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Domestic hot water and heating series: gas hot water boiler, vacuum hot water boiler, vertical atmospheric pressure hot water boiler, electric hot water boiler Factory use, high temperature steam: wns fuel gas steam boiler, szs water tube steam boiler, vertical steam boiler, electric steam boiler

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FANGKUAI is founded in 1998, which is a clean fuel boiler enterprise integrating R&D, manufacturing, sales and service. In the past 20 years of development and innovation, the company has grown into a global enterprise, and its products have been exported to more than 80 countries including Russia, Mongolia and Thailand, and have established long-lasting cooperative relations with local enterprises!

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Maximum Recommended Boiler Tube Length - Boiler and

  • Offshore price : $20000-$100000 Get a quote on the right form
  • Minimum order quantity : 1 set :Maximum Recommended Boiler Tube Length - Boiler and
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HOT

θrion Gas Fired Steam Boiler

Capacity:1-20t/h

Rated thermal efficiency: 100-104%

Fixed working pressure: ≤1.6MPa

Applicable fuel:natural gas etc.

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HOT

Gas(oil) Fired Integrated Hot Water Boiler

Capacity:0.7-14MW

Rated thermal efficiency:96-98%

Fixed working pressure:≤1.25MPa

Applicable fuel:Natural gas, light oil, etc.

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HOT

H6 Gas Fired Hot Water Boiler

Capacity:0.7-2.8Mw

Rated thermal efficiency: 97.2-106%

Fixed working pressure:0.1MPa

Applicable fuel:Natural gas, etc.

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HOT

T7 Vacuum Hot Water Boilerr

Capacity:2.8-7.0Mw

Rated thermal efficiency:≥105.5%

Fixed working pressure:-0.02MPa

Applicable fuel:Natural gas, etc.

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HOT

V6 Gas Fired Hot Water Boiler

Capacity:99Kw

Rated thermal efficiency:97.2-104.4%

Fixed working pressure:1.0MPa

Applicable fuel:Natural gas, etc.

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HOT

Electric Steam Boiler

Capacity:0.5-4.0 t/h

Rated thermal efficiency:98%

Fixed working pressure:≤1.25MPa

Applicable fuel:electric energy

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  • Section 23 52 39 - FIRE-TUBE BOILERS - Veterans Affairs

    Boiler Tube Brushes: Furnish hand brushes of sizes, and with handle lengths, to clean full length of all tubes in boiler. Provide handle and extension sections 1800 mm (6 feet) long or less to permit storage. Coupled lengths shall be suitable for use from front of boiler.Get Price

  • Water Systems - Maximum Flow Velocities

    Cooling Water Pipe Lines - Sizing cooling water pipe lines - maximum allowable flow, velocity and pressure drops. Domestic Hot Water Service Systems - Design Procedures - Design procedures for domestic hot water service systems. Feed Water - Chemistry Limits - ABMA recommended feed water chemistry limits for steam boilers.Get Price

  • QAS 4.04 Welding - Field-Applied Weld Overlay of Boiler Tubes

    Boiler and Pressure Vessel Code, Section I, Table PW-39. 8.6 For membrane tube construction, the weld overlay shall extend to the membrane welds on either side of the tube (i.e., 180° coverage), plus the area of the membrane. 8.7 For tangent tube construction, the weld overlay shall extend fromGet Price

  • SS 310S Boiler Tubes Manufacturer, Supplier in Mumbai, India

    ASME SA 213 SS 310 Boiler Tubes, SS UNS S31000 Boiler Tubes, SS S31008 Boiler Tube, SS 310S Boiler Tubing, AISI 310 Boiler Tubing, SS 1.4845 Boiler Tubes Manufaturer in India. Jay Hind Metal & Tubes is one of the leading manufacturer, exporter and supplier of high quality of Stainless Steel 310/ 310S Boiler Tubes which are offered to the buyers Get Price

  • Firetube Boilers - National Board of Boiler and Pressure

    In a scotch boiler, the furnace is a large diameter tube, within the boiler, surrounded by water. Some older, large scotch boilers had two or three furnaces but modern boilers typically have only one. Scotch boilers may be two-pass, three-pass, or four-pass depending upon the arrangement of baffles and tubes.Get Price

  • SA 213 T11 Tube and ASTM A213 T11 Seamless/Welded Boiler

    The T11 Boiler Tube has a very high temperature resistance. It has high durability and high tensile strength. The ASTM A213 T11 Tubes range from 6.35mm to 101.6mm in outer diameter. The ASTM A213 Gr T11 Tube Material consists of carbon, manganese, phosphorus, sulfur, silicon, chromium and molybdenum in its composition. The addition of Get Price

