ASTM A240/A240M Standard Stainless Steel Round Bar with High Corrosion Resistance and Precision Machinability
Product Details
| Product Name: | Stainless Steel Bar Rod | Standard: | AiSi |
|---|---|---|---|
| Color: | Silver | Shape: | Round |
| Type: | Stainless Steel Bars | Grade: | Stainless Steel |
| Section Shape: | Round | Advantage: | High Corrosion Resistance |
| Highlight |
304 Stainless Steel Bright Round Bars,316 Stainless Steel Bright Round Bars,ASTM A240 Stainless Steel Round Bars |
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Product Description
We supply premium ASTM A240 / A240M standard stainless steel bright round bars, available in grade 304 and 316. Manufactured by professional hot rolling, cold drawing and precision bright finishing, these solid round steel rods feature smooth bright surface, high dimensional accuracy, stable mechanical performance and excellent machinability. Perfectly applicable for manufacturing fasteners, shafts, bolts, nuts, pins, mechanical parts, equipment fittings and custom machined components. Factory direct supply, full specifications, strict quality inspection and full compliance with ASTM international standards.
| Product Name | Stainless Steel Bar Rod | Flat Bar Size | Customized |
|---|---|---|---|
| Tolerance | ±1% | Length | Customized |
| Certification | ISO 9001 | Round Bar Size | Customized |
| Material | Stainless Steel Material | Grade | 300 Series |
| Type | Round | Application | Construction |
| Delivery Time | 8-14 days | Surface | Polished |
- Standard: ASTM A240 / A240M
- Main Composition: Cr 18.00-20.00%, Ni 8.00-12.00%, C ≤0.08%, Mn ≤2.00%, Si ≤1.00%
- Features: General austenitic stainless steel, non-magnetic, good ductility, easy cutting and forming, excellent atmospheric and fresh water corrosion resistance.
- Standard: ASTM A240 / A240M
- Main Composition: Cr 16.00-18.00%, Ni 10.00-14.00%, Mo 2.00-3.00%, C ≤0.08%
- Features: Added molybdenum element, greatly improved chloride resistance, salt spray and seawater corrosion performance, better than 304; suitable for humid, coastal and chemical mild corrosive environment.
Bright polished surface, mirror bright finish, no oxide scale, no crack, no rust spot, uniform luster, clean and burr-free, easy for subsequent polishing, threading and machining.
Strictly follow ASTM A240/A240M tolerance standard; roundness straightness high precision; diameter tolerance ±0.02mm~±0.05mm; straightness ≤1.0mm/m, no bending, convenient for automatic lathe processing.
- Tensile Strength: ≥515 MPa
- Yield Strength: ≥205 MPa
- Elongation: ≥40%
- Hardness: HB ≤201 / HRB ≤92
High strength and toughness, not easy to deform, fracture or wear under long-term load.
Excellent cutting, turning, drilling, tapping performance; good weldability, no crack after welding; easy to process into all kinds of fasteners, shafts, pins and mechanical structural parts.
- Good anti-rust, anti-oxidation performance in normal atmospheric and indoor environment
- 316 grade resists salt spray, seawater, weak acid and alkali corrosion
- Stable performance under normal and medium high temperature working conditions, not easy to soften and deform
- Type: Solid Bright Round Bar / Stainless Steel Round Rod
- Diameter: 2mm - 200mm customizable
- Length: 1000mm, 2000mm, 6000mm fixed length or custom cut
- Process: Cold drawn bright, centerless grinding, precision straightening
- Custom service: Cutting, chamfering, threading, polishing as required
- Fully comply with ASTM A240 / A240M international standard
- Strict raw material inspection, chemical composition analysis, mechanical property test, surface and dimension full inspection
- Support third-party testing, provide mill test certificate (MTC), inspection report
- Non-destructive flaw detection to ensure no internal crack and impurity
Specially ideal for manufacturing:
- Fasteners: Bolt, nut, screw, stud, rivet
- Mechanical transmission parts: Shaft, pin, spindle, gear shaft
- Machinery equipment structural parts, valve parts, pump shaft
- Automotive accessories, engineering machinery fittings
- Coastal equipment, environmental protection equipment, food machinery parts
- Custom precision machined components
Product Highlights
ASTM A240 certified 304/316 stainless steel bright round bars. High corrosion resistance, precision dimensions, excellent machinability. Ideal for fasteners, shafts, and mechanical parts. ISO 9001 certified with custom cutting available.
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