Boiler Steel Pipe

Application: Used for superheated pipelines, steam pipeline, boiling water tube

Product Description

Product  Type:Seamless boiler pipe, Boiler Seamless Tube, Seamless Boiler Tube, Boiler Pipe
Application: Used for superheated pipelines, steam pipeline, boiling water tube
SPECIFICATION:
Outer Diameter (OD): 13.72-914.4mm
Wall Thickness(WT): 1.65-22mm
LENGTH: 0.5mtr-20mtr
Pipe Standard:ASTM A192   ASTM A179   ASTM A556   ASTM A210 ;EN10216/BS3059;JIS G3454/G3456/G3461 ;A213 T5,T9,T11,T22,T91
Boiler steel pipesrefers to steel that is open at both ends and has a hollow section. Boiler and heat exchange tubes must be temperature and pressure resistant. For specific applications, they even need to increase or reduce heat transmission.
Boiler steel pipes includes medium pressure boiler pipe and high pressure boiler pipe, it is often manufactured in seamless procedures, welded steel pipe is not applicable.
It has been widely used at heat exchanger pipe and tubing services, tube exchanger bundle, high pressure boiler, economizer, super heater, petrochemical industry pipes, etc.
Types of boiler tubes
Fire Tube Boiler
Fire-tube boiler is a type of boiler in which hot gas passes from the fire through one or more pipes that pass through a sealed water container. The heat of the gas is transferred through the wall of the tube through heat conduction, heating the water and eventually generating steam. Fire tube boilers are the third of the four historical types of boilers: low-pressure tank or “haystack” boilers, flue boilers with one or two large flues, fire tube boilers and high-pressure boilers with many small tubes
Water Tube Boiler
Water tube boiler is a type of boiler in which water circulates in tubes heated externally by the fire. The fuel is burned in the furnace to produce hot gas, which heats the water in the steam generation tube. In smaller boilers, the additional power generation tubes are separated in the furnace, while larger utility boilers rely on water injection tubes that make up the furnace wall to generate steam. High-pressure water tube boiler: The hot water then rises into the steam drum. Here, saturated steam is drawn away from the top of the drum.


Specification













SizeWall Thickness(mm)
O.D.(mm)22.533.544.5566.5-77.5-88.5-99.5-101112
Φ25-Φ28







Φ32







Φ34-Φ36







Φ38







Φ40








Φ42








Φ45







Φ48-Φ60






Φ63.5






Φ68-Φ73







Φ76



Φ80



Φ83



Φ89



Φ95



Φ102



Φ108



Φ114




Φ121




Φ127




Standard of boiler tube

Outer Diameter Tolerances
StandardOuter DiameterTolerance
GB3087≤180±1.0%
(min: ±0.5mm)
GB5310≤50±0.5mm
>50±1.0%
Wall Thickness Tolerances
StandardWall Thickness(mm)Tolerance
GB30873月20日+15%,12.5%
>20±12.5%
GB5310<3.5+15%,-10%
3.5-20+15%,-10%
>20±10%
Chemical composition and mechanical properties
StandardGradeChemical composition(%)Mechanical properties
CSiMnPSTensile StrengthYield StrengthElongation
(Mpa)(Mpa)(%)
DIN17175St35.8≤0.170.10-0.350.40-0.80≤0.030≤0.030360-480≥235≥25
St45.8≤0.210.10-0.350.40-1.20≤0.030≤0.030410-530≥255≥21
DIN 17175EN 10216-2ASTM A335
 St 35.8, I + III  P 235 GH, 1 + 2  P5 
 15 Mo 3  16 Mo 3  P 11 
 13 CrMo 44  13 CrMo 4-5  P22 
 10 CrMo 910  10 CrMo 9-10  P9 
 X 10 CrMo VNb 9-1  X 10 CrMo VNb 9-1  P91 
 X 20 CrMo V 12-1  X 20 CrMo V 11-1 
Steel GradeStandardApplication
GB(China)ASME(USA)DIN/EN(Euro)
Carbon steel10SA-106BPH265GHEconomizer tube
20SA-192P195GHWater wall tube
20GSA-210A1P235GH
20MnGSA106CSt35.8
25MnGSA-210CSt45.8
Mo steel15MoGSA-209 T115Mo3Water wall tube
20MoGSA-209 T1a16Mo3Superheater tube

