Shandong Zhongjie Pressure Equipment Co.,Ltd
Business License
Main Products: boiler, gas steam boiler, central air conditioning, thermal oil boiler
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Pressure Strengthening Technology & Advantages | Shandong Zhongjie
June 4, 20261. Pressure StrengtheningIn accordance with GB/T18442.7 standard, pressure strengthening is a cold expansion process for stainless steel cryogenic liner. We inject graded high-pressure dechlorinated RO water into full-filled closed liner to generate controlled plastic deformation, forming residual compressive stress inside tank wall, improving stainless steel yield strength by 100%~200%.Our softening + double-stage RO water tRead More -
How to Choose a Liquefied Petroleum Gas (LPG) Storage Tank?
May 28, 2026How to Choose a Liquefied Petroleum Gas (LPG) Storage Tank? Practical Selection Guide As key special equipment for industrial gas supply and gas station supporting facilities, LPG storage tanks directly affect project acceptance, operational safety and service life. Many buyers only focus on low prices and end up with non-standard tanks, which may lead to acceptance failures, potential safety hazards and frequent maintenRead More
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Shandong Zhongjie Pressure Equipment Co.,Ltd
Shandong Zhongjie Pressure Equipment Co.,Ltd was founded in 2003, specialized in boiler, pressure vessel and we are designated enterprise of B-grade boilers and Ⅲ-grade pressure vessel that is approved by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China.Our factory have 2 production bases: boiler production base, pressure vessel production base. Boilers mainly include industrial and civil used steam boiler,hot water boiler,thermal oil boiler,waste heat boiler,etc. Pressure vessels include LPG tank, liquid ammonia tank, cryogenic tanks,especially including LNG tank, liquid oxygen/nitrogen/argon/dioxide oxygen tank,etc. Our factory have the biggest 200CBM LPG tank annealing furnace in China, large-scale shot-blast room, advanced management mechanism, high-class raw material management and control system, with senior welders skill, make us to be one of the biggest LPG storage tank production base of China. we are alsp the professional manufacturer of central air conditioner, Integrated R & D , production , sales and engineering design , installation and after - sale service in the whole ,mainly supply 1. Small ground source heat pump;2. Ground source heat pump unit;3. Air- cooled module unit;4. Air-cooled screw unit;5. Water cooled chiller;6. Fan coils series; 7. Bath special sewage heat recovery heat pump unit series; We keep improving our products, build our own brand, pursue the best quality with safety first. Welcome friends all over the world come and visit our factory!
Company Overview
Business License
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Manufacturer Business Type
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2001 Year Established
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boiler, gas steam boiler, central air conditioning, thermal oil boiler Main Products
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10,000-30,000 square meters Factory Size
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101 - 200 People Total Employees
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21-50 People Sales Staff
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10-20 People Quality Inspectors
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ISO9001, Others Product Certifications
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US$2.5 Million - US$5 Million Annual Export Value
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Africa, Eastern Asia, South Asia, Domestic Market Main Markets
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QINGDAO , TIANJIN, SHANGHAI, NINGBO Port of Shipment
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Boiler Main Industry
ISO 14001
quality management system certification
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