ASTM b704 tube

ASTM b704 tube

The chemical composition of ASTM B704 tube comprises nickel in higher contents. This means that they are destined to deliver excellent mechanical properties. Considering this, it is the only reason why they offer excellent corrosion resistance.

Verified Supplier

Verified Suppliers

available 7 cars

Pick the unique suppliers of ASTM b704 welded tubes in UAE here and Compare ASTM B626 and B704

ASTM B704 tube specifications


ASTM B704 Tube Specification

Contact one of the authorised ASTM B704 tube suppliers in the UAE mentioned above for custom sizes.
ASTM B704 tube OD ASTM B704 UNS N06625 welded tube length Welded tubing popular grades
  • 1/8 to 5 inch
  • 3.18 to 127 mm
 0.5 to 12 meter
Schedules Surface finish SB 704 UNS N06625 ERW tubes wall thickness
SCH 5 to SCH 160
  • Pickled
  • Polished
  • 0.015 to 0.500 inch
  • 0.38 to 12.70 mm
Dimensional requirements ASTM B704 N06625 CEW tube dimentional standards Manufacturing types
ASTM B751 ASME B36.10 / ASME B36.19
  • Welded
  • Electric resistance welded (ERW)
SB 704 N06625 welded tubing density ASTM B704 UNS N08825 electric resistance welded tube ordering info SB 704 UNS N08825 HFW tube melting point
8.14 g/cm3
  • Quantity
  • UNS number
  • Size
  • Length
  • Class
  • ASTM designation
1400 °C (2550 °F)
ASTM B704 UNS N06625 tube form ASTM B704 N08825 welded nickel alloy tubes welding electrode Strength
  • Round
  • Rectangular
  • Hydraulic
  • Square
  • Hollow
  • Straight
  • U Shape
Inconel 112
  • Yeild strength: Psi – 32000 , MPa – 220
  • Tensile strength: Psi – 80000 , MPa – 550
Welding fillers Supply SB 704 N08825 condenser tube in following brand Most selling ASTM B704 tube types
  • Inconel filler metal 625
  • Incoloy 82
  • Special metals USA
  • BOHLER
  • Sumitomo metals, Japan
  • Nippon steel corporation, Japan
  • Esab
  • Lincoln
  • Metrode
  • Kobe special tube, Japan
  • Sanyo special steel, Japan
  • Tubacex tubos inoxidables S.A., Spain
  • Schoeller bleckmann, Austria
  • Seah steel corporation, Korea
  • Nickel-cobalt alloy tube
  • Heat exchanger tube
  • Square tubing
  • Electric resistance welded tube
  • Condenser tube
  • ERW tubes
  • Welded tube
  • Boiler tube
  • Rectangular tubing
  • Round tube
  • CEW tube
  • HFW tube
  • Bright annealed tube
  • Solution annealed tube
ASTM B 704 annealed tube temprature range Hardness range Maximum operating temperature
1000℃ 145.00–220.00 1600 to 2150°F
ASTM B704 UNS N08825 tube marking Applications Welding method
  • Schedule or wall thickness
  • Method of manufacturing (Seamless / Welded)
  • Specification
  • Material grade
  • Nominal size
  • Heat number
  • Manufacturer’s name or custom logo – on request
  • Drainage
  • Heat exchangers
  • Boilers
  • Condensers
  • Water pipeline

Purchase from the leading zero-rejection ASTM B704 tube suppliers in South Africa, the Middle East, Egypt,
USA, Oman, and Saudi Arabia.

  • Submerged arc welding
  • TIG
  • SMAW
  • GMAW including both MIG and MAG
  • FCAW
Origin standards of ASME SB 704 heat exchanger tube Features Certification of ASTM B704 UNS N08825 boiler tube
  • American Standard
  • Russia Standard’
  • Korean
  • German
  • Janpanese Standard
  • European Standard
  • Tolerant to heat
  • Solid under loads
  • High temperature environments
  • Pressure resistance
  • Excellent hydraulicity
  • Insensitive impacts
  • Fumigation certificates
  • Raw materials certificate
  • Heat treatment charts
  • Third party inspection report
  • Moisture testing report
  • DFARS compliant
  • EN 10204/3.1B, EN 10204 3.1 and EN 10204 3.2 Material test certificates (MTC)
  • Surface roughness measurement
  • HS code commercial invoice
  • Laboratory test certificate from Govt. approved lab
  • Form a for generalized system of preferences (GSP)
Packaging Tubes end type ASTM B 704 tube inspection criteria
  • PE fabric bundles
  • Crates (steel/wooden)
  • Special crates for with each radius separated
  • Wooden boxes
  • Bundles (hexagonal)
  • Wrapped in plastic or standard seaworthy export packing
  • Custom
  • Grooved ends
  • BE: Bevel end
  • BBE: Bevel both ends
  • BLE: Bevel large end
  • BW: Buttweld end
  • PE: Plain end
  • PBE: Plain both ends
  • POE: Plain one end
  • Plain ends (PE)
  • Threaded ends (TE)
  • Bevelled ends (BW)
  • BOE: Bevel one end
  • BSE: Bevel small end
  • TE: Thread end
  • TBE: Thread both ends
  • TLE: Thread large end
  • TOE: Thread one end
  • TSE: Thread small end
  • Flattening test
  • Flange test
  • Pneumatic for leak testing
  • Eddy current
  • Hydrostatic
  • Ultrasonic for electric testing

Straight communication with the distributors, dealers, and ASTM B704 tube stockists listed above for the
above mentioned test

Services ASTM B 704 tubing delivery time Documentation offered
  • Cut-to-length services
  • Machining
  • Threading
  • Welding
  • Beveling

To communicate directly with listed ASTM B704 tube stockists, stockholders, and distributors for these
services, use chat or email.

