Place of Origin: | China |
Brand Name: | HENGLONG |
Certification: | ISO9001, OHSAS18001, ISO14001, PED97/23/EC |
Price: | Negoniation |
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Packaging Details: | Wooden case |
Delivery Time: | 20-30 days |
Payment Terms: | L/C, T/T |
Supply Ability: | 6000 metric tons per month |
Material: | Ferritic Alloy Steel | Type: | Seamless Steel Tube |
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Process: | Cold Drawn | Tube Shape: | Round |
Application: | High Temperature Service, Boiler |
ASME SA335 Seamless ferritic alloy steel pipes for high temperature service
Standard: ASTM A335 / ASME SA335
Steel grade: Ferritic alloy steel
A 450/A 450M Specification for General Requirements for Carbon Ferritic Alloy Steel Tube
P5 | P9 | P11 | P12 | P22 | P91 | P92 | |
C, % | 0.15 max | 0.15 max | 0.05-0.15 | 0.05-0.15 | 0.05-0.15 | 0.08-0.12 | 0.07-0.13 |
Mn, % | 0.3-0.6 | 0.3-0.6 | 0.3-0.6 | 0.3-0.61 | 0.3-0.60 | 0.3-0.6 | 0.3-0.6 |
P, max, 5 | 0.025 | 0.025 | 0.025 | 0.025 | 0.025 | 0.02 | 0.02 |
S, max, % | 0.025 | 0.025 | 0.025 | 0.025 | 0.025 | 0.01 | 0.01 |
Si, % | 0.5 max | 0.25-1.00 | 0.5-1.0 | 0.5 max | 0.5 max | 0.2-0.5 | 0.5 max |
Cr, % | 4.0-6.0 | 8.0-10.0 | 1.0-1.5 | 0.8-1.25 | 1.9-2.6 | 8.0-9.5 | 8.5-9.5 |
Mo, % | 0.45-0.65 | 0.9-1.1 | 0.44-0.65 | 0.44-0.65 | 0.87-1.13 | 0.85-1.05 | 0.3-0.6 |
Others, % | - | - | - | - | - | a | b |
a: V 0.18–0.25, N 0.030–0.070, Ni 0.40 max, Al 0.04 max, Cb 0.06–0.10 b: V 0.15–0.25, N 0.03–0.07, Ni 0.40 max, Al 0.04 max, Cb 0.04–0.09, W 1.5–2.00, B 0.001–0.006 |
Process: cold drawn
The tubes cover nominal (average) wall thickness.
Application: tubing for high temperature service
Dimensional range:
OD: 19.05-76.2mm
Any specific size is to be discussed before offer
The tube be 100% eddy current tested
Ultrasonic test is as option
Straightness ≤1mm/1000mm
Roughness: Ra ≤0.8
Test 1
Test 2
E 213 Practice for Ultrasonic Examination of Metal Pipe and Tubing
E 309 Practice for Eddy-Current Examination of Steel Tubular Products Using Magnetic Saturation
E 570 Practice for Flux Leakage Examination of Ferromagnetic Steel Tubular Products
Surface quality
All surfaces shall be clean and free of scale, dirt, grease, paint, or other foreign material that could interfere with interpretation of test results. The methods used for cleaning and preparing the surfaces for examination shall not be detrimental to the base metal or the surface finish.
Tubes shall be delivered with square cut ends. The ends are free of excessive burrs.
The tubes are bundled in the waterproof plastic sheet and packed in the wooden cases
The case is most suitable for hanging by forklift.
EN10204-3.1 MTC shall be issued
EN10204-3.2 MTC is as option
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