G90074 標準腐蝕試片(銅片)
參考價 | ¥ 17 |
訂貨量 | ≥1 |
- 公司名稱 北京冠測精電儀器設備有限公司
- 品牌
- 型號 G90074
- 產(chǎn)地 北京
- 廠商性質 其他
- 更新時間 2016/10/16 2:55:17
- 訪問次數(shù) 738
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標準腐蝕試片(銅片)符合GB5096《石油產(chǎn)品銅片腐蝕試驗法》國家標準、GB466《銅分類》中Cu2(2號銅),純度大于99.9%。
標準腐蝕試片(銅片)規(guī)格:長75mm×寬12.5mm×厚1.5-3.0mm。
標準腐蝕試片材質有A3、20#、不銹鋼、黃銅、紫銅、鋁、鑄鐵、鎳試片等
試片保存、使用方法:
1. 將標準腐蝕試片在蒸餾水中用脫脂擦洗一遍,再用蒸餾水沖洗15秒鐘;
2. 將標準腐蝕試片在化學純無水乙醇(50ml/每10片)中用脫脂擦洗兩遍;3. 標準腐蝕試片(測腐蝕掛片)置干燥濾紙上,冷風吹干;
4. 標準腐蝕試片用濾紙包好,置干燥器中,24小時后稱重待用;
5. 原封裝的試片置無腐蝕性氣體處,防潮存放;
6. 已啟封而未用完的標準腐蝕試片仍置于防銹紙內,放在干燥器中。
Standard sample corrosion (copper) in line with national GB5096 "test" of copper corrosion in petroleum products standard, GB466 "Cu2" in the classification of copper (2 copper), the purity is more than 99.9%.
Standard sample corrosion (copper) specifications: 75mm x 12.5mm wide x 1.5-3.0mm thick.
Standard corrosion test piece material A3, No. 20, stainless steel, brass, copper, aluminum, iron, nickel specimen.
Specimen preservation, use method:
1 the standard corrosion test piece with cotton scrub again in distilled water, and then rinsed with distilled water for 15 seconds;
2 the standard corrosion test piece in the chemically pure ethanol (50ml/ per 10) using defatted scrubbed two times; 3 standard corrosion specimen (test coupon) a dry filter paper, dry cold;
4 standard corrosion test piece with filter bag, the dryer, 24 hours after weighing the stand-by;
Specimen 5 original package is non corrosive gases, moisture storage;
Standard corrosion 6 has been opened and the unused specimens are still in the antirust paper inside, put in dryer.