亚洲最黄视频-亚洲最大在线-亚洲最大网址-亚洲最大色网-亚洲最大色视频-亚洲最大情网站在线观看

Strip

Hot rolled strip

DESCRIPTION

Strip steel is a kind of narrow and long steel plate produced by various rolling enterprises in order to meet the needs of industrial production of various kinds of metal or mechanical products in diff


DETAILS

Strip steel is a kind of narrow and long steel plate produced by various rolling enterprises in order to meet the needs of industrial production of various kinds of metal or mechanical products in different industrial sectors. Strip steel, also known as steel, is less than 1300mm in width, the length of each roll is slightly different in size.
 
Strip is widely used in the production of welded steel pipe, cold-formed steel billet, manufacturing bicycle frames, rims, clamps, washers, springs, saw blades, metal products and blades
Cold-rolled strip steel production process is generally: pickling → rolling → process lubrication → annealing → smoothing → cutting → packaging.
 
Cold-rolled strip process: Pickling - Rolling - Annealing - Rolling Synchronous lubrication - Antirust oil - Flat length - Polishing - Packaging
 
Hot-rolled strip process: Heating furnace - Phosphorus removal machine - Roughing mill - Phosphorus removal machine - Finishing mill - Surface quality inspection instrument - Layer cold - Coiler - Balers - Pen Machine - roll library slab
 
Hot-rolled strip production process: First, the temperature in the heating furnace to the desired rolling temperature, and then through the roller into the roughing phosphorus removal of the slab produced by the oxide scale, and then into the rough rolling mill The strip width and thickness of the rolling, and then by the roller conveyor to the finishing mill dephosphorization of the surface of the strip produced by the oxide scale, into the finishing rolling unit of the strip thickness and width of more For the precision rolling, strip by the roller through the cold on the surface temperature before the coiling of the strict control before entering the coiler to become the last bunch of coil, spray into the coil storage package. .

RELATED PRODUCTS

国产裸体美女高清免费无遮挡 | 国产裸体美女高清免费无遮挡 | 91在线无码精品秘 人口竹菊 | 国产十八 熟妇AV成人一区 | 成人网站在线观看入口 | 337p亚洲欧洲日本粉嫩人体 | 国产又粗又长又大又黄视频 | 蜜桃Av噜噜一区二区三区四区 | av网站在线免费观看 | 国产精品被狂躁到高潮 | 久久久91人妻无码精品蜜桃免费 | 在线观看视频黄色 | 国产无码在线观看网站 | 蜜桃视频在线观看视频 | 96AV麻豆蜜桃一区二区 | 欧洲成人网站在线观看 | 在线观看黄片视频 | 波多野结衣无码二区 | 9999久久久久 | 无人码人妻一区二区三区免费 | 国产18禁男女无遮挡白浆网站 | 午夜福利在线一区二区 | 国产棈品久久久久久久 | 菠萝影视国产精品一区二区三区三州 | 人人人人人插人人人人人爽av | 热东京无码在线播放 | 国产乱婬AV麻豆香蕉精品 | 丰满岳胥伦一二三在线观看 | 本田もも无码一区二区三区 | 一本一道人人妻人人,,, | 成人爽a毛片免费啪啪动漫 久久99嫩草熟妇人妻蜜臀 | 无码人妻精品一区二区三区蜜臀 | 少妇激情偷人爽爽91嫩草 | 国一级毛片产AⅤ爽aV久久久久 | 8x8ⅹ成人永久免费观看 | EEUSS影院www影院囗人 | yyyyyy婬欲无码一二区 | 美女人妻丝袜中出 | 天天躁日日躁狠狠躁av无码 | 国产流白浆喷水在线观看 | 日本不卡视频在线观看 |