacting test shall be done under minus 10 centigree with the average impacting energy min.47J.
  • SPV355 steel
    [Type:] steel plate
    [Specification:] Thickness: 2-460mm Width: 1500-3200mmLength:6000-12000mm
    [Application:]Boiler steel plate SPV355 owned a higher carbon contains comparing with pressure vessel steel plate SPV315,so pressure vessel steel plate owned a higher yield strength than SPV315.Ultrasonic test is our suggestion technical requirement in rolling for boiler steel plate SPV355,it would gurantee avoiding the crack which be brought by blinster in steel plates.Besides,for the heavy steel plate SPV355,normalized heat treatment is better to adopt for improving steel property. SPV355 Steel Delivery state ♦ Heat treatment(Normalized,TMCP,Quenched and Tempered,N+T),Z-test (Z15,Z25,Z35),Ultrasonic Examination,Low temperature impacting test,DWTT,PWHT and cutting&welding into special pieces for end users. Mill test certificate issued under EN 10204 format.
  • SPV315 steel
    [Type:] steel plate
    [Specification:] Thickness: 2-460mm Width: 1500-3200mm Length:6000-12000mm
    [Application:]Boiler steel plate SPV315,pressure vessel steel plate SPV315 owned minimum yield strength at 315 Mpa for the steel plate thickness equal and belows 50mm,and tensile strength within 490-610Mpa.The ceq(%)=C+Mn/6+Si/24+Ni/40+Cr/5+Mo/4+V/14.Now Xinsteel can roll the maximum thickness for pressure vessel steel plate till 350mm,and maximum unit weight for boiler steel plate can reach to 26.8 tons.This is the most heavest weight in China steel rolling industry at present.
  • SPV235 steel
    [Type:] steel plate
    [Specification:]Thickness: 2-460mm Width: 1500-3200mmLength:6000-12000mm
    [Application:]Under JIS G3115 steel standard,boiler steel plate SPV235 is mainly used for welded boilers and other pressure vessels&tanks.For thickness equal and below 50 millimeters,the yield point of boiler steel plate SPV235 shall be above 235Mpa,and for thickness above 50 millimeters,the minimum yield strength for pressure vessel steel plates shall be 215Mpa.The tensile strength of steel plate spv235 shall be within 400-510Mpa.Alloy elements may be added if necessary when rolling boiler steel plate SPV235.
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