Large Diameter Stainless Steel Seamless Pipe for Power Plant Boilers with Od 450mm to 630mm ASTM A213 Certified Supplier

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Product Description

Basic Information

Model NO.:
317
Technique:
Cold Rolled
Material:
Stainless Steel
Surface Treatment:
Polished
Section Shape:
Round
Length:
6m or as Required
Standard:
GB, ASTM, AISI, JIS, DIN, En, GOST
Grade:
300 Series, Duplex and Super Duplex Steel
Usage:
Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose, Marine Pipe

Product Description

Stainless Steel Seamless Pipe offers exceptional strength, durability, and reliability for demanding industrial applications. Manufactured without a welded seam through processes like extrusion or rotary piercing, this tubing delivers superior structural integrity, enhanced pressure containment, and improved resistance to fatigue and stress compared to welded alternatives. Its significant wall thickness provides robust mechanical properties, making it ideal for high-pressure systems, critical process piping, harsh environments, and load-bearing components. Available in various austenitic (e.g., 304/304L, 316/316L) and other stainless steel grades, it maintains excellent corrosion resistance, high-temperature performance, and longevity. This tubing is essential in sectors like oil & gas, chemical processing, power generation, hydraulics, aerospace, and construction where safety and performance under extreme conditions are paramount.

Product Parameters

ItemStainless Steel Seamless Tube/Pipe
StandardASTM A213, A312, ASTM A269, ASTM A778, ASTM A789, DIN 17456, DIN 17457, DIN 17459, JIS G3459, JIS G3463, GOST9941, EN10216, BS3605, GB13296
Material300 Series: 301, 304, 304L, 304H, 316, 316L, 316Ti, 317L, 321, 309s, 310s; Duplex Steel: 2205, 2507, 2101, 2520, 2304
SurfacePolishing, annealing, pickling, bright
ShapeRound Pipe/Tube
TypeCold rolled
ApplicationHydraulic Tubes & Instrumentation Tubes
Length5.8m / 6m / 11.8m / 12m or Customized
Outer Diameter6mm - 630mm
Delivery TimeWithin 5-30 days after receiving the prepaid
PackageStandard export seaworthy package, or as required
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Frequently Asked Questions

What are the primary applications for these stainless steel seamless pipes?
They are widely used in pipeline transport, boiler systems, hydraulic/automobile piping, chemical processing, oil and gas drilling, and construction decoration.
What standards do your seamless pipes comply with?
Our products comply with international standards including ASTM A213, A312, DIN 17456, JIS G3459, GOST9941, and EN10216, among others.
Which stainless steel grades are available?
We offer a wide range of the 300 Series (304, 316L, 321, 310s, etc.) and Duplex Steel (2205, 2507, etc.) to meet various industrial needs.
What is the advantage of a seamless pipe over a welded pipe?
Seamless pipes offer superior structural integrity, higher pressure containment capabilities, and better resistance to fatigue and stress because they lack a welded seam.
What sizes and lengths can be ordered?
The outer diameter ranges from 6mm to 630mm. Standard lengths are 5.8m, 6m, 11.8m, and 12m, but customized lengths are also available upon request.
What is the typical delivery time for an order?
Delivery typically occurs within 5 to 30 days after the receipt of the prepaid amount, depending on the specifications and order volume.

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