Qingyun Hongsheng Machinery Parts Co., Ltd. is one of the most reliable manufacturers and suppliers of cast iron grate in China. We warmly welcome you to wholesale high quality cast iron grate at low price from our factory. If you have any enquiry about quotation, please feel free to email us.
Our customized Cast Iron Grate is an essential core spare part for coal-fired and biomass boilers, widely exported to South Korea, Japan, Southeast Asia, Germany and other European & American countries. We manufacture strictly in accordance with Chinese domestic material standards and international norms including DIN(Germany), EN(EU), JIS(Japan), ASTM(USA), and support customized dimension & structure based on client drawings.
Products Description
1. Material Grades & Corresponding International Standards
We supply four mainstream raw material options for different temperature working conditions:
HT200 Grey Cast Iron Working temperature ≤450℃ | Domestic standard GB/T9439 Equivalent international: EN-GJL-200(EN1561/EU), FC200(JIS G5501/Japan), ASTM A48 Class40(USA) Used for small agricultural heating boiler and low-temperature industrial furnace grate.
RTCr-0.8 / RTCr16 Chromium Heat-resistant Cast Iron Working temperature 450℃~700℃ | Domestic standard GB/T9403 Equivalent international: EN-GJSA-XNiCr35-5(EN1601/EU), HCR-2(JIS G5102/Japan) Applied for medium-high temperature boiler in chemical park and mineral processing plant.
RQTSi5 Silicon Heat-resistant Ductile Iron Working temperature 700℃~950℃ | Domestic standard GB/T9403 Equivalent international: EN-GJS-XSi5(EN1601/EU), SCS2(JIS/Japan) Suitable for high-temperature biomass incineration furnace and crop waste combustion equipment.
1.4823 High Chrome Heat-resistant Cast Steel (German standard) Working temperature＞950℃ | Standard: DIN17395, EN10295, ASTM A297 HH Hot-selling grade for Germany & EU clients, used for high-temperature hazardous waste incinerator in chemical industry.
Material Advantages: High temperature resistance, wear resistance & anti-deformation; long strip slot design ensures smooth air intake and ash dropping to improve full fuel combustion; customized size, thickness and hole layout available.
2. Industry Application Range
✅ Agriculture: Grain drying boiler, greenhouse breeding heating furnace, crop straw biomass incineration equipment ✅ Chemical Industry: Central heating boiler of chemical park, chemical factory waste residue incinerator accessories ✅ Mining Industry: Workshop heating boiler for mines, coal gangue & mineral waste combustion furnace ✅ General Manufacturing: Industrial steam boiler, spare parts for medium & small thermal power plant
3. Target Customer Groups
Boiler manufacturers & boiler spare parts distributors from Korea, Japan, Southeast Asia, Germany and all Europe & America regions
Purchasing managers of chemical plants, mineral processing factories and agricultural product processing enterprises
Engineering contractors of industrial heating & biomass energy construction projects
Products Display
why choose us
Quick response Products with high cost performance Products with high cost performance
why choose our products
1. 20 years of experience in casting cast iron plate, quality assurance, timely delivery
2. Perfect machining and inspection equipment can directly provide finished parts and meet the inspection requirements of customers
3. It has independent import and export rights and can export products to all parts of the world
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