0.01—0.1元捕鱼


188比分直播篮球比分


Steel pipe is used to transport fluids and powdered solids, exchange heat energy, manufacture mechanical parts and containers, and is also an economic steel.



2020福彩走势图带连线


1. Pipes for pipes. Such as: seamless steel tubing for water, gas pipes, steam pipes, oil delivery pipes, pipes for oil and gas trunk lines. Agricultural irrigation water faucet with pipe and sprinkler irrigation steel tube, etc.

0.01—0.1元捕鱼2. Tubes for thermal engineering equipment. Such as boiling water pipes and superheated steam pipes for general boilers, superheated pipes, large smoke pipes, small smoke pipes, arch brick pipes and high temperature and high pressure boiler pipes for locomotive boilers.

3. Tube for machinery industry. Such as aviation structural stainless steel tubes0.01—0.1元捕鱼 (round tubes, elliptical tubes, flat elliptical tubes), automobile half-shaft tubes, axle tubes, automobile tractor structural tubes, tractor oil cooler tubes, agricultural machinery square tubes and rectangular tubes, transformer tubes and bearings Tube etc.

0.01—0.1元捕鱼4. Pipes for petroleum geological drilling. Such as: oil drilling pipe, oil drill pipe (square drill pipe and hexagonal drill pipe), drill bit, petroleum tubing, petroleum casing and various pipe joints, geological drilling pipe (core tube, casing, active drill pipe, drill string) , According to the hoop and pin joints, etc.).

0.01—0.1元捕鱼5. Tubes for the chemical industry. Such as: oil cracking pipes, pipes for heat exchangers and pipes of chemical equipment, stainless acid-resistant pipes, high-pressure pipes for chemical fertilizers, pipes for transporting chemical media, etc.

0.01—0.1元捕鱼6. Other departments use management. Such as: container tube (high pressure gas cylinder tube and general container tube), instrumentation tube, watch shell tube, injection needle and medical device tube, etc.

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