Introduction of Stainless Steel Seamless Pipes
Yasco Stainless Steel Seamless high pressure Pipes are tubular products manufactured from stainless steel alloys without any welded joints. They are crafted through a process that involves heating a solid cylindrical billet and piercing it to form a hollow tube, followed by elongation and finishing steps (e.g., hot rolling, cold drawing). This seamless construction ensures uniform strength, corrosion resistance, and reliability under high-pressure or extreme-temperature conditions.
Stainless Steel Pipe Specification Table
| Procedure | Stainless Steel Seamless Pipe |
| Dimensions | 10.3mm and up 914 |
| 1/8″ and up 36″ | |
| DN6 and up DN900 | |
| Thickness | 1.24mm and 60mm |
| SCH 5S ~SCH XXS | |
| Unit Length | As per standard or customized |
| Standards | GB/T14975,GB/T14976,GB13296,GB5310…… |
| ASTM A312,A213,A269,A376,A511,A959,B677,ISO 15156-3…… | |
| DIN 17456,DIN 17458,EN10216-5…… | |
| JIS G3463,JIS G3459…… | |
| According to required specification is available. | |
| Surface | Pickling |
| Sand Blast | |
| Polish | |
| End Type | Plain, Bevelled, Threaded, Grooved |
| Joint Method | Fitting, Flange, Welding,thread |
| Pipe Machining | Welding, Bending, Hole Drilling, Punching, Swaging, Tapering, Flaring, Expanding |
Manufacturing Processing
ASTM A312 stainless steel seamless tubes pipes : Available upon request for specialized high-pressure or critical applications.
Seamless Stainless Steel Pipe
Welded Stainless Steel Pipe
Welded Stainless Steel Pipe – JCO Process
Why Choose Yasco stainless steel Seamless Pipes?
1. Superior Strength & Structural Integrity
Yasco Seamless stainless steel tubes are manufactured by extruding solid billets through a piercing rod, eliminating welded joints. This seamless construction ensures:
Uniform material distribution with no weak points, enhancing load-bearing capacity.
Higher pressure resistance, ideal for hydraulic systems, high-pressure pipelines, and aerospace components.
Reduced risk of failure under cyclic stress, critical for machinery and automotive parts.
2. Corrosion & Oxidation Resistance
Stainless steel (grades 304, 316, 321, etc.) contains chromium, nickel, and molybdenum, offering:
Long-term durability in harsh environments (e.g., seawater, acidic/alkaline chemicals, and high humidity).
Minimal maintenance costs compared to coated or carbon steel alternatives.
Non-reactive surfaces suitable for food processing, pharmaceuticals, and medical devices.
3. High-Temperature Performance
Seamless tubes retain mechanical stability at extreme temperatures:
Resist scaling up to 870°C (dependent on alloy composition).
Thermal expansion control for boilers, heat exchangers, and exhaust systems.
Fire-resistant properties, crucial for safety-critical applications.
Material Grades of high pressure of stainless steel seamless pipes
Yasco stainless steel seamless pipe s are available in premium alloys to suit diverse environments:
304/304L: Versatile and cost-effective, ideal for architectural frameworks, railings, and indoor structures.
316/316L: Superior corrosion resistance for coastal areas, chemical plants, and outdoor installations.
201/202: Budget-friendly alternative with good formability, suitable for decorative and light-duty uses.
Duplex 2205: High strength and chloride resistance for offshore platforms, industrial equipment, and harsh environments.
And we have more choice like 310S, 321, 347H , 904L duplex like SS 32750 for your selection.
Application
Yasco stainless steel seamless pipes are trusted in critical sectors:
Oil & Gas: Downhole tubing, refinery pipelines, and LNG transport.
Power Generation: Boiler tubes, superheaters, and nuclear reactor components.
Chemical Processing: Reactors, heat exchangers, and corrosive fluid transfer.
Automotive: Fuel injection systems, turbochargers, and exhaust manifolds.
Types of Packaging
Wooden Boxes
Wooden Pallet
Steel Box
Bundles
(Hexagonal or single tube)
