Product Showcase
ASME SA543/SA543M Carbon Steel Plates
SHH STEEL supplies ASME SA543 / ASTM A543 quenched and tempered nickel-chromium-molybdenum alloy steel plates as China steel mill-Direct Supply. Commonly supplied as Type B and Type C, Class 1 and Class 2, for high-strength welded pressure vessels. Competitive mill price, cut-to-size service, fast delivery and full MTCs.
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ASME SA543 Type C Class 3 Steel Plate | SA543 Type C Cl.3 QT Ni-Cr-Mo Vessel Plate
ASME SA543 Type C Class 3 / ASME SA543 TYPE C CL.3 is quenched-and-tempered Ni-Cr-Mo plate under ASME SA-543/SA-543M. Type C nickel is 2.00–3.50%. Class 3 is 485 MPa yield and 620–795 MPa tensile. SHH STEEL supplies SA543 Type C Cl.3 worldwide as a global steel mill sourcing partner, with 3.1 or 3.2 certificates.View More -

ASME SA543 Type C Class 2 Steel Plate | SA543 Type C Cl.2 QT Ni-Cr-Mo Vessel Plate
ASME SA543 Type C Class 2 / ASME SA543 TYPE C CL.2 is quenched-and-tempered Ni-Cr-Mo plate under ASME SA-543/SA-543M. Type C nickel is 2.00–3.50%. Class 2 is 690 MPa yield and 795–930 MPa tensile. SHH STEEL supplies SA543 Type C Cl.2 worldwide as a global steel mill sourcing partner, with 3.1 or 3.2 certificates.View More -

ASME SA543 Type C Class 1 Steel Plate | SA543 Type C Cl.1 QT Ni-Cr-Mo Vessel Plate
ASME SA543 Type C Class 1 / ASME SA543 TYPE C CL.1 is quenched-and-tempered Ni-Cr-Mo plate under ASME SA-543/SA-543M. Type C nickel is 2.00–3.50%. Class 1 is 585 MPa yield and 725–860 MPa tensile. SHH STEEL supplies SA543 Type C Cl.1 worldwide as a global steel mill sourcing partner, with 3.1 or 3.2 certificates.View More -

ASME SA543 Type B Class 3 Steel Plate | SA543 Type B Cl.3 QT Ni-Cr-Mo Vessel Plate
ASME SA543 Type B Class 3 / ASME SA543 TYPE B CL.3 is quenched-and-tempered Ni-Cr-Mo plate under ASME SA-543/SA-543M. Type B nickel is 2.25–4.00%. Class 3 is 485 MPa yield and 620–795 MPa tensile. SHH STEEL supplies SA543 Type B Cl.3 worldwide as a global steel mill sourcing partner, with 3.1 or 3.2 certificates.View More -

ASME SA543 Type B Class 2 Steel Plate | SA543 Type B Cl.2 QT Ni-Cr-Mo Vessel Plate
ASME SA543 Type B Class 2 / ASME SA543 TYPE B CL.2 is quenched-and-tempered Ni-Cr-Mo plate under ASME SA-543/SA-543M. Type B nickel is 2.25–4.00%. Class 2 is 690 MPa yield and 795–930 MPa tensile. SHH STEEL supplies SA543 Type B Cl.2 worldwide as a global steel mill sourcing partner, with 3.1 or 3.2 certificates.View More -

ASME SA543 Type B Class 1 Steel Plate | SA543 Type B Cl.1 QT Ni-Cr-Mo Vessel Plate
ASME SA543 Type B Class 1 / ASME SA543 TYPE B CL.1 is quenched-and-tempered Ni-Cr-Mo plate under ASME SA-543/SA-543M. Type B nickel is 2.25–4.00%. Class 1 is 585 MPa yield and 725–860 MPa tensile. SHH STEEL is the supplier and exporter of SA543 Type B Cl.1, with 3.1 or 3.2 certificates.View More
ASME SA543/SA543M Carbon Steel Plates

Nuclear-Grade Steel Plates
SHH STEEL, a trusted Nuclear-Grade Steel Plates exporter, produces and exports nuclear-grade steel plates for nuclear power plants and energy applications. Our plates, like SA533, offer exceptional toughness and safety, meeting ASME standards. With a 5,000-ton inventory, we ensure 3–5 day delivery for in-stock items, supported by SGS/TUV inspections and mill certificates. Rely on SHH STEEL for nuclear power steel plates and custom high-safety solutions.
Nuclear-Grade Steel Plates
ASME SA724/SA724M
ASME SA736/SA736M
ASME SA832/SA832M
ASME SA542/SA542M
ASME SA543/SA543M
ASME SA612/SA612M
ASME SA662/SA662M
ASME SA737/SA737M
ASME SA533/SA533M
ASTM A533
ASME SA508/SA508M
ASTM A508
ASME SA387/SA387M
ASTM A387
ASME SA-738/SA-738M
ASTM A738
ASME SA-203/SA-203M
ASTM A203
EN 10028-7
RCC-M M3307
JIS G3118
GB/T 3531
GOST 10859
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