+86-0574-65273692
Home / About Us

About Us

Ninghai Gaohua Metalwork Products Co., Ltd.

Professional, innovative practical and quality service.

Ninghai Gaohua Metalwork Products Co., Ltd.
Ninghai Gaohua Metalwork Products Co., Ltd.
Ninghai Gaohua Metalwork Products Co., Ltd.
Ninghai Gaohua Metalwork Products Co., Ltd.

The company is a professional manufacturer which is specialized in the design, development, production, sales, and service of metalwork products. We have been committed to produce high-quality products and exceptional service to our customers.

Our product range includes a wide variety of valves, fittings and other metalwork products, such as ball valves, gate valves, globe valves, check valves, balancing valves, Y strainer, lockable valves, taps, pipe fittings, lawn lamp parts, other metalwork products, floor drain, etc. We have over 120 sets of advanced production and testing equipment, and this enables us to maintain efficient production capabilities and rigorous quality control measures.

We’re willing to work together with customers from all over the world to create a bright future together.

The Production Process

Efficient, precise, flexible
and standardized

Cutting the brass bar: To pipe the proportion of raw materials according to the required shape or size mixed or cutting separation, in preparation for subsequent production blank or workpieces.

Forging/Casting: Forging by reinforced shaping pressure metal, casting molten shaping complex forming parts, as the cornerstone of industrial manufacturing process.

Precision machining: A key process to improve the precision and surface finish of parts at the end of the manufacturing process.

Nickel plating: It is an electrochemical surface treatment process that is widely used in industrial production to give corrosion protection, decoration or specific functions by electrolytically depositing metal layers on the surface of the substrate.

Assembly: The process of systematically combining and connecting parts to form a complete product with a specific function.

Pressure testing: We higher than working pressure of the valve products of test pressure, to test whether the sealing structure and strength design and use requirements.

Packaging: We provide physical protection, easy storage and transportation, and ultimately commercial packaging for our products.

Ninghai Gaohua Metalwork Products Co., Ltd.

OUR STRENGTH

Choose Gaohua Valves, choose happiness.

  • Customized Service

    We have a strong R&D team, and we can develop and produce products according to the drawings or samples the customers offered.

  • Diversity Service

    We can produce various materials such as brass, bronze, stainless steel, etc., which can meet customers' requirements for the development and production of products made of different materials.

  • Quality Service

    We have our own testing lab and the most advanced and complete inspection equipment, which can ensure the quality of the products. 

  • One-stop Solution

    We have our own casting foundries, and forging workshop,  CNC machining workshop for brass products,we also have stainless steel machining factory.

  • After-sales Service

    We have a timely and efficient after-sales service to help you solve problems.

  • Shipment Service

    We are very close to Ningbo Port, it is very convenient and efficient to ship goods to any other countries.

Authentic Reliable Quality Naturally Stands Out.

Choice comes from trust, and cooperation comes from honesty.