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盛仕达钢铁股份有限公司

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  • How to weld a thin metal cover to a thicker steel pipe by using MIGW or flux-cored gas shielded welding

    How to weld a thin metal cover to a thicker steel pipe by using MIGW or flux-cored gas shielded welding

    Reason analysis: If the welding current cannot be adjusted correctly during welding, two situations may occur: one is to reduce the welding current to prevent the thin metal from burning through. At this time, the thin metal cover cannot be welded to the thick steel pipe; the other is welding Exc...
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  • Precautions for welding stainless steel pipe

    Precautions for welding stainless steel pipe

    Precautions for welding stainless steel pipe 1. Power supply with vertical external characteristics is adopted, and the positive polarity is adopted for direct current (the welding wire is connected to the negative electrode). 2. Generally suitable for the welding of thin plates below 6mm, with t...
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  • Sealing and bonding of stainless steel pipeline

    Sealing and bonding of stainless steel pipeline

    Sealing and bonding of stainless steel pipeline The sealing ring is arranged on the inner end surface of the socket of the pipe body, and a glue injection hole is opened on the socket of the pipe body. After the pipe is inserted into the socket of the pipe fitting body and passes through the seal...
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  • Installation process requirements for stainless steel pipes

    Installation process requirements for stainless steel pipes

    The installation method of stainless steel pipe is the same as that of ordinary carbon steel, and the subsequent process requirements are required in some processes. 1. The stainless steel material should not be in direct contact with other metal and should be padded with non-metallic materials s...
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  • Anti corrosion of buried steel pipes in urban sewage

    Anti corrosion of buried steel pipes in urban sewage

    Several methods can be used for anti-corrosion of urban sewage buried pipelines: 1. Petroleum bitumen-glass fiber cloth coating This kind of anti-corrosion method was used more in oil pipelines, but it is now being eliminated. Its advantages are wide sources of raw materials and low cost. The dis...
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  • Stainless steel heat treatment operation

    Stainless steel heat treatment operation

    Stainless steel heat treatment operation Cleaning: 1. Workpieces and fixtures should be cleaned of foreign objects such as oil, residual salt, paint, etc. before heat treatment 2. The fixture used for the first time in the vacuum furnace should be degassed and purified in advance of a vacuum degr...
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  • Common methods of steel pipe

    Common methods of steel pipe

    Common methods of steel pipe 1. Forging method: Use a swage forging machine to punch out the end or part of the pipe to reduce the outer diameter. Commonly used swage forging machines include rotary, connecting rod, and roller types. 2. Stamping method: Use a tapered core on the punch to expand t...
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  • Pipe fittings for pipeline connection

    Pipe fittings for pipeline connection

    Pipe fittings are used for pipeline connections, such as elbows, size ends, tees, caps, elbows, etc. These pipe fittings are mainly used in petroleum, chemical, electric power, shipbuilding, construction industries, and other fields. For example, some indoor heating pipes need to be connected wit...
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  • Under what circumstances can stainless steel pipe fittings be welded by argon arc, and under what circumstances can be welded by arc welding

    Under what circumstances can stainless steel pipe fittings be welded by argon arc, and under what circumstances can be welded by arc welding

    Under what circumstances can stainless steel pipe fittings be welded by argon arc, and under what circumstances can be welded by arc welding 1. Argon arc welding is a welding technique that uses argon as a shielding gas. Also called argon gas shielded welding. It is to pass argon shielding gas ar...
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