din 17175 equivalent astm a179 seamless steel tube
Basic Info
Model No.: 146mm*8mm
Product Description
ASTM A519 seamless carbon and alloy steel mechanical tubing
application: for mechanical engineering
ASTM A179/ASME SA179 cold drawn low carbon steel heat exchanger and conderser tubes
application: for tubelar heat exchangers,condensers and similar heat transfer apparatus .
Astm A192 Seamless Carbon Steel boiler tues for high-pressure
application: for seamless carbon steel boiler and superheater tubes for high-pressure service
OD:OD :6.0-114, thickness;1mm-15mm, length:max 12 meters
1 standard A 192/A 192M-02
2 seamless carbon steel boiler tubes
3 for high-pressure
4 process: hot-finshed or cold finished
1 HEAT TREATMENT
hot treatment: hot-finished tubes need not to be heat treated,cold finished tubes shall be heat treated after the finial
cold-finishing at a temperature of 1200 F (650C) or higher
2 CHEMICAL COMPOSITION
C:0.06-0.18
Mn:0.27-0.63
P: Max 0.035
S: Max 0.035
3 HARDNESS REQUIREMENTS
the tubes shall have a hardness number not exceeding the following:
tubes 0.2[ (5.1mm) and over in wall thickness 137HB
tubes less than 0.2" (5.1mm) in wall thickness 77HRB
4 MECHANICAL TESTS REQUIRED
A. Flattening Test
B. Flaring Test
C.Hardness Test
D. Hydrostatic Test
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Product Categories : Seamless pipe > Seamless Steel Pipes
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