seamless boiler steel tube
Cold rolling seamless boiler tubes and pipe
Applications:
for Boilers,Superheaters,
Heat-Exchangers,
High-pressure Boilers,
Steam Boilers
Cold Condensers and High-Pressure Services,
High-Temperature Services for Boiler Constructions
Manufacture:Tubes are manufactured by seamless process and both hot finished and cold finished are applicable.
seamless boiler steel tube
cold rolling seamless boiler tubes
Heat treatment:Hot finished tubes need not be heat treated.Cold Finished tubes are heat treated after the final cold finishing pass at a temperature of 1200℉(650℃) or higher
Cold rolling seamless boiler tubes and pipe
Steel grade SA192 Chemical Composition & Mechanical properties
|
C
|
Mn
|
P
|
S
|
Si
|
Tensile Strength
|
Yeild point
|
Elongation
|
|
0.06-0.18
|
0.27-0.63
|
0.035Max
|
0.035Max
|
0.25Max
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min ksi[Mpa] 47[325]
|
min ksi[Mpa] 26[180]
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≥35%
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Hardness
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Brinell Hardness
|
Rockwell Hardness Number
|
|
WT≥0.200in(5.1mm)
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WT<0.200in(5.1mm)
|
|
137HRB
|
77HRB
|
Cold rolling seamless boiler tubes and pipe
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.
A: A professional steel pipes materials inventor, manufacturer and solution provider
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.
A: Yes, we could offer the sample of Cold rolling seamless boiler tubes and pipe for free charge but need pay the cost of freight.
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
Our products are sold all over the world, you can rest assured.