SA-209 T1b
Reheater tube
Cr-Mo Steel12CrMoGSA-213 T11 SA-213 T2212Cr1MoVSuperheater tube
12Cr2MoGSA-213 T24 SA-213 T9114MoV63Reheater tube
12Cr1MoVGA335 P1  A335 P210CrMo910
15CrMoGA335 P5  A335P9X10CrMoVNb91
10Cr9MoVNbA335 P11 10CrMo5-5, 13CrMo4-5
Cr-Mo-W steel12Cr2MoWVTiBSA-213 T23 SA-214 T911  ---  Superheater tube
SA-213 T92 SA-213 T122Reheater tube
A335 P23 A335 P911
A335 P92 A335 P122
Austentic Stainless steel  ---  AP304  TP304H  ---  Superheater tube
TP321 TP321HReheater tube
TP347 TP347H
TP316 TP316H
S30432 TP310HCbN
Carbon steel for temperature 0° - 100°CEN - DIN WNrAISI/ TradenameASTM - UNSPipePipe
seamlesswelded
P235TR1 1.0254--A/ SA53BA/ SA53B
EN10216-1EN10217-1
Carbon steel for temperature -20° - 400°C for pressure applicationP235GH1.0345--A/ SA106 Gr B/ AA/ SA672 B65
--EN10216-2EN10217-2/ -5
P265GH1.0425--A/ SA106 Gr C/ AA/ SA672 BB70
--EN10216-2EN10217-2/ -5
P355N/ NH1.0562/ 1.0565--API 5L X52API 5L X52
--EN10216-3EN10217-3
P460N/ NH1.8905/ 1.8935--API 5L X65API 5L X65
--EN10216-3EN10217-3
Low Alloy steel and Alloy Steel for temperature 0° to 650°C for pressure application16Mo31.5415--A/ SA335 P1A/ SA691 1CR
--EN10216-2EN10217-5
X11CrMo5-11.7362--A/ SA335 P5A/ SA691 5CR
--EN10216-2EN10217-5
X11CrMo9-11.7386--A/ SA335 P9A/ SA691 9CR
--EN10216-2EN10217-5
13CrMo4-51.7335--A/ SA335 P11A/ SA691 1 1/4CR
--EN10216-2EN10217-5
10CrMo9-101.738--A/ SA335 P22A/ SA691 2 1/4CR
--EN10216-2EN10217-5
X10CrMoVNb9-11.4903--A/ SA335 P91A/ SA691 91CR
--EN10216-2EN10217-5
X10CrWMoVNb9-21.4901--A/ SA335 P92A/ SA691 92CR
--EN10216-2EN10217-5
Low temperature carbon steel for pressure purpose and low temp up to -50°CP215NL1.0451--A/ SA333 Gr1/ Gr6A/ SA671CC60/70 
--EN10216-4EN10217-4
P255QL1.0452--A/ SA333 Gr1/ Gr6A/ SA671CC60/70 
--EN10216-4EN10217-4
P265NL1.0453 --A/ SA333 Gr1/ Gr6A/ SA671CC60/70 
--EN10216-4EN10217-4
P355NL1/ NL21.0566--A/ SA333 Gr6A/ SA671CC60/70
A/ SA333 Gr6 
--EN10216-3EN10217-3
Low temperature Nickel Steel for pressure purpose and low temp up to -196°CX10Ni9/ X8Ni91.5682/ 1.5662--A/ SA333 Gr. 8A/ SA671C100/ CH100
--EN10216-4EN10217-4
12Ni141.5637--A/ SA333 Gr3A/ SA671CF66
--EN10216-4EN10217-4


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FAQ

Q: Are You Manufacture or Trade Company?
A: We are the professional manufacturer of pipeline products located in Tianjin,China. Welcome to contact us and visit our factory before you place orders.
Q: How do you guarantee the quality?
A: We can send free samples to you, we can accept third-party testing.
We also have test certificate, every batch goods will be testing before shipment, and the testing report will delivery to you with your goods.
Q: Can I get free samples?
A: Of course you can. We can produce according to your samples or technical drawings. Contact us by whatsapp or email to get free samples and you will get the sample after 3-7 working days.
Q: What is the MOQ? 
A: If you are scheduling to place a small quantity order or trial order, feel free to contact us, we can meet your requirements.
Q: Can you OEM or ODM?
A: Yes, we have a strong developing team. The products can be made according to your request

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