Product range — actual catalogue images
The product images below are hosted on the manufacturer's official website (fbmaterial.com) and link directly to the manufacturer's catalogue. Click any image to view the full specification page in a new tab.
Spiral fin tubes for heat exchangers — extended-surface tubes for boilers, heat recovery, HVAC.
Stainless steel seamless tubes — heat exchanger and process piping.
Copper-base finned tubes for HVAC heat exchangers — high-thermal-conductivity finned surface.
Heat exchanger tube categories
| Tube type | Construction | Best applications | Typical FOB China per meter (DN25) |
|---|---|---|---|
| Smooth seamless tube (carbon steel) | OD 12-219mm; cold-drawn or hot-rolled | Boilers, heat exchangers (general), pipe systems | USD 1.20-4.50 |
| Smooth seamless tube (stainless 304) | OD 6-219mm; cold-drawn | Heat exchangers, food/dairy, mild chemical | USD 4.50-12.00 |
| Smooth seamless tube (stainless 316L) | OD 6-219mm; cold-drawn | Marine, chemical, pharma, brackish water | USD 6.50-18.00 |
| Smooth tube (copper / copper-alloy) | OD 6-159mm; soft-annealed or hard-temper | HVAC, refrigeration, condensers, marine | USD 6.50-22.00 |
| Spiral / helical fin tube (carbon steel) | Smooth tube + steel fin spirally wound and welded | Boiler economizers, heat-recovery, HRSG | USD 12-38 |
| L-foot finned tube | Aluminum or copper L-foot fin tension-wrapped on tube | Air-cooled heat exchangers, fin-coil heat exchangers | USD 14-42 |
| Integral low-fin tube | Fins machined integrally with tube wall | Refrigeration condensers, premium HVAC, marine | USD 22-65 |
| Studded fin tube | Steel studs welded to base tube | Heavy-duty boiler economizers, exhaust gas systems | USD 18-58 |
| Duplex stainless tube (UNS S31803, S32205) | Cold-drawn duplex stainless | Seawater, sour gas, chemical processing | USD 28-75 |
| Super-austenitic (254 SMO, AL-6XN) | Cold-drawn high-Ni-Mo stainless | Seawater service, chloride-rich brine | USD 65-180 |
| Hastelloy / Inconel tubes | Cold-drawn nickel alloy | High-temperature, corrosive, refinery | USD 95-380 |
Material selection by service environment
| Service environment | Recommended tube material | Avoid |
|---|---|---|
| Steam / boiler tube (high-pressure water-side) | Carbon steel SA-178 / SA-179, alloy SA-213 T22 for higher temp | Stainless for cost reasons |
| HVAC / refrigeration (R134a, R410A) | Copper C12200 (deoxidized phosphorus copper) | Carbon steel (corrodes), aluminum (bimetallic issues) |
| Seawater condenser | Cu-Ni 90/10 or 70/30, titanium, super-austenitic | 304 stainless (chloride pitting), copper (biofouling) |
| Brackish / cooling tower water | 304L for low chloride; 316L for moderate; duplex for high chloride | Carbon steel without corrosion allowance |
| Sour gas / oil-field | Duplex stainless (UNS S31803), Hastelloy C-276 | Carbon steel (sulfide stress cracking), 316 (CSCC at high temp) |
| Refinery / petrochemical | SA-213 T22 / T91 for high-temp; duplex for chloride | Standard carbon steel above 400°C |
| Power plant economizer (flue gas side) | Carbon steel finned tubes; alloy steel if SO2 condensation possible | Standard CS where dewpoint corrosion occurs |
| Pulp & paper black liquor | 304L stainless (chloride limited) | Carbon steel (rapid attack) |
| Pharmaceutical / sanitary | 316L electropolished, double-tube-sheet config | 304 (insufficient corrosion margin) |
| Cryogenic / LNG | 9% nickel steel, 304L, aluminum brazed plate-fin | Carbon steel below -29°C (brittle) |
Fin tube selection — when each type makes sense
Tube failure in steam boilers, refinery heat exchangers, refrigeration systems, and process exchangers can cause: (1) production shutdown (USD 50,000-2,000,000+ per day for major industrial facilities); (2) safety incidents from contaminated cross-flow (chemical/process exchangers); (3) catastrophic equipment damage from overheating or pressure release. Material selection MUST match service environment — undersizing or wrong material is the dominant root cause of premature failure.
Specify tubes with mill test certificates per relevant standards: ASME SA-178, SA-179, SA-249 (carbon and stainless boiler/heat exchanger tubes); ASTM B111 (copper-alloy condenser tubes); ASTM B677 (high-Ni austenitic). For critical service, additional qualification testing (intergranular corrosion per ASTM A262 for stainless; flaring/flattening tests for bend-quality; ultrasonic inspection for wall thickness uniformity) is appropriate. Reputable suppliers like FB Material provide complete documentation packages.