  • Operating and Maintenance Manual - P C McKenzie Company

    Also, allow tube pull length clearance in the front or rear of the boiler for servicing (see boiler dimensions page for tube lengths). The minimum clearances to combustible surfaces are listed under the UL-795 clearance guidelines and on the boiler nameplate. Make sure the boiler is level, from side to side and front to back. Use metal shims ifGet Price

  • Boiler – Fundamentals and Best Practices

    Boiler tubes are assembled by welding or by expanding. Expanding is mainly adopted in Boiler membrane wall panels or by welding the tube to a stub (short length of tube) that is attached to the The throat dimension of seal weld is limited to 9.5 mm. Maximum, and post weld heat treatment is not required.Get Price

  • Boilers - SlideShare

    Sep 03, 2013 · Cornish Boiler No. of Flue tubes one Diameter of Shell 1.25 to 1.75 m Length of shell 4 to 7m Max. Working Pressure 10.5 bar Steam Capacity 6500 kg/hr 18. Lancashire Boiler Di f Sh ll 2 3Diameter of Shell 2 to 3 m Length of shell 7to 9m Max.Get Price

  • Boilers: Max flue length and requirements for boxing it in

    May 25, 2017 · Maximum flue length depends on the boiler make, model and output Internal boxing needs access hatches for inspections Plume management kit for outside, this will add to the overall length of the flue.Get Price

  • Swaged Boiler Tube Fabricated Sales

    Tube Swaging is a fabrication process where a tube or pipe end is forced through a die or series of dies with hydraulics to increase or decrease the OD (Outside Diameter) of the tubing or pipe. This Process is a "cold" without the use of heat. This process compacts the material causing work hardening making a heat treating / annealing process necessary to meet the material …Get Price

  • Boilers - University of Alabama

    Fire-Tube Boiler (~1800) The fire tube boiler, the oldest design, is made so the products of combustion pass through tubes surrounded by water in a shell. The furnace/flame volume can either be inside or external to the shell that contains the water. The upper steam capacity of fire tube boilers is about 20,000 Ibm/hr, and the peak pressureGet Price

  • Water Handbook - Preboiler & Industrial Boiler Corrosion

    The ASME Consensus for Industrial Boilers (see Chapter 13) specifies maximum levels of contaminants for corrosion and deposition control in boiler systems. The consensus is that feedwater oxygen, iron, and copper content should be very low (e.g., less than 7 ppb oxygen, 20 ppb iron, and 15 ppb copper for a 900 psig boiler) and that pH should be Get Price

  • Boiler Design Considerations for Cycling Operations

    Boiler Design Considerations for Cycling Operations by P. J. Hunt Manager, Boiler Design Engineering This greater spray margin gives more control flexibility for limiting boiler tube blowdown system from several downcomers along the length of the drum is recommended on cycling units to help relieve and control large drum water level swells.Get Price

  • Length of tube expansion on Tubesheet - Boiler and

    Aug 16, 2013 · 16 Aug 13 10:39. We are fabricating a steam generator for WHB.In client spec for tube expansion, they specified to expand 1/8inch beyond the tubesheet thickness (to the backside of the tubesheet). The tubes are to be strength welded and expanded to 3-8%. We used to expand as per TEMA i.e.tubesheet thickness minus 1/8in.Get Price

  • Boilers - University of Alabama

    ASTM A192,ASME SA192 High-Pressure Seamless Boiler And Superheater Tubes Quick Details Manufacture:Seamless process,Hot-finished or Cold-finished Wall thickness(WT): 3.2mm——25.4 mm. Outer diameter (OD): 12.7mm——177.8 mm Length: 6M or specified length as required. Ends: Plain End, Beveled End, Treaded Additional InfoGet Price

  • Boiler Piping Flow Pipe Sizing Quality HVAC Heating 101

    1) Add a boiler system bypass loop between the supply and the return in the near boiler piping. 2) Change the piping arrangement to a primary/secondary type of piping with a decoupling loop. 3) Add a variable speed circulator with a ΔT control to maintain a maximum ΔT for the boiler. 4) Add a diverting loop to the boiler piping. Some of these Get Price

  • Tube 4CV250,000B

    Recommended Boiler: BR-620: Maximum Seal & Envelope Temperature: 200°C: Maximum Length (less Boiler) 28.02 in; 17.17 cm: Maximum Diameter (less Boiler) 15.06 in; 38.26 cm: Weight (approximate) (less Boiler) 180 lb; 82 kg: Operating Position: Vertical, Anode Up (base down) Specifications may change without noticeGet Price

