Vinit Stainless is a leading manufacturer and supplier of SS 314 bars in Chennai, India, and provides superior stainless steel solutions for high-temperature applications. SS 314 is a high-chromium, high-nickel alloy enriched with silicon to provide excellent resistance to oxidation and scaling in continuous service up to 1150°C. Our SS 314 bars are produced with precision and reliability, ideal for industries dealing with thermal stress and extreme heat. Vinit Stainless provides SS 314 bars to be used in heat treatment plants, furnace components, kilns, and other thermal process equipment with a need for regular performance in high-temperature environments.
SS 314 contains 23–26% chromium, 19–22% nickel, 1.5–3% silicon, and ≤0.25% carbon. Silicon content increases its resistance to oxidation at elevated temperatures. It provides tensile strength in the range of 550–700 MPa, yield strength of about 205 MPa, and elongation of 40%. SS 314 resists scaling and sustains mechanical integrity in cyclic thermal exposure environments. SS 314 is non-magnetic in the annealed state, has good weldability, and possesses toughness in oxidizing service. This alloy functions effectively in processes of direct flame, hot gas, and alternating heat exposure.
Material |
Specification |
Standards |
Size |
Length |
Stainless Steel 314 Bolts |
ASTM, ASME and API |
ASTM B 193 / ASME SB 193 |
M02 to M30 |
3 mm To 200 mm |
Element | SS 314 |
Tensile Strength (MPa) min | 480 |
Yield Strength 0.2% Proof (MPa) min | 275 |
Elongation (% in 50mm) min | 16 |
Rockwell B (HR B) max Hardness | 95 |
Brinell (HB) max Hardness | 201 |
Element | SS 314 |
Ni | 0.75 |
C | 0.15 |
Mn | 1.00 max |
P | 0.04 max |
S | 0.03 max |
Si | 1.00 max |
Cr | 11.5 – 13.5 |
Mo | – |
N | – |
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Stainless Steel 314 Bolts are high temperature resistant fasteners with excellent corrosion and oxidation resistance. They are ideal for high-temperature environments, providing durability and strength in complex industrial and chemical applications.
Custom Stainless Steel 314 Hex Bolt is a high heat resistant fastener with a square head, made to a specific size. Provides durability and corrosion resistance in extreme temperatures.
Stainless Steel 314 Leg Bolt is a high-strength, heat-resistant fastener with a long, threaded shaft and flat head. It is designed for durability and stability in high-temperature and corrosive environments.
Stainless Steel 314 Expansion Anchor Bolt is a thermal fastener for concrete or masonry. It expands in the hole as it tightens, providing a firm grip.
Stainless Steel 314 Hex Flange Head Bolt features a hexagonal head with an integrated flange for improved weight distribution. Provides excellent heat resistance and durability in high temperatures and hot environments.
Stainless Steel 314 Full Threaded Bolts have threads running the entire length, providing consistent clamping force and excellent heat resistance. They are ideal for high-temperature applications requiring strength and durability.
SS 314 bars find widespread application in industrial furnaces, kilns, radiant tubes, burner assemblies, and heat treatment baskets. They are most suitable for equipment that operates at continuous high temperatures and under fast thermal cycling. Applications include the use of SS 314 bars in ceramics, metallurgy, cement, and glass industries for parts exposed to flame and high heat. Bars are also used in heat shields, annealing boxes, and combustion chambers. SS 314 is selected because it can withstand long-term oxidation and surface scaling resistance in harsh conditions and provide structural stability and reliability under severe temperature and oxidizing service conditions.
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