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How to Distinguish the Authenticity of Stainless Steel Pipe Fittings?

2017/09/13Clicks:351

In this market, there are a lot of fake things, so how to distinguish the stainless steel pipe fittings, here are some helpful points:
1. Observe the tooth front and the tooth distance carefully;
2. The front teeth is sharp, and the distance of teeth is even and smooth under naked eye.
3. Feel: the front tooth is smooth, the machining depth is standard, the core and the flow is smooth.
4. Mechanical treatment is done before leaving the factory, the surface is unclamped and sundry.
5. Low carbon content, corrosion resistance, oxidation resistance, strong toughness and strong pressure resistance.
6. The fake is rough making, the front tooth is unfavorable and thick, the distance of tooth is irregular. And there is damage on the front tooth and it is easy to leak.
7. The whorl isn't luminous and it is tough.
8. The core is crooked, and the wall is thick and uneven, and easy to block.
9. Because the surface is untreated, it is rough, and easy to be oxidized.
10. High carbon content, no corrosion resistance, poor toughness and weak resistance. 
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