Stainless Steel 309 Round Bars

SS 309 Round Bars/Shafts are generally made with both physical and mechanical properties like firm nature, yield strength, crazy adaptability, prolongation, check pressure, warm conductivity, thickness, dissolving point, modulus of progress, electrical conductivity, and electrical resistivity besides. These bars are even arranged with various compound plans like manganese, silicon, phosphorous, sulfur, molybdenum, nickel, chromium, and carbon, also.

These bars are sensible worked with the help of the various choices like wall thickness, pressure, length, width, conditions, strength, surface, finish, end, applications, structures, shape, size, and grade. These bars and shafts are open in different sorts like made, significant solid areas for welded, ERW.

SS 309 Round Bars/Posts are fitting in unending the general works and various undertakings like the power exchangers, condensers, sugar industry, oil industry, gas making due, refineries industry, petrochemical industry, power age industry, power plant, specialty compound industry, squander industry, dairy industry, food making due, military applications, siphons, shafts, and home machines moreover.

SS 309 Round Bars/Posts have a piece of the staggering qualities like power, flexibility, machinability, handiness, welding, versatility, creation, high strength, and hardness. These bars are according to an overall viewpoint sensible for the utilization in the made and making of the nuts for the business. These bars are possible most suggesting in the market on account of the underground bug deteriorating nature of the shafts. These shafts and bars are resistant to high temperatures. These shafts can be successfully used in the maintained temperatures with close to no curving to the bars.

These bars and shafts need to go through unending the tests after the creation from the master a full scale test, shooting test, hardness test, compound test, mechanical test, more certified than normal test, fixing test, PMI test, and hydrostatic test as well.

309 Stainless Steel Round Bar Equivalent Grades

STANDARD	UNS	WNR.	AFNOR	EN	JIS	BS	GOST
SS 309	S30900	1.4828	–	–	SUS 309	–	–
SS 310	S31000	1.4841 / 1.4307	–	X15CrNi25-20	SUS 310	310S24	20Ch25N20S2
SS 310S	S31008	1.4845	–	–	SUS 310S	–	20Ch23N18

Specification of Stainless Steel 309/310/310S Round Bar

Stainless Steel Round Bar Specification : ASTM A276 / A479, ASME SA276 / A479
Dimension Standard : EN, DIN, JIS, ASTM, BS, ASME, AISI
Size : 14mm-300mm
Thickness : 50 mm to 6000 mm Long
Length : 1 To 6 Meters, Custom Cut Length
Form : Round, Square, Hex(A/F), Rectangle, Billet, Ingot, Forging Etc.

Chemical Composition of Stainless Steel 309/310/310S Round Bar

	C	Mn	Si	P	S	Cr	Ni	Fe
309	0.2 max	2.0 max	1.0 max	0.045max	0.03max	22 24	12-15	Balance
310	0.25 max	2.0 max	1.50 max	0.045max	0.03max	24-26	min: 8.0 max: 12.0	Balance
310S	0.08 max	2.00 max	1.50 max	0.045	0.03	24-26	19-22	Balance

Mechanical Properties Of Stainless Steel 309 Round Bar

Grade	Tensile Strength ksi (min)	Yield Strength 0.2% ksi (min)	Elongation %	Hardness (Brinell) MAX
309	40	30	40	217
310	Psi – 75000 , MPa – 515	Psi – 30000 , MPa – 205	40%	–
310S	Psi – 75000 , MPa – 515	Psi – 30000 , MPa – 205	40%	–

Physical Properties of 309 Stainless Steel Round Bar

Grade	Density lbm/in3	Thermal Conductivity (BTU/h ft. °F)	Electrical Resistivity (in x 10-6)	Modulus of Elasticity (psi x 106	Coefficient of Thermal Expansion (in/in)/ °F x 10-6	Specific Heat (BTU/lb/ °F)	Melting Range (°F)
309	at 68°F: 0.285	9.0 at 32- 212°F	30.7 at 68°F	28.5	8.28 at 32 – 212°F	0.1200 at 68°F to 212°F	2500-2590

SS 309/310/310S
Density lbm/in3	Melting Point (°F)
8.0 g/cm3	1454 °C (2650 °F)

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