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304 stainless steel sanitary tube in China supplier

Stainless steel is less containing 50% iron and 10.5% chromium, and also added such as nickel, titanium, molybdenum, etc., according to the different composition of the suspension, the metal within the different microstructure, which is martensitic, Body type, austenite type, biphasic, precipitation hardening type stainless steel. Sanitary grade seamless stainless steel tube also has a different material.


General industrial commonly used tube austenitic stainless steel material more; 0Cr19Ni9 (USU304), 00Cr19Ni11 (USU 304L), 0Cr17Ni12Mo2 (USU 316), 00Cr17Ni14Mo2 (USU 316L), 1Cr18Ni9Ti (SUS321), and the like. To meet the GB / T14976-94 "fluid transmission with stainless steel seamless steel pipe" standard, as well as the inside and outside the steel pipe surface finish requirements.

304 stainless steel sanitary tube is the appearance and cavity are polished as a mirror-like tube, sensory requirements: contact with the surface of the food should be smooth, no dirt, rust, welding should be smooth, no pores, cracks, burrs. The "food contact" should be identified on the product or the minimum sales package. The stainless steel type should be identified on the product or the minimum sales package.

Ordinary 304 tube a lot of types, tube cavity may not be polished. But both in the composition, physical and chemical indicators, specifications, no difference in performance. The thickness is generally between 1.2 to 2.0, the price is sold by the number of rice on the surface of the silver on the surface, the thickness of 2.0 above the price is sold in kilograms.


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