The Selection Of Quality Stainless Steel Pipe
First, what material currently on the market of stainless steel pipe
, each of which differences in quality?
There are 304,201 currently on the market and 301 other materials. Mainly chromium, nickel and other differences caused by different content, material 304 of its chromium 18, nickel 8-9, while the materials were only 201,301 14,16 chromium, nickel 1,5. The scientific evidence, including chromium, nickel high, stainless steel capillary pipe smelting technology good performance better corrosion resistance is stronger, the stronger the ability lasting finish.
Second, why 201,301 price lower than the 304 material? Beware of fake "304."
As the material containing chromium, nickel, low, low purchase prices of raw materials, such as 999 gold and 18K gold, gold content is different from the price difference. Therefore, the low price of 201,301. Some unscrupulous manufacturers of steel pipes by material 201,301 is also engraved with "304" word, please understand many users the time of purchase, to guard against being taken.
Third, why the same material quality difference of 304 tubes, high and low price?
At present, the raw materials are imported, domestic large and small manufacturers, though they are material 304, but the manufacturers of smelting technology, the chemical element content of different indicators, different quality, the price difference of about 10%. The pipe factory and the manufacturing process there are quality differences, post performance, corrosion resistance is also strong or weak. Even if the recent low-quality does not rust, but a long time become dull, yellow, or rust. The face of mixed complex relationship to the housing market and stainless steel pipe architectural long-term goal, you need to make informed choices. In this coastal region remind users not to petty advantages, so as not to regret.
Fourth, the selection of quality stainless steel capillary pipe?
1, to identify whether they are embossed surface texture control, "304" character, and to obtain a certificate of quality manufacturers and quality guarantee.
2, the acid reagent test material after 30 seconds, 304 color, 201 black change.
3, viewing the inner wall of the outer surface and the color is bright and smooth, the thickness is uniform or rough behavior.
4, shopping should be chosen by the provincial assessment of Quality and Technical Supervision over brand-name products. The client has a long and good use of witness reputation is the most direct and effective selection methods.
Fifth, how to properly use, maintenance of stainless steel pipe, bright and clean to ensure the product?
1, in the welding process in cutting iron to avoid sparks, to avoid friction with the iron.
2, be careful of cement, lime, diesel and other debris contamination, avoid contact with acidic materials.
3, with the Flying powder or cloth to clean and avoid using water and detergent.
by: lydia00123
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