T1 T1a T1b Seamless Alloy Steel Pipe ASTM A209 For Boiler And Superheater

Product Description

ASTM A209 T1 T1a T1b Seamless Alloy Steel Tubes For Boiler and Superheater

Size range: O.D.: 6-420mm W.T.:1-50mm L: according to customer requirement

Steel Grade and Chemical Compositions:

Mechanical Properties:

Manufacture:

Tubes are made by seamless process.

At the manufacturer`s option, tubing may be furnished either hot finished or cold finished.

Test and Inspection:

- Mechanical Test

- Tension Test

- Flaring Test

- Flattening Test

- Hardness Test

- Hydrostatic or Nondestructive Electric Test

QUALITY CONTROL:

1.Incoming Raw Material Inspection

2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing and Cold Rolling, on line inspection
5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
6. Straightening-Cutting to specified length-Finished Measuring Inspection
7. Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8. Packing and Stocking

100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects.

FAQ

Q: Are you trading company or manufacturer ?

A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples of carbon seamless steel tube ? is it free or extra ?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us