ASTM A213 Alloy Steel Seamless Tube For Boiler
Product Details
alloy steel tube
,alloy steel seamless tube
A213 Seamless Alloy steel Tube - T5 T9 T11 T12 T22 for boiler steel tubes
A213 Chrome Moly Alloy Heater Tube - T5 ,T9 ,T11, T12, T21 ,T22Tube
ASTM A213 T11 High Temperature Seamless Boiler Tubes
1. Applications: for Boilers,Superheaters,Heat-Exchangers
Size range: O.D.:6-168mm W.T.:1-15mm L: according to customer requirement
2. Manufacture:
Seamless process by Hot-Finish or Cold-Finish.
3. Boiler tubes Heater Tube in alloy steel .T5 ,T9 ,T11, T12, T21 ,T22.
Refer to below data,
4. Mechanical Properties and Inspection:
Tensile Requirement
Hardness Requirement
Flattening Test
Flaring Test
Hydrostatic or Nondestructive Electric Test ( Eddy Current Test and Ultrasonic Test)
5. Surface Condition:
Ferritic Alloy cold-finished steel tubes are free of scale and suitable for inspection
Ferritic alloy hot-finished steel tubes are freee of loose scale and suitbale for inspection.
Reference Documents:
ASTM A262 Practices for Detecting Susceptibility to Intergranular Attach In Austenitic Stainless Steels
ASTM A941 Terminology Relating to Steel, Stainless Steel, Related Alloys, and Ferroallys
ASTM A1016/A 1016M Specification for General Requirements for Ferritic Alloy Steel, Austenitic Alloy Steel, and Stainless Steel Tubes
E112 Test Methods for Determining Average Grain Size
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.
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 ? is it free or extra ?
A: Yes, we could offer the sample of A213 Seamless Alloy steel Tube - T5 T9 T11 T12 T22 for boiler steel tubes 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
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