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About Us

Gansu Hongfeng Machinery Co., Ltd., located in Pingliang City, Gansu Province, is a high-tech enterprise restructured and reorganized from the large-scale second-class military enterprise, the state-owned 920 Factory. It specializes in the research, development, and manufacturing of energy-saving products such as drain valves and condensate water recovery devices.

Service

In the course of specializing in the production of energy-saving products and energy-saving devices such as traps and condensate recovery devices, "Hongfeng" takes the revitalization of the national equipment manufacturing industry and the creation of a national brand of traps as its own responsibility, closely tracks the development trends of science and technology and production trends, adheres to the technological innovation strategy of "no one has me, no one has me, no one has me, and I am new", and has realized the transformation from technology introduction, reference and absorption to independent innovation and independent development.

Quality

Based on the strict requirements of the steam system for the reliability, stability, durability and safety of pump and valve equipment, the company has established a complete set of quality assurance and control systems including procurement management, production control, performance verification, quality inspection, after-sales service, etc., and wholeheartedly escorts high-quality products.

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We always respect and love our customers, and regard them as friends and siblings, and dedicate perfect services with a grateful heart, because customers are the pillar and source of our career success.

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HR3(HR80A)

Nominal size DN: 15~25, 15~50, 25~50

Connection: internal thread, socket weld, flange

Nominal pressure PN: PN100, PN150

Differential pressure range MPa: 0.3~6.5, 0.8~8.0

PMA/TMA PMa/℃: 7.2/480、7.4/500、8.36/475、8.34/500

Shell material: forged steel 15CrMo, 15CrMo

Service Support Selection reference Hongfeng Classroom

Download HR3(HR80A)

Features

HR3 features:

1. The steam jacket is insulated, not affected by the environment, and works reliably.

2. Built-in air exhaust device, which can quickly remove the initial air and can be started quickly.

3. The built-in large-area filter screen can basically achieve trouble-free work.

4. It can be repaired, decomposed and replaced on the pipeline.

HR80A features:

1. Hardened stainless steel and high-precision independent valve seat, which works reliably under superheated steam, and there is no empty hitting phenomenon of valve plate.

2. Strong corrosion resistance, no need to worry about ice damage.

3. With a filter device, it can basically achieve trouble-free work.

4. It can work effectively when installed in any direction.

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