Product Model | Specification Dimensions (mm) | Material | Wall Thickness (mm) | Welding Process | |
HG - 01 | Φ20 - Φ219 | Q235B | 1.5 - 6 | High - Frequency Resistance Welding | |
HG - 02 | Φ250 - Φ500 | Q345B | 3 - 10 | Submerged Arc Welding | |
HG - 03 | Customized | Stainless Steel 304/316L | 0.8 - 5 | Tungsten Inert Gas Welding |



PROFESSIONAL STAINLESS
STEEL PIPE MANUFACTURING
Product | Stainless Steel Pipe |
Standard | ASTM, GB, EN, AISI,JIS, DIN, |
Grade | 300 Series: 302,304,304L,316,316L,309,310,317,321,347 Duplex Steel: 904L,2205,2507,2101,2520,2304 200 Series: 201,202 400 Series: 409,410,420,430,436,444,441,440c |
Wall Thickness | 0.5mm-50mm(Cold rolled),According to customer needs |
Outer Diameter | Seamless:Φ 3mm-Φ1020mm; Welded:Φ 6mm-Φ630mm.According to customer demand |
Length | 1000mm~12000mm, as required. |
Manufacturing Method | Cold Rolled ect. |
Surface | Pickling ,sandblast, Bright Polished, Mirror polishing, ect. |
Shape | Round,square |
Seam | Seamless/Welded |
MOQ | 1 Ton |
Package | Standard Sea-Worthy Packing |
Leading time | Usually 10-15 days,Depending on customer order size |
Payment terms | T/T 30% for deposit. 70% balance before shipment |
Application area | Pipeline Transport,Boiler Pipe,Hydraulic/Automobile Pipe,Oil/Gas Drilling,Food/Beverage/Dairy Products,Machinery Industry,Chemical Industry,Mining,Construction & Decoration,Special Purpose,Solar photovoltaic,Electronic clean shop and so on. |












A: What factors affect the price? It is affected by material, specifications, market supply and demand, and raw material prices. Different materials have different prices. Large - diameter and thick - walled pipes have higher costs. Fluctuations in the supply - demand relationship and the prices of raw materials such as nickel and chromium also affect the price.
Q2: How to detect the quality of stainless steel seamless pipes?
A: The quality of stainless steel seamless pipes can be inspected as follows:
Appearance Check:Examine the surface for cracks, scratches and other defects.
Dimension Measurement:Measure the diameter, wall thickness, etc. to ensure they meet the standards.
Nondestructive Testing:Adopt nondestructive testing methods like ultrasonic flaw detection and eddy current flaw detection to check for internal defects.
Chemical Composition Analysis:Analyze the chemical composition to verify if the material meets the requirements.
Mechanical Properties Testing:Conduct mechanical properties testing to check if the material quality is up to standard.
Q3: Do you offer customized products?
A: Yes, we can customize seamless stainless steel tubes according to specific customer requirements, including different sizes, materials, and surface.
Q4: Which standards do your products comply with?
A: Our products comply with national standards (GB), international standards (ISO), and industry standards. Some products can also be customized to meet specific customer requirements.
Q5: Do you offer customized products?
A: Yes, we can customize seamless stainless steel tubes according to specific customer requirements, including different sizes, materials, and surface treatments.
Q6: What is the typical delivery time for your products?
A: The delivery time depends on the order quantity and product specifications. Generally, we can deliver within 2 to 4 weeks. The exact delivery time will be confirmed and notified to the customer after the order is placed.