| Fin type | Heat transfer area ratio (vs smooth) | Best applications | Limitations |
|---|---|---|---|
| Spiral / helical wound | 10-20× | Boiler economizers, HRSG, large air-cooled HX | Cleaning fins is harder; stress-corrosion at fin-tube weld |
| L-foot tension wrapped | 8-15× | Air-cooled HX, fin-coil HVAC | Lower temperature limit (~150-180°C); thermal cycling separates fin |
| Extruded / overlap-rolled | 10-18× | Power plant air-cooled, premium air-cooled HX | Higher cost; specialty fabrication |
| Integral low-fin (ILF) | 2-3× | Refrigeration condensers, premium HVAC, falling-film evaporators | Modest area increase; very robust |
| Studded | 3-6× | Heavy industrial economizer where fouling is severe | Difficult to clean; high cost |
| Crimped / corrugated | 1.5-2.5× | Specialty applications | Limited area gain |
Pricing brackets — wholesale
| Order tier | Total quantity | Discount | Container utilization | Lead time |
|---|---|---|---|---|
| Sample / small fabrication | 500-3,000m | List price | LCL | 20-40 days |
| Mid OEM / fabrication shop | 5,000-30,000m | 5-15% | 20' container | 35-55 days |
| Large OEM / project order | 50,000-200,000m | 15-25% | 40' or 40HQ container | 50-90 days |
| Multi-unit project / power plant | 200,000+ m | 22-32% | Multiple 40HQ containers | 60-120 days |
Compliance and certification
| Standard | Applies to | Markets where critical |
|---|---|---|
| ASME SA-178 / SA-179 / SA-213 / SA-249 | Boiler and heat-exchanger tubes (US) | USA + global oil/gas/power |
| ASTM B111 / B395 | Copper-alloy condenser tubes | USA marine and HVAC |
| EN 10216-2 / EN 10217-7 | Steel tubes for pressure purposes (EU) | EU pressure equipment |
| EN 10305-4 | Cold-drawn precision steel tubes | EU industrial |
| JIS G3461 / G3463 | Boiler and heat-exchanger tubes (Japan) | Japan power generation |
| PED 2014/68/EU | Pressure Equipment Directive | EU pressure systems |
| NACE MR0175 / ISO 15156 | Sour-service material qualification | Oil-and-gas with H2S |
| ASTM A262 | Intergranular corrosion susceptibility (stainless) | Critical chemical service |
| API 661 | Air-cooled heat exchangers | Refinery air-cooled HX |
Order workflow — heat exchanger tube procurement
View the full supplier profile, certifications, contact details, and complete product catalogue.
FB Material (China) — manufacturer of heat exchanger tubes for industrial applications. Spiral / helical fin tubes (carbon steel + steel fin), L-foot tension-wrapped finned tubes (aluminum or copper fin), integral low-fin tubes (machined fins), studded fin tubes, smooth seamless tubes in carbon steel (SA-178, SA-179), stainless 304L / 316L (SA-213, SA-249), copper and copper-alloy (C12200, C70600, C71500), duplex stainless (UNS S31803, S32205), super-austenitic (254 SMO, AL-6XN), and nickel-base alloy tubes (Hastelloy C-276, Inconel 600/625, Monel). Mill test certificates per ASME SA-XXX, ASTM B111/B395, EN 10216-2/10217-7, JIS G3461/G3463. PED 2014/68/EU compliance for EU pressure equipment. NACE MR0175 / ISO 15156 qualification for sour service.
- Application analysis — define service environment (fluid composition, temperature, pressure, flow rate); map to tube type (smooth / finned) and material grade
- Specification clarification — for each SKU define: material grade per relevant standard, OD/ID/wall thickness with tolerance, length, ends (plain / beveled / threaded), surface finish, and special tests
- Sample order — typically 100-500m per candidate spec; verify dimensional accuracy with calipers/micrometers, material composition with spectrometer (PMI testing), wall thickness uniformity with ultrasonic gauge
- Material qualification — for critical service, request hydrostatic test certificate per relevant standard, eddy-current testing for surface defects, intergranular corrosion test (ASTM A262 for stainless), NACE qualification for sour service
- First commercial order — typically 5,000-30,000m for OEM trial; specify packaging (capped ends, oiled surface for carbon steel, woven cloth wrap for premium alloys)
- Quality acceptance — incoming inspection for dimensional, surface quality, hydrostatic test, mill cert verification; document any out-of-spec tubes for supplier feedback
- Series replenishment — quarterly orders aligned with project schedule; for ongoing OEM production, monthly drumbeat orders with safety stock 8-16 weeks consumption
Frequently asked questions
Companion guide for specialty industrial materials — transformer cores and electrical conductors.
For complementary marine industrial procurement — heat exchangers used alongside marine hydraulic systems.
Companion specialty industrial sourcing guide for adjacent equipment categories.
Source: Product images on this page are hosted on the manufacturer's official website (fbmaterial.com) and link directly back to that website. All product information was summarised from the supplier's public catalogue.
Brand mentions and trademark compliance: References to Tier-1 heat exchanger tube manufacturer brands (Wieland-Werke, Outokumpu, Sandvik Materials Technology, Tubacex, Aperam, Tenaris) are made for the sole purpose of describing functional benchmarks and supply-chain context. FB Material is not authorized by, affiliated with, or endorsed by any of these brand owners. Products are aftermarket-fit cross-reference materials manufactured under FB Material's own brand or buyer-private-label only.
Critical-service responsibility: Heat exchanger tubes used in pressure vessels, boilers, and process equipment must meet relevant codes (ASME BPVC, EN 10216, PED 2014/68/EU, etc.) with documented test certificates. Improperly specified tubes can cause catastrophic equipment failure with safety, environmental, and financial consequences. For ASME-stamped pressure vessel work, supplier must maintain active ASME quality system certification.
Material-application matching: Tube material selection for specific service environments requires engineering analysis of fluid chemistry, temperature, pressure, flow velocity, and stress conditions. Wrong material selection can cause premature failure (chloride stress corrosion in stainless, hydrogen damage in carbon steel, dezincification in brass-alloy copper, etc.). Engage qualified materials engineering for critical service environment evaluation.
Pricing & specifications: All price ranges, service-life figures, and tier definitions reflect general market observation. Real-world tube performance depends on water/process treatment, operating conditions, and maintenance practices. Confirm current pricing, MOQ, lead time, and material certifications directly with the supplier.
No middleman role: CifyChina provides supplier discovery and editorial content. All transactions occur directly between buyer and supplier through the contact channels published on the supplier's official website.
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