Shanxi Zhongcheng Metal Co., Ltd.
| Payment Terms | T/T，D/P，D/A，Western Union，PayPal |
| Supply Ability | 10000tons |
| Delivery Time | 15-25days |
| Packaging Details | Wooden pallets, wooden crates, woven bags, etc. |
| Country of Origin | MADE IN CHAINA |
| Brand | Baosteel，TISCO |
| Certifications | ISO/EN 10204 Type 3.1 / 3.2 available |
| Grade | 201 / 202 / 301 / 302 / 303 / 304 / 304L / 305 / 309S / 310S / 316 / 316L / 317 / 317L / 321 / 347 / 409L / 410 / 420 / 430 / 440C / 2205 / 2507 / 630 (17-4PH) |
| MOQ | 100kg |
| Packaging | Wooden Case / Wooden Pallet / Steel Frame / Carton / Woven Bag |
| Supply Capacity | 10000tons |
| Brand Name | Baosteel，TISCO |
| Model Number | 201 / 202 / 301 / 302 / 303 / 304 / 304L / 305 / 309S / 310S / 316 / 316L / 317 / 317L / 321 / 347 / 409L / 410 / 420 / 430 / 440C / 2205 / 2507 |
| Certification | EN 10204 Type 3.1 / 3.2 available |
| Place of Origin | MADE IN CHAINA |
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Product Specification
| Payment Terms | T/T，D/P，D/A，Western Union，PayPal | Supply Ability | 10000tons |
| Delivery Time | 15-25days | Packaging Details | Wooden pallets, wooden crates, woven bags, etc. |
| Country of Origin | MADE IN CHAINA | Brand | Baosteel，TISCO |
| Certifications | ISO/EN 10204 Type 3.1 / 3.2 available | Grade | 201 / 202 / 301 / 302 / 303 / 304 / 304L / 305 / 309S / 310S / 316 / 316L / 317 / 317L / 321 / 347 / 409L / 410 / 420 / 430 / 440C / 2205 / 2507 / 630 (17-4PH) |
| MOQ | 100kg | Packaging | Wooden Case / Wooden Pallet / Steel Frame / Carton / Woven Bag |
| Supply Capacity | 10000tons | Brand Name | Baosteel，TISCO |
| Model Number | 201 / 202 / 301 / 302 / 303 / 304 / 304L / 305 / 309S / 310S / 316 / 316L / 317 / 317L / 321 / 347 / 409L / 410 / 420 / 430 / 440C / 2205 / 2507 | Certification | EN 10204 Type 3.1 / 3.2 available |
| Place of Origin | MADE IN CHAINA | ||
| High Light | Hot Rolled SS SMLS Pipe ，SS SMLS Pipe Hot Finished ，Seamless Stainless Steel Round Tube | ||
Hot Rolled Stainless Steel SMLS Pipe is manufactured by heating a solid stainless steel billet to approximately 1200°C (2200°F) and then rolling it through a series of mills to form a hollow tube. This high-temperature forming process allows for the production of large diameter, thick wall pipes that cannot be efficiently manufactured through cold drawing methods.
Hot rolled seamless pipes are the backbone of heavy industrial piping systems, offering excellent mechanical properties, uniform wall thickness, and reliable performance in high-pressure, high-temperature, and corrosive environments. Unlike welded pipes, hot rolled seamless pipes have no longitudinal weld seam, eliminating the risk of weld-related failures in critical applications.
