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ASME SA192 Seamless carbon steel Boiler Steel Tubes for high pressure service

ASME SA192 Seamless

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Description

ASME SA192 Seamless carbon steel boiler tubes for high pressure service

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Standard: ASTM A192 / ASME SA192

Steel grade: Low carbon steel

Material shall conform to the applicable requirements of specification A450/A450M

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Carbon, % | 0.06-0.18 |
Manganese, % | 0.27-0.63 |
Phosphorous, max. % | 0.035 |
Sulfur, max, % | 0.035 |
Silicon, max, % | 0.25 |
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Process: cold drawn

The tubes cover minimum wall thickness.

Application: tubing for high pressure boilers

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Dimensional range:

OD: 19.05-76.2mm

Any specific size is to be discussed before offer

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The tube be 100% eddy current tested

Ultrasonic test is as option

Straightness ≤1mm/1000mm

Roughness: Ra ≤0.8

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Test
# The tubes shall have a hardness test, it is not exceeding 72HRB.
# One flattening test shall be made on specimens from each of two tubes from each lot or fraction thereof.
# One flaring test shall be made on specimens from each of two tubes from each lot or fraction thereof.
# Brinell or Rockwell hardness tests shall be made on specimens from two tubes from each lot.
# Each tube shall be subjected to the hydrostatic test, or, instead of this test, a nondestructive electric test may be used when specified by the clients.

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Mechanical properties

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Tensile strength, min, ksi (MPa) | 47 (325) |
Yield strength, min, ksi (MPa) | 26 (180) |
Elongation in 50mm, min, % | 35 |
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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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