So far as the storage method of copper materials is concerned， we should properly keep the copper products we buy， extend the service life of copper and ensure its performance to avoid unnecessary losses.
If the corrosion on the copper surface is found to be slight， it can be erased with linen copper wire， but it is not recommended to apply oil for preservation.
부릉부릉 방 단불순한 구리 재료로 인한 부식.
The production method of soft copper tube is basically the same as that of hard copper tube， that is， the annealing process is added compared with the hard copper tube. Annealing of copper tubes means that they are calcined in a high temperature furnace to change the arrangement of the elements in the copper tubes. However， the copper tubes will become soft， which makes it easier to bend. The copper tubes produced in this way are called soft copper tubes.
자라 자In August， the price of domestic medium and heavy plates fell sharply. As of August ， the price center of ordinary carbon boards in leading cities had dropped to ， down yuan/ton from the end of July. At the beginning of the month， affected by the macro bad news， and the recent poor performance of fundamentals，부릉부릉 방 단304L 스테인리스 강판， the market mentality turned to pessimism， the inventory pressure was high， the stock shortage phenomenon disappeared， and the market transaction atmosphere was cold， the demand performance continued to decline， and the spot price fell under pressure.
In Jiangyin market， another distribution center， the overall inventory of the current circulation link is about tons， slightly lower than the normal level. At the beginning of this week， the price gap between Jiangyin prices and those in the north has also been able to correspond to the slightly lower circulation inventory. However， from the perspective of the policy port of the steel plant， the overall production situation of Nangang， Hengrun， Dada， etc. is relatively normal， and the amount of resources in the later period remains stable. The overall inventory of Lecong market remains at about to tons， and the recent spot price of Lecong market has a large gap with that of the north.
Five of the five major application fields of copper plate， copper bar and copper tube: copper is used in medicine. In the s， and successfully developed the corresponding "Cancer Suppressing "， which is successful in the near future.
Insert the pipe into the top of the bayonet，e the sleeve on the pipe to evenly apply the flux on the joint， and confirm that the pipe is inserted into the bottom of the socket， then wipe off the excess flux， and the joint is assembled and can be heated.
만약 환경이 습하다면， 동관의 부식을 심화시킬 것이다.물속의 산소는 부식을 초래할 수 있다.
Generally， oxygen aylene is used as the gas source and LPG welding tool is used for heating. The torch of the welding tool shall face the joint and then continuously heat the whole joint. This will avoid excessive local heating.
제조 비또 다른 집산지인 강음시장에서 현재 유통단계의 전체 재고는 약 만 톤으로 정상 수준보다 약간 낮다.이번 주 초 강음 가격과 북방 가격 간의 가격 격차도 약간 낮은 유통 재고에 대응했다.그러나 제철소 정책항을 보면， 남강，부릉부릉 방 단주석 도금 적동 막대， 항윤， 다다 등 전체 생산 상황은 비교적 정상이며 후기 자원량은 안정을 유지한다.락종시장의 전반 재고는 만~만톤 좌우를 유지하여 중등정상수준에 속하며 최근 락종시장의 현물가격은 북방과 비교적 큰 차이가 있다.
안정성: 구리 파이프는 금속 파이프와 비금속 파이프의 장점을 결합합니다.그것은 플라스틱 파이프보다 더 단단하고， 일반 금속의 고강도를 가지고 있다 (동관을 냉발시키는 강도는 같은 경도를 가진 강관과 같다ess）；그것은 일반 금속보다 쉽게 구부러지고 강인성과 높은 확장성을 가지고 있으며 진동， 충격 및 동팽창에 강한 재산을 가지고 있습니다.
Although the opening continued the weak trend， the intraday transactions improved， and the prices of some copper bar manufacturers rose. From the specific situation， although the manufacturer feedback that the shipment is average， the mentality is relatively calm， the market inventory is not much， and the manufacturer is not willing to significantly reduce the price. In terms of the market， the transaction of strip steel is better than other steel varieties， and the downstream mainly focuses on callback buying without panic inventory clearing. It can be seen that although the steel market continues to shake， the overall demand for strip steel remains in a good state.
The copper bar market declined steadily this week， with a decline of - yuan. Due to low pig iron inventory， some steel mills in Jiangxi have resumed purchasing recently， but the purchasing volume is not large. The purchase price of pig iron in Yunnan steel plants was slightly increased to ensure the purchase volume due to the low purchase price of pig iron in the early stage. Recently， the steel market has been in shock and adjustment，부릉부릉 방 단321 스테인리스강 권재， and the merchants are unstable. Steel mills in Hebei， Tianjin and other regions have stopped producing pig iron for steelmaking. Now， it is mainly expected to make inquiries. However， due to the lower price of raw materials， the price of iron mills has been lowered.
어떠 하 다.구리 자체의 특성으로 환경 습도가 높은 곳에서는 녹이 슬고 부식되기 쉽다.습도우리가 자주 사용하는 경우 문제가 더 적지만 오래 두면 구리가 손상됩니다.많은 사람들이 구리 표면을 어떻게 처리하는지 모릅니까?이제 직원이 답변해 드리겠습니다.
When installing， the copper pipe has the advantages of low transportation cost， easy maintenance and small space occupation.
파이프를 청소한 후에는 즉시 인터페이스와 카드 사이에 용접제와 보조용접제를 발라야 한다.배합면에 충분한 용접제를 얇게 바르고 먼지와 때가 모세관 간극을 오염시키지 않도록 즉시 조립해야 한다.
부릉부릉 방 단In the morning trading today， the price of domestic copper bar fell. According to the monitoring data of Lange Steels cloud business platform， the average price of * mm hot rolled strip in key cities in China is ， down yuan from yesterday. Futures prices fluctuated， and the prices of spot market manufacturers eased slightly today. According to the feedback， and the mainstream manufacturers prices fell today.
After the pipe is cleaned which caused the overall transaction blocked， the welding flux and flux shall be immediately applied to the interface and the bayonet clearance. Sufficient flux shall be thinly coated on the mating surface and assembled immediately， so that dust and dirt will not pollute the capillary gap.
당산강판이 지난 주말에 대폭 상승하여 일부 북방도시의 강철공장이 생산제한을 실시하였고 일부 국내경제수치가 다소 개선되였는데 이는 제조업체의 신심을 진작시켰다.믿음오늘날 강재 가격이 보편적으로 상승하고 있다.그러나 회의가 다가오고 태풍으로 인한 남쪽의 비가 내리면서 하류 공사장의 공사 진도가 영향을 받아 지속적인 수요에 불리하다.고현물 가격 거래이 지역 시장의 평가 범위는 제한되어 있으며 기업은 단기간에 유연하게 경영할 수 있으며， 선적 거래는 * * * 이다.