SS 304 Plate

SS 304 Plate

ss 304 plate 304L is a versatile stainless steel that is widely used in the production of equipment and parts requiring good comprehensive performance (corrosion resistance and formability). Chemical composition Name: ss 304 plate, 304L stainless steel plate, 304L stainless steel 8K plate Brand:...
Product description

304 Stainless Steel Plate

304L is a versatile stainless steel that is widely used in the production of equipment and parts requiring good comprehensive performance (corrosion resistance and formability).


Chemical Composition

P ≤ 0.035

S ≤ 0.03

Cr: 18.0 ~ 20.0

Ni: 8.0 ~ 10.0


Density

Steel   Grade

Density(g/cm3)

304,304L,305,321,201,202,301,302

7.93

316,316L,347,309S,310S

7.98

405,410,420

7.75

409,430,434

7.7

 

Mechanical Properties

Yield Strength (N/mm2) ≥ 205

Tensile Strength ≥ 520

Elongation(%) ≥40

Hardness HB ≤187; HRB≤90; HV ≤200

Density: 7.93 g·cm-3

Specific Heat c(20℃)0.502 J·(g·C)-1

Thermal conductivity λ/w (M·℃)-1 (at the following temperature/℃)

20 100 500

12.1 16.3 21.4

Coefficient α/(10-6/℃) (/℃ between the following temperatures)

20~100 20~200 20~300 20~400

16.0 16.8 17.5 18.1

Resistivity 0.73ω·mm2·m-1

Melting Point 1398~1420℃


Defect Category

Common defects of typical defects in classification number

Raw material Defects 28 metal ball marks, marble veins, longitudinal hair laceration, foreign body pressure, pollution, creases, coiling bad

Cold rolling defects 30 rollers printing, roller surface roughness, roller vibration marks, crow's feet, fine wrinkles, wave type defects, pad paper pressure

Annealing pickling 32 over pickling, annealing pickling, due to pickling, due to annealing, pitting, rust, brush roll marks, rubber residue, leukoplakia, pickling fluid residue, furnace stop

Finishing Defects 30 Poor degreasing, grinding unevenness, stripes, burrs

 


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