Oct 05, 2023Leave a message

What is 316 stainless steel

Characteristics: Due to the addition of Mo, its corrosion resistance, atmospheric corrosion resistance and high temperature strength is particularly good, can be used under harsh conditions; Excellent work hardening (non-magnetic); Excellent high temperature strength; Non-magnetic in solid solution; Cold rolling product appearance good gloss, beautiful; Relative to 304 stainless steel, the price is higher.

316 stainless steel due to the addition of Mo element, so that its corrosion resistance, and high temperature strength has been greatly improved, high temperature resistance can reach 1200-1300 degrees, can be used under harsh conditions.

Product composition

316 stainless steel plate, imported 316 stainless steel plate, Baosteel 316 stainless steel plate

National standard 316 stainless steel plate, grade :0Cr17Ni12Mo2

Chemical composition of 316 stainless steel

P 0.035 or less

S 0.03 or less

Ni: 10.0 to 14.0

Cr: 16.0 to 18.5

Mo: 2.0 to 3.0

Product performance

Tensile strength (Mpa) 620 MIN

Yield strength (Mpa) 310 MIN

Elongation (%) 30 MIN

The area was reduced by (%) 40 MIN

316 stainless steel density

7.98 g/cm³

316 Chromium content (%) 16--18.

Characteristics: Due to the addition of Mo, its corrosion resistance, atmospheric corrosion resistance and high temperature strength is particularly good, can be used under harsh conditions; Excellent work hardening (non-magnetic); Excellent high temperature strength; Non-magnetic in solid solution; Cold rolling product appearance good gloss, beautiful; Relative to 304 stainless steel, the price is higher.

316 stainless steel due to the addition of Mo element, so that its corrosion resistance, and high temperature strength has been greatly improved, high temperature resistance can reach 1200-1300 degrees, can be used under harsh conditions.

Uses: seawater equipment, chemical, dye, paper, oxalic acid, fertilizer and other production equipment; Photography, food industry, coastal facilities, ropes, CD rods, bolts, nuts.

410

Characteristics: As the representative steel of martensitic steel, although the strength is high, it is not suitable for use in a harsh corrosive environment; Its workability is good, according to the heat treatment surface hardening (magnetic).

Uses: cutting edge, mechanical parts, petroleum refining device, bolt, nut, pump rod, type 1 tableware (cutlery and fork).

Major difference

Now the two most commonly used stainless steel 304,316 (or corresponding to the German/European standard 1.4308,1.4408), 316 and 304 in the chemical composition of the main difference is that 316 contains Mo, and it is generally recognized that 316 corrosion resistance is better than 304 in high temperature environment more corrosion resistance. Therefore, in a high temperature environment, engineers generally choose parts of 316 material. But the so-called thing is not absolute, in the concentrated sulfuric acid environment, then high temperature do not use 316! Or this is gonna be a big deal. Mechanical people have learned thread, remember in order to prevent thread bite at high temperatures, need to apply a black solid lubricant: molybdenum disulfide (MoS2), from which it draws 2 conclusions is not :[1]Mo is indeed a high-temperature material (know what crucible gold melts with? Molybdenum crucible!) . [2] Molybdenum readily reacts with high sulfur ions to form sulfide. So no stainless steel is super resistant to corrosion. In the end, stainless steel is a piece of impurities (but these impurities can be more corrosion resistant than steel ^^) more steel, steel can react with other substances.

316F stainless steel is easy to cut stainless steel, high sulfur content. Good corrosion resistance, easy to turn, easy to process, good finish, suitable for axis and other parts.

Chemical composition (%):

SUS316F stainless steel added Mo, its corrosion resistance, atmospheric corrosion resistance and high temperature strength is particularly good, can be used under harsh conditions; Excellent work hardening (non-magnetic).

Calculation formula

Weight (kg)= Thickness (mm)* Width (m)* Length (m)* Density value (g/cm3)

Folding thickness classification

(1) sheet (0.2 mm to 4 mm) (2) the plate (3 mm to 30 mm) thick plate (3) (4 mm - 60 mm) thick plate (4) (60-115 - mm)

Folding maintenance

The use of 316 stainless steel plate has become more extensive with the development of the economy, people are closely related to stainless steel in daily life, but many people do not know much about the performance of stainless steel, and they know less about the maintenance of 316 stainless steel plate. Many people think that stainless steel is never rusty, in fact, stainless steel corrosion resistance is good. The reason is that the surface forms a passivation film, which in nature exists in the form of a more stable oxide. That is to say, although stainless steel is different according to the conditions of use, the degree of oxidation is not the same, but it is eventually oxidized, which is usually called corrosion. All the metal surfaces exposed in the corrosive environment undergo electrochemical or chemical reactions and are uniformly corroded.

316 stainless steel surface passivation film in the weak corrosion resistance of the part, due to the self-excited reaction and the formation of pitting reaction, the formation of small holes, coupled with chloride ions close, the formation of a strong corrosive solution, accelerate the speed of corrosion reaction. There are also intergranular corrosion cracking inside stainless steel, all of which destroy the passivation film on the surface of the stainless steel plate. Therefore, the stainless steel surface must be regularly cleaned and maintained to maintain its gorgeous surface and extend its service life.

International thickness conversion

American thickness and national standard thickness

28 ga = 0.015 inches = 0.38 mm

26 ga = 0.018 inches = 0.46 mm

24 the ga = 0.024 inches = 0.61 mm

22 ga = 0.030 inches = 0.76 mm

20 ga = 0.036 inches = 1.00 mm

18 ga = 0.048 inches = 1.20 mm

16 ga = 0.060 inches = 1.60 mm

14 ga = 0.075 inches = 2.00 mm

12 ga = 0.105 inches = 2.70 mm

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