Stainless Steel Pipes

1) As welded condition (external weld bead removed).
May have forming, straightening & weld polish cross hatch marking.

1. Stress-relieved annealing tubes
2. Air underwater pressure test
3. Stabilizing heat treatment
4. Intergranular corrosion test-A262-E

Outer diameter: from 6 to 2032mm
Wall thicknesses: possible from 0.1mm
Lengths: straight tubes up to 30m and U-shaped tubes up to 15m

Outer diameter: from 6 to 2032mm
Wall thicknesses: possible from 0.1mm
Lengths: straight tubes up to 30m and U-shaped tubes up to 15m

A249/A249M:Welded Austenitic Steel Boiler,Superheater, Heat Exchanger and Condenser Tubes.
A269:Welded Stainless Steel Tubing for General service.

A249/A249M:Welded Austenitic Steel Boiler,Superheater, Heat Exchanger and Condenser Tubes.
A269:Welded Stainless Steel Tubing for General service.

We strive to be the best in our industry.
We care about our customers, our suppliers and partners.
We do our absolute best to honor our commitments.

Chemical Composition
Size
Mechanical Properties -Tensile Strength, Yield Strength, Elongation, and Rockwell Hardness Number
Flattening Test

IGC Test (Inter Granular Corrosion Test)
Micro-Structure Analysis
Macro
Radiography Test
Ultrasonic Test...

Size:
6MM OD - 219.8MM OD
Thickness:
0.71 MM - 3.25 MM THK
Specification:...

High strength
Resistant to high mechanical stresses
Resistant to high pressure
Resistant to high temperature
Good formability...

High strength
Resistant to high mechanical stresses
Resistant to high pressure
Resistant to high temperature
Good formability...

Standard:
ASTM A249/A269/A270/A213(TP304/304L, TP316/316L)
ASTM A249- Annealed pickled with inside bead removed
ASTM A269- Annealed pickled

Types of Packaging:
- Bundles (hexagonal)
- Wooden Boxes
- Crates (steel/wooden)
- Special crates for U-Bend tubes with each radius separated

Terms:
1)Loading Port: SHANGHAI,NINGBO or as your requirements.
2)Delivery term: FOB, CFR, CIF, EXW.
3)Quality assurance: CO, Mill Test Certificate

- Higher creep resistance
- Excellent formability.
- Rupture and tensile strength at high temperatures
- Corrosion and pitting resistance

• Advanced production and inspection equipment
• Top quality control system and service system
• Professional & Sincerity
• Competitive Price

1. Each lot of raw materials will be tested by spectrometer before put in storage.
2. 100%PMI the mother pipe to ensure we put right material.

- Higher creep resistance
- Excellent formability.
- Rupture and tensile strength at high temperatures
- Corrosion and pitting resistance

Stainless Steel Pipe Polishing,Beveling
Heat Treatment, Annealing, Pickling
Ultrasonic Testing
100% X-Ray Welding Large Diameter Custom Size