Products

HAISHENG is a specialized manufacturer offering direct supply of Glass Wool Blanket Roll for Thermal Insulation. We support customized facing, cut-to-size services, and bulk distribution. Classified as a Class A non-combustible, flexible thermal insulation and sound-absorbing material, it features low thermal conductivity, high resilience, temperature resistance, and excellent noise reduction. It is widely used for thermal insulation, sound absorption, and fire protection in steel structure workshops, HVAC ducts, architectural ceilings, and industrial equipment rooms.

HAISHENG is a specialized manufacturer and one-stop supplier of steel structures, offering readily available Hot Rolled Steel Strips for Fabrication. Produced using a high-temperature (900–1250°C) continuous rolling process, these strips are available in mainstream grades such as Q235B and Q355B, combining low cost and high strength with excellent suitability for deep processing.

As a reliable manufacturer and one-stop supplier of prepainted galvanized steel coils for roofing, HAISHENG utilizes hot-dip galvanized and Al-Zn coated steel coils as substrates. These undergo surface pretreatment, roller coating with organic paint, and high-temperature curing, all in compliance with the GB/T 12754 standard.

As a reliable Chinese manufacturer and one-stop supplier of steel structures, HAISHENG offers readily available Hot Rolled Flat Steel Bars for Construction. These bars feature high strength, ease of welding and bending, and a smooth surface finish. They are widely used in steel structures, machinery manufacturing, power systems, bridges, supports, handrails, and embedded parts. Available in hot-rolled, cold-drawn, or galvanized (anti-corrosion) finishes, they serve as versatile, fundamental structural profiles.

As a reliable China structural steel Manufacturer and one-stop Supplier, HAISHENG supplies in-stock Structural Steel Plates for construction, steel structure and machinery manufacturing projects. Complying with GB/T 700 and GB/T 1591, these plates mainly adopt Q235B and Q355B grades, including hot rolled, cold rolled, medium thick and checkered types. With high strength, good toughness and superior weldability, Hot Rolled Structural Steel Plates are widely used for beams, slabs, equipment bases and various load-bearing panels, serving as essential universal steel materials for industrial and building engineering.

Haisheng specializes in supplying Square Hollow Structural Steel Tubes. Featuring a hollow square cross-section, these tubes offer balanced stiffness in all directions, high torsional resistance, and superior overall structural stability. Their neat, square profile facilitates easy installation and architectural styling. Widely used for structural columns, trusses, curtain wall framing, guardrails, equipment racks, municipal landscaping, and construction machinery, they are a standard choice for load-bearing and framework applications in engineering.