| Parameter | Details |
|---|---|
| Product Name | Hot Rolled Stainless Steel SMLS Pipe |
| Standards | ASTM A312, A358, A213, A269, EN 10216-5, JIS G3459, GB/T 14976 |
| Construction | Seamless (Hot Rolled / Extruded) |
| Grades | 304, 304L, 304H, 316, 316L, 316H, 316Ti, 321, 321H, 310S, 317L, 347, 347H, 904L, Duplex 2205, Super Duplex 2507 |
| Outer Diameter (OD) | 50mm – 600mm (2″ – 24″+); larger sizes available on request |
| Wall Thickness | 3mm – 50mm+ (Schedule 10S through XXS) |
| Length | 3m – 12m (10′ – 40′); random or fixed lengths |
| Surface Finish | Black (as-rolled), Pickled, Sandblasted, Turned |
| Manufacturing Process | Hot Rolling / Hot Extrusion |
| Grade | Standard | Key Characteristics | Temperature Range | Typical Applications |
|---|---|---|---|---|
| 304/304L | ASTM A312 | General-purpose, good corrosion resistance | -196°C to 800°C | Chemical tanks, piping |
| 304H | ASTM A312 | High carbon version, better high-temp strength | 500°C – 800°C | High temperature service |
| 316/316L | ASTM A312 | Molybdenum added, chloride resistance | -196°C to 800°C | Marine, chemical, coastal |
| 316H | ASTM A312 | High carbon 316, high-temp creep resistance | 500°C – 800°C | High temp chemical service |
| 316Ti | ASTM A213 | Titanium stabilized, high temperature | -200°C to 800°C | Heat exchangers |
| 321/321H | ASTM A213 | Titanium stabilized, carbide precipitation resistant | 400°C – 900°C | Aircraft, exhaust, thermal |
| 310S | ASTM A312 | High temperature up to 1100°C | Up to 1100°C | Furnace parts, radiant tubes |
| 317L | ASTM A312 | Higher molybdenum than 316 | -196°C to 800°C | Pulp & paper, aggressive chemicals |
| 347/347H | ASTM A213 | Niobium stabilized, high temp | 400°C – 900°C | High temp, thermal cycling |
| 904L | ASTM A312 | Super austenitic, severe corrosion | -196°C to 400°C | Sulfuric acid, seawater |
| 2205 | ASTM A790 | Duplex, high strength + SCC resistance | -50°C to 300°C | Offshore, desalination |
| 2507 | ASTM A790 | Super duplex, highest strength | -50°C to 300°C | Subsea, chemical tankers |
| Grade | C | Mn | Si | Cr | Ni | Mo | N | Others |
|---|---|---|---|---|---|---|---|---|
| 304L | ≤0.030 | ≤2.00 | ≤1.00 | 18.0-20.0 | 8.0-12.0 | – | – | – |
| 304H | 0.04-0.10 | ≤2.00 | ≤1.00 | 18.0-20.0 | 8.0-11.0 | – | – | – |
| 316L | ≤0.030 | ≤2.00 | ≤1.00 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 | – | – |
| 316H | 0.04-0.10 | ≤2.00 | ≤1.00 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 | – | – |
| 310S | ≤0.08 | ≤2.00 | ≤1.50 | 24.0-26.0 | 19.0-22.0 | – | – | – |
| 321 | ≤0.08 | ≤2.00 | ≤1.00 | 17.0-19.0 | 9.0-12.0 | – | – | Ti ≥5×C |
| 2205 | ≤0.030 | ≤2.00 | ≤1.00 | 22.0-23.0 | 4.5-6.5 | 3.0-3.5 | 0.14-0.20 | – |
