Copper pipe has the characteristics of， and is the choice for the installation of water pipe， heat supply and refrigeration pipe.
방습지로 싸서 방습을 보호할 수 있다.그것은 또한 어느 정도 산화를 방지할 수 있다.균열이 발견되거나 심하게 부식되면 반드시 격리시켜야 한다.
밀림.Water with low PH value causes corrosion.
The market price of Zhengzhou copper bars is basically stable and the shipment is not good. In terms of tube blank: today， Shandong Luli tube blank slightly reduced by yuan， and the current mainstream ex factory price is - yuan. In terms of pipe plant: Linyi Pipe Plant locked the price for a week. With a stable market mentality， the factory price of hot rolled seamless pipes is now between - yuan. On the market side: with the arrival of the off-season， traders generally ship goods at a high price. Replenishment is mainly to maintain the existing inventory， and there is no large replenishment plan. The demand is sluggish， and the market price of Zhengzhou copper bar is expected to be stable and declining.
주 그 디 디On November the market price of Cangzhou copper bar was stable. According to the monitoring data of Lange Iron and Steels cloud business platform， the market price of * mm cold drawn steel produced in Linyi is yuan， the market price of * mm in Linyi is yuan， the market price of * mm in Jianlong is yuan， the market price of * mm in Yuanhua is yuan， the market price of * mm in Juneng is yuan， the market price of * mm in Baotou Steel is yuan， 기업은 단기간에 유연하게 경영할 수 있으며， 선적 거래는 * * * 이다.
가장 간단한 방법은 구리 세정제를 사용하는 것이다.황동 자동， 청동 등을 사용할 수 있다.표면의 기름때， 지문， 산화층 등은 먼저 구리 세정제로 세척할 수 있다.
In view of the current overall price difference， the local copper bar price continued to rise at a high level today， while the regions outside East China did not show an obvious follow-up trend， and the price support of copper bar is still strong. However，밀림.304 스테인리스 강판， at present domestic real estate control is still being tightened. The markets expectation of future demand is weakening， and the markets fear of heights appears after the price rises.Today， the market price of copper bars in Shenyang is stable and the shipment is poor.
Standardized design.
Because of the characteristics of copper itself， it is very easy to rust and corrode in places with high ambient humihumidity. If we often use it， the problem will be smaller， but if it is placed for a long time， the copper will be damaged. Many people do not know how to treat the copper surface? Now let the staff answer for you.
가격 이 저렴 하 다.Tangshan billets rose sharply last weekend， steel mills in some northern cities implemented production restriction， and some domestic economic data improved， which boosted manufacturers confidence. Today， steel prices generally rose. However， with the approaching meeting and the rainfall in the south caused by the typhoon，밀림.알루미늄 막대， the construction progress of the downstream construction site is affected， which is not conducive to the continuous demand. The high spot price transaction today is weak， which is difficult to support the continuous rise of steel prices. It is expected that the building materials market will maintain a volatile trend tomorrow， and some businesses may reduce prices and take goods.
나는 없다;나는 동관을 어떻게 보존해야 할지 모르겠다.
Red copper inventory in key areas has risen continuously， Jiangyin and Lecong， the inventory level remains relatively moderate， and the pressure on the market is relatively small. In Wuan market， according to the data， as of May ， the total inventory of medium and thick plates in Wuan was close to tons， increasing by tons on a weekly basis. In late April， it reached tons lower in the year， down tons from the high level after the Spring Festival， and rose for three consecutive weeks. In terms of the ovquantity， it should be said to maintain a relatively moderate level.
Five of the five major application fields of copper plate， copper bar and copper tube: copper is used in medicine. In the s， Chinese medical inventors Liu Tongqing and Liu Tongle found that copper has extremely strong s， and successfully developed the corresponding "Cancer Suppressing "，밀림.310s 스테인리스 파이프， which is successful in the near future.
응용 프로 세 스The copper tube shall be heated and welded first， and then the joint shall be heated until the heated part turns dark red. At this time， when the filler metal contacts the tube， the filler metal shall melt.
(황동은 구리 아연 합금의 일종입니다.아연의 비등점이 ℃로 매우 낮기 때문에 용접 과정에서 쉽게 증발할 수 있으며，e 파이프의 튜브를 이음매에 고르게 바르고 파이프가 베어링 바닥에 삽입되었는지 확인한 다음 여분의 용접제를 닦아내고 이음매를 조립하고 가열할 수 있습니다.
밀림.Today， the price of tube billets is up and down. At present， Jiangxin hot rolling is yuan， continuous casting yuan is down yuan， Dongfang hot rolling yuan is down yuan， Luli hot rolling yuan is down yuan， Tiangang hot rolling an is down yuan， production is stopped in mid January， Weigang hot rolling yuan is up yuan， continuous casting yuan is up yuan， Huaigang yuan is up yuan， Zhongtian yuan Changqiang yuan， Linggang yuan.
This week (-， the market price of red copper bar rose， and the transaction was not ideal. On the bidding day of Shagang last weekend， the price was stable to support the market， and the rising of billets at the weekend drove the market up in a wave， it was reported that the deal was very poor， which led to the price being stable for the next two days. Until Wednesday， due to the negative outlook on the future market and the reduction of steel billets in the afternoon spiral diving， the market lowered the price. Market price changes， Xinji rose yuan on the rd; For the future market， the off-season is coming， the demand is weakening， and the market wait-and-see mood is getting stronger. But when winter comes， the environmental protection inspection is becoming more and more strict， which supports the market. It is expected that the price ofety wire rod will be adjusted in a weak way in the short term.
[] Welding process of copper pipe Clean the end and seven ports of steel pipe with steel wool. Do not use abrasive cloth or abrasive paper to clean， because it will affect the clean interface and result in poor welding effect.
