Five people died in a sulfuric acid plant in Kunming and 32 were injured
According to the latest reports, a fire broke out at Yuntianhua International Chemicals Co., Ltd.'s Sanhuan Branch sulfuric acid plant on the afternoon of the 13th at around 3:52. The incident occurred during the sulfur loading and unloading process, which led to an explosion and subsequent fire. Firefighters and local police arrived quickly at the scene and worked tirelessly to contain the blaze. By 8:00 a.m. the following day, the fire had been fully extinguished. Environmental monitoring teams have confirmed that air quality in the surrounding area is currently within safe limits.
Initial investigations by the safety supervision authorities indicate that the accident was triggered by a deflagration during the sulfur removal process from the sulfur melting section. As of 2:00 p.m., all injured individuals have been transported to hospitals in Kunming for medical treatment. Two people are still missing, and search and rescue operations are ongoing. Local authorities have assured the public that they are closely monitoring the situation and providing necessary support to affected families.
This incident has raised concerns about industrial safety standards, and further details are expected to be released as the investigation continues. Residents nearby have been advised to remain cautious and follow official updates from local authorities.
Coupling
Tubing and Casing couplings are the joining of two short length pipe, mainly used for the connection and repair of oil pipe and downhole tools
Tubing and couplings thread types : Non-upset thread(NU), External- upset thread(EU);
Casing and couplings thread types: Long-round thread(LC), Short-round thread(SC), buttress thread(BC)
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Pup joint
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Casing and couplings thread types: Long-round thread(LC), Short-round thread(SC), buttress thread(BC).
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crossover
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Steel Grade,Steel Oil Casing Collar,Joint Oil Casing Collar,Pup Joint Oil Casing Collar
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