The single tank volume of oil storage tank is often very large, and the product quality requirements are also very high. In particular, the shell plates of large oil storage tanks are prefabricated and processed in the manufacturing plant, including arc rolling, opening, assembly and welding of connecting pipes, and stress relief heat treatment after welding.
The process flow of oil storage tank shell plate is as follows:
Tank shell plate blanking - arc rolling - opening and marking - assembly welding anti deformation fastener - hole opening - groove inspection - Assembly pipe and welding connecting flange - assembly and welding of connecting pipe, reinforcing ring and wall plate - weld nondestructive testing - heat treatment - remove the anti deformation reinforcement - tank shell plate surface treatment - NDT for welds and grinding places.
Just like you, 70% customers choose long-term cooperation with BBN steel not only for our good product and service quality, good reputation in the international market, but also for our experienced one-stop raw material supply and further steel processing!
Henan BEBON Iron&Steel co.,ltd.
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