Our 321 Stainless Steel Round Bar products are manufacturer using high-grade stainless steel and new techniques.We offer these 321 Stainless Steel Round Bar products in numerous specifications to our valuable clients .Our 321 Stainless Steel Round Bar products are used in nozzles, nuts & bolts, pump shafts, food equipment, coupling threaded bars, screws and bushes. Fabricated with premium quality raw materials these products are available in sizes, shapes, dimensions and lengths. With the facilities of durability, high tensile strength and resistance power these 321 Stainless Steel Round Bar products are highly demanded in the market.
Species :According to the production process of stainless steel rod , stainless steel bar can be divided into 3 kinds : hot rolling, forging and cold drawn.
1. The specifications of the hot rolled stainless steel round bar is 5.5 to 250 mm
2. 5.5-25 mm small stainless steel round bar used for reinforcement, bolt, and various mechanical parts
3. More than 25 mm stainless steel round steel, mainly used in the manufacture of mechanical parts and seamless steel tube billet.
Shape: round bar , square bar, flat bar, etc.
Application: hardware appliances, shipbuilding, petrochemical, machinery, medicine, food, electric power, energy, building upholster, nuclear power, aerospace, military industry and other industries!
Standard :
GB: GB/T14975-2002,GB/T14976-2002 ,GB/T13296-91
AISI:ASTM A484/A484M,ASTM A213/213A ,ASTM A269/269M
Grade also be available: 310S, 310, 309, 309S,316Ti, 317, 317L, 347, 347H, 304, 304L,302, 301, 201, 410, 410S, 420, 430, 904L etc.
Chemical Composite for Stainless Steel
Material |
ASTM A249 Chemical Composition % Max |
||||||||||
C |
Mn |
P |
S |
Si |
Cr |
Ni |
Mo |
N B |
Nb |
Ti |
|
TP304 |
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
18.0-20.0 |
8.0-11.0 |
^ |
^ |
^ . |
^ |
TP304L |
0.035 |
2.00 |
0.045 |
0.030 |
1.00 |
18.0-20.0 |
8.0-12.0 |
^ |
^ |
^ |
^ |
TP316 |
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
16.0-18.0 |
10.0-14.0 |
2.00-3.00 |
^ |
^ |
^ |
TP316L |
0.035 D |
2.00 |
0.045 |
0.030 |
1.00 |
16.0-18.0 |
10.0-15.0 |
2.00-3.00 |
^ |
^ |
^ |
TP321 |
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
17.0-19.0 |
9.0-12.0 |
^ |
^ |
^ |
5C -0.70 |
TP347 |
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
17.0-19.0 |
9.0-12.0 |
|
|
10C -1.10 |
^ |
Material |
Heat treatment |
Temperure F (C) Min. |
Hardness |
|
Brinell |
Rockwell |
|||
TP304 |
Solution |
1900 (1040) |
192HBW/200HV |
90HRB |
TP304L |
Solution |
1900 (1040) |
192HBW/200HV |
90HRB |
TP316 |
Solution |
1900(1040) |
192HBW/200HV |
90HRB |
TP316L |
Solution |
1900(1040) |
192HBW/200HV |
90HRB |
TP321 |
Solution |
1900(1040) F |
192HBW/200HV |
90HRB |
TP347 |
Solution |
1900(1040) |
192HBW/200HV |
90HRB |