| 2507 | ≤0.030 | ≤1.20 | ≤0.80 | 24.0-26.0 | 6.0-8.0 | 3.0-5.0 | 0.24-0.32 | – |
| Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HB max) |
|---|---|---|---|---|
| 304L | ≥485 | ≥170 | ≥40 | ≤201 |
| 304H | ≥515 | ≥205 | ≥40 | ≤201 |
| 316L | ≥485 | ≥170 | ≥40 | ≤217 |
| 316H | ≥515 | ≥205 | ≥40 | ≤217 |
| 310S | ≥515 | ≥205 | ≥40 | ≤217 |
| 321 | ≥515 | ≥205 | ≥35 | ≤217 |
| 2205 | ≥620 | ≥450 | ≥25 | ≤293 |
| 2507 | ≥730 | ≥550 | ≥20 | ≤310 |
| Temperature (°C) | Tensile Strength (MPa) | Yield Strength (MPa) | Creep Rupture (100,000h) |
|---|---|---|---|
| 500 | 450 | 180 | 120 MPa |
| 600 | 350 | 140 | 70 MPa |
| 700 | 220 | 90 | 35 MPa |
| 800 | 140 | 55 | 15 MPa |
| Property | 304/304L | 316/316L | 310S | 2205 |
|---|---|---|---|---|
| Density (g/cm³) | 7.93 | 7.98 | 7.98 | 7.80 |
| Modulus of Elasticity (GPa) | 193 | 193 | 190 | 190 |
| Melting Point (°C) | 1400-1450 | 1370-1400 | 1400-1450 | 1350-1400 |
| Thermal Conductivity at 100°C (W/m·K) | 16.2 | 16.3 | 14.2 | 19.0 |
| Thermal Expansion (20-100°C) (10⁻⁶/°C) | 17.2 | 17.2 | 15.9 | 13.7 |
| Electrical Resistivity (μΩ·cm) | 72 | 74 | 78 | 80 |
| NPS (inch) | OD (mm) | Schedule 10S (mm) | Schedule 40S (mm) | Schedule 80S (mm) | Schedule 160 (mm) | XXS (mm) |
|---|---|---|---|---|---|---|
| 2″ | 60.3 | 2.77 | 3.91 | 5.54 | 8.74 | 11.07 |
| 3″ | 88.9 | 3.05 | 5.49 | 7.62 | 11.13 | 15.24 |
| 4″ | 114.3 | 3.05 | 6.02 | 8.56 | 13.49 | 17.12 |
| 6″ | 168.3 | 3.40 | 7.11 | 10.97 | 18.26 | 21.95 |
| 8″ | 219.1 | 3.76 | 8.18 | 12.70 | 23.01 | 22.23 |
| 10″ | 273.1 | 4.19 | 9.27 | 15.09 | 28.58 | 25.40 |
| 12″ | 323.9 | 4.57 | 10.31 | 17.48 | 33.32 | 25.40 |
| 14″ | 355.6 | 3.96 | 11.13 | 19.05 | 35.71 | – |
| 16″ | 406.4 | 4.19 | 12.70 | 21.44 | 40.49 | – |
| 18″ | 457.2 | 4.19 | 14.27 | 23.83 | 45.24 | – |
| 20″ | 508.0 | 4.78 | 15.09 | 26.19 | 50.01 | – |
| 24″ | 609.6 | 5.54 | 17.48 | 30.96 | 59.54 | – |
| OD (mm) | Typical Wall Thicknesses (mm) |
|---|---|
| 711 (28″) | 8.0 – 50.0 |
| 813 (32″) | 8.0 – 50.0 |
| 914 (36″) | 10.0 – 60.0 |
| 1016 (40″) | 10.0 – 60.0 |
| 1219 (48″) | 12.0 – 60.0 |
| Parameter | Tolerance |
|---|---|
| OD (≤100mm) | ±0.5mm |
| OD (100-200mm) | ±0.8mm |
| OD (200-300mm) | ±1.0mm |
| OD (300-500mm) | ±1.5mm |
| OD (>500mm) | ±2.0mm or ±0.5% |
| Wall Thickness | ±12.5% |
| Length (fixed) | +5mm / -0mm |
| Straightness | ≤1.5mm per meter |
| Out-of-Roundness | Within OD tolerance |
Send your Hot Rolled Stainless Steel SMLS Pipe specifications to us — we will reply within 24 hours with pricing, availability, and MTR.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller
Year Established:
2010
Total Annual:
20000000-50000000
Employee Number:
50~100
Ecer Certification：
Verified Supplier
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