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Hebei Dongrui petrochemical machinery and equipment manufacturing Co., Ltd-Flame arrester,breathing valve,injection parts,insulated joint

TEL:+86-13932708158
中文版 ENGLISH
VALUE CORPORATE CULTURE

Corporate culture is the spiritual motive force of corporate development and the basis of corporate personality.

01

CUSTOMER SATISFACTION

The pursuit and continuous creation of user satisfaction is the core goal of our efforts.

02

LEARNING INNOVATION

To promote the advantage concept of "learning as the source, innovation first" to the whole staff, and create favorable environment and conditions for learning and innovation.

03

FORGE AHEAD

Have the courage to open up, strive and forge ahead, and have full confidence and perseverance in the future and development of the enterprise.

04

PRAGMATIC RATIONALITY

Always emphasize action, is the core force of enterprise growth, implement the style of rational work.

PRODUCTS CENTER
PRODUCTS CENTER
ABOUT US
ABOUT US

Hebei Dongrui petrochemical machinery and equipment manufacturing Co., Ltd. is a manufacturer of forged flange and flange matching fasteners and a product supplier of industrial pipeline product packaging service. The company's main products are: flame arrester, valve, filter, manhole, chemical injection parts, metal hose, conical filter, ball tee, pipe fittings, bearing and plug-in, forging, anchor flange, insulating joint, insulating flange, bolt and nut, gasket, mirror and other products.


Strengthen quality awareness

Correct quality attitude

Standardize quality behavior

Establish a quality atmosphere

Making good products

INFORMATION
INFORMATION

15

2020-09

How to install flanges correctly
Proper installation of large flanges is important. When installing large flanges, two large flanges should insist that the sealing surface of parallel and large flanges should not be damaged and should be cleaned....

15

2020-09

What is the function of explosion-proof flame arrester?
Explosion proof flame arrester is one of the types of flame arrestor, which is used to prevent the flame spread of flammable gas and liquid and prevent the explosion caused by tempering....

15

2020-09

What is the working principle of the breathing valve
The breathing valve is an energy-saving product to maintain the pressure balance of the storage tank and reduce the medium volatilization. ...
2020-09-15
How to check and maintain the breathing valve?
As a kind of equipment of the storage tank, the breathing valve can reduce the impact force of the air pressure by using ...
HOT PRODUCTS
HOT PRODUCTS
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