When cutting parts with gas, the verticality of the 12Cr1MoVR pressure vessel steel sheet section of the parts should not be greater than 15% of the thickness of the parts. There can be rounded corners at the sharp corners, but the radius should not be greater than 2.5mm. The concave and convex points at the edges of the parts should not exceed 1.5mm. If the parts are cut by hand, the verticality of the section shall not be greater than 15% of the thickness of the parts. If the parts are cut underwater, the verticality of the section should not be greater than 10% of the thickness of the parts.
The choice of welding method, in the welding of 12Cr1MoVR pressure vessel steel sheet thick plate, the use of argon-rich gas shielded welding, this welding method is one of the low hydrogen welding methods, compared with pure CO2 gas shielded welding is easier and more effective control of the hydrogen content in the weld metal.
The loose coil annealed 12Cr1MoVR pressure vessel steel sheet steel sheet (O.C.A) developed by the United States is a special annealing of the boiling steel sheet in an atmosphere containing water vapor and hydrogen, because annealing in this atmosphere can remove the solid solution and carbides in the steel The compound carbon in the medium suppresses the aging sensitivity and further softens the 12Cr1MoVR pressure vessel steel sheet steel plate.
The cultural construction must let the enterprise staff participate in the enterprise culture, in order to better carry on the effective dissemination enterprise idea, the sharing value system, such as the internal communication, the newspaper, the forum, the propaganda, the news announcement and so on. At the same time, the system can also be used to educate and train employees, send blessings to employees on their birthdays or during Chinese New Year holidays, so that employees can feel the practice of corporate culture, the warmth of the enterprise, and enhance the sense of belonging and recognition of the enterprise.
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