  • Boiler Water Treatment Guidelines; Columbia Boiler Co

    The pH should be maintained between a minimum of 10.5 and a maximum of 11.0 to prevent acidic corrosion of boiler tubes and plates, and to provide for the precipitation of scale forming salts before scale is deposited. Below a pH of 5.0 the water is …Get Price

  • Operating and Maintenance Manual

    Also, allow tube pull length clearance in the front or rear of the boiler for servicing (see boiler dimensions page for tube lengths). The minimum clearances to combustible surfaces are listed under the UL-795 clearance guidelines and on the boiler nameplate. Make sure the boiler is level, from side to side and front to back. Use metal shims ifGet Price

  • Typical Specification - Lochinvar, LLC

    A separate pipe shall supply combustion air directly to the boiler from the outside in a different pressure zone from that of the exhaust vent. The boiler's total combined air intake length shall not exceed 100 equivalent feet. The boiler's total combined exhaust venting length shall not exceed 100 equivalent feet.Get Price

  • LITERATURE ON BOILER TUBE EXPANSION

    The ASME boiler code states the projection of tube ends into boiler drums and headers shall not be less than 1/4" and not more than 1/2". These are measured on the high side of the drum shell and before the tube end is flared.Get Price

  • 2. BOILERS - Bureau of Energy Efficiency

    Feb 17, 2015 · BOILER TUBE GRADES CARBON STEEL SA178 Carbon steels show mild corrosion resistance and fair strength up to 1000F. However, their usage above 800F must take into account the susceptibility to graphitization. Graphitization has not been a significant problem in thicknesses encountered in boiler tubing. Use of heavy section pipe above 800F, however, is …Get Price

  • Ideal water temperature for baseboard - GreenBuildingTalk

    Oct 22, 2011 · If you use a heat-purging boiler control such as the Intellicon 3250 or it's cousin the Beckett Heat manager, the savings are similar to using "outdoor reset" type controls on a high-mass cast iron boiler, in part because the average temp of the water is lower, and the boiler is "parked" at a lower temp during standby, for lower standby losses.Get Price

  • Best Practices For Expanding Water-Tube Boiler Tubes

    Boiler Tubes Thickness Pressure Equation and Calculator | Engineering Get Price

  • Correct Tubes Expansion | KRAIS Tube&Pipe Tools

    Condenser tubes 18-24 BWG +/- 0.0005" Boiler tubes 4 -10 BWG +/- 0.002" Boiler tubes 12 -16 BWG +/- 0.001" 5. The rolling control is now set and ready to roll the rest of: the tubes in the unit. The use of the torque control system will ensure the uniform tightness of all tubes. Note! Reroll all test tubes that were under size.Get Price

  • Boiler Tube Stock - Metro Boiler Tube Co., Inc

    2. BOILERS Bureau of Energy Efficiency 27 Syllabus Boilers: Types, Combustion in boilers, Performances evaluation, Analysis of losses, Feed water treatment, Blow down, Energy conservation opportunities. 2.1 Introduction A boiler is an enclosed vessel that provides a means for combustion heat to be transferred into water until it becomes heated water or steam.Get Price

  • B&W Learning Center Articles - Babcock & Wilcox

    To maintain boiler integrity and performance and to provide steam of suitable turbine or process purity, boiler feedwater must be purified and chemically conditioned. The amount and nature of feedwater impurities that can be accommodated depend on boiler operating pressure, boiler design, steam purity requirements, type of boiler water internal treatment, blowdown rate, and …Get Price

  • Swaged Boiler Tube Fabricated Sales

    Tube Swaging is a fabrication process where a tube or pipe end is forced through a die or series of dies with hydraulics to increase or decrease the OD (Outside Diameter) of the tubing or pipe. This Process is a "cold" without the use of heat. This process compacts the material causing work hardening making a heat treating / annealing process necessary to meet the material …Get Price

  • BOILERS - Energy-Models.com

    TABLE 2.1 RECOMMENDED TDS LEVELS FOR VARIOUS BOILERS: Boiler Type: Maximum TDS (ppm)* 1. Lancashire: 10,000 ppm: 2. Smoke and water tube boilers (12 kg/cm 2) 5,000 ppm: 3. Low pressure Water tube boiler: 2000-3000: 4. High Pressure Water tube boiler with superheater etc. 3,000-3,500 ppm: 5. Package and economic boilers: 3,000 ppm: 6. Coil Get Price

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