TORICH INTERNATIONAL LIMITED
TORICH INTERNATIONAL LIMITED Make Your Steel Tube Purchase Easy!
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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 | min ksi[Mpa] 47[325] | min ksi[Mpa] 26[180] | ≥35% |
Hardness
| Brinell Hardness | Rockwell Hardness Number |
| WT≥0.200in(5.1mm) | 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