What is grade-A boiler?
23 Jul 2021
In the industrial boiler industry, it is generally divided into four grades: A, B, C and D according to the production qualification license grade, among which, when purchasing boilers, users often consider Grade A boiler manufacturers. What is a grade A boiler?
The production license scope of Grade A qualification is not limited.
Grade B steam boiler with rated steam pressure less than or equal to 2.5 MPa.
Grade C steam boiler with rated steam pressure less than or equal to 0.8 MPa and rated evaporation less than or equal to 1 ton/hour; Hot water boiler with rated outlet water temperature less than 120 degree Celsius.
Grade D steam boiler with rated steam pressure less than or equal to 0.1 MPa; The rated outlet temperature is less than 120 MW and rated thermal power is less than or equal to 2.8 MW.
Related FAQs
View More
Related products
View More
-
WNS series gas-fired (oil-fired) steam boilerLive Chat1-20 t/h0.7-2 MPa -
SZS series gas-fired (oil-fired) steam boilerLive Chat2-110 t/h1.25-5.3 MPa -
SZL series coal-fired steam boilerLive Chat6-35 t/h1-2.5 MPa
By boiler medium
By boiler structure
-
Email us
-
WhatsApp: +86 18861589035
WeChat: +86 13506150756
Live Chat
Related news
View More
-
From May 6 to 7, 2026, ZOZEN Boiler will participate in Palmex Indonesia 2026 at Jakarta International Expo (JIEXPO), Indonesia. ZOZEN Boiler will welcome visitors at Booth 190 & 192. As an industry event focused on the palm oil sector in Southeast Asia, the exhibition brings together companies involved in palm oil processing, supporting energy systems, and industrial equipment, offering ZOZEN Boiler a valuable opportunity to meet customers from Indonesia and surrounding markets. ZOZEN Bo...28 Apr 2026 -
Bangladesh is one of the world’s major producers and exporters of garments and textiles. With a well-developed industrial chain covering textile, dyeing, printing, and garment manufacturing, long-term demand for industrial steam remains strong. In production processes such as dyeing, washing, drying, and finishing, steam boilers play an important role in ensuring stable heat supply. As local textile enterprises place greater emphasis on energy consumption control, fuel utilization, and ope...21 Apr 2026 -
In Pakistan, garment manufacturing and fabric processing remain important parts of industrial production. For these factories, steam is not an auxiliary utility but a core part of the production chain. Processes such as dyeing, drying, heat setting, and finishing all require a stable and continuous steam supply. Any fluctuation in steam output may affect production rhythm. Against this background, more textile companies in Pakistan are paying closer attention to fuel adaptability, operating sta...14 Apr 2026
Latest cases
View More