  • Generally it is 7-10 days if its in stock
  • 15-20 days if its not in stock
  • Manufacturer’s mill test certificate certifying, heat no, finish, chemical composition, grade etc.,
  • Copy of invoice
  • Copy of packing list indicating details of Sizes, quantity, weight, thickness etc.
  • Country of origin certificate (Original)
  • Bill of lading.

Most frequently used types of ASME SB 704 tube

ASTM B704 ERW tube

ASTM B704 ERW tube

ASME SB704 welded tube

ASME SB704 welded tube

UNS N06625 CEW tube

UNS N06625 CEW tube

ASTM B704 gr. UNS N06625 welded nickel alloy tubes

ASTM B704 gr. UNS N06625 welded nickel alloy tubes

ASME SB 704 boiler tube

ASME SB 704 boiler tube

ASTM B704 gr.UNS NO. 6625 welded tubing

ASTM B704 gr.UNS NO. 6625 welded tubing

SB 704 heat exchanger tube

SB 704 heat exchanger tube

ASTM B704 UNS N08825 square tubing

ASTM B704 UNS N08825 square tubing

B704 electric resistance welded tube

B704 electric resistance welded tube

SB704 condenser tube

SB704 condenser tube

ASTM B 704 rectangular tubing

ASTM B 704 rectangular tubing

B 704 HFW tube

B 704 HFW tube

ASTM B704 welded coiled tubing

ASTM B704 welded coiled tubing

ASME SB704 UNS N06625 boiler tube price

Sizes Price in USD/Units Price in UAE Driham Price in Nigeria
6 mm od x 1 mm thk x 2000 mm long US $ 118.16 AED 433.98 Naira ₦ 108057.32
12.7 mm od x 1.5/ 1.6 mm thk x 200 mm long US $ 1201.31 AED 4412.17 Naira ₦ 1098597.99
21.3 mm od x 2.77 mm thk US $ 111.04 AED 407.83 Naira ₦ 101546.08
33.4 mm od x 3.38 mm thk US $ 249.85 AED 917.65 Naira ₦ 228487.82
6 mm od x 1 mm thk x 2000 mm long US $ 118.98 AED 436.99 Naira ₦ 108807.21
6.35 mm od x 1.43 / 1.6 mm thk x 500 mm lg US $ 109.06 AED 400.56 Naira ₦ 99735.37
8 mm od x 1mm thk x 200 mm long US $ 98.15 AED 360.49 Naira ₦ 89758.18

ASTM B704 standard covering material list

ASTM UNS Material Name Density
ASTM B704 N06219 Nickel-chromium-molybdenum-silicon alloy 8.5 g/cm3
ASTM B704 N06625 Inconel 625 8.42 g/cm3
ASTM B704 N08825 Incoloy 825 8.13 g/cm3
ASTM B704 N08827

Sizes of ASTM B704 UNS N06625 tubes

Tubing sizes
( in mm)
Weight
(KG per meter)
Wall thickness
(WT in mm)
20 X 20 1.11 2
25 X 25 1.43 2
30 X 30 1.74 2
40 X 40 2.37 2
50 X 50 3.00 2
60 X 60 5.34 3
70 X 70 5.28 2.5
80 X 80 7.22 3
90 X 90 8.16 3
100 X 100 9.10 3
120 X 120 14.50 4
140 X 140 25.97 6
150 X 150 18.30 4

SB 704 N06625 tube gauge thickness chart

Gauge thickness Typical value (inches) Thickness range (inches)
7 0.18 0.175 to 0.185
8 0.165 0.157 to 0.167
9 0.148 0.140 to 0.150
10 0.134 0.126 to 0.136
11 0.12 0.112 to 0.122
12 0.109 0.101 to 0.111
13 0.095 0.087 to 0.097
14 0.083 0.075 to 0.085
15 0.072 0.066 to 0.074
16 0.065 0.060 to 0.065
17 0.058 0.053 to 0.058
18 0.049 0.044 to 0.049
19 0.042 0.038 to 0.042
20 0.035 0.031 to 0.035
22 0.028 0.025 to 0.029

Dimensions of ASME SB704 UNS N08825 heat exchanger tube

Tube O.D. Tube gauge
00 0 1 2 3 4 5 6 7 8 9 10
Wall thickness (inches)
0.380 0.340 0.300 0.284 0.259 0.238 0.220 0.203 0.180 0.165 0.148 0.134
Tube I.D.
1″ 0.240 0.320 0.400 0.432 0.482 0.524 0.560 0.594 0.640 0.670 0.704 0.732
1 1/8″ 0.365 0.445 0.525 0.557 0.607 0.649 0.685 0.719 0.765 0.795 0.829 0.857
1 1/4″ 0.490 0.570 0.650 0.682 0.732 0.774 0.810 0.844 0.890 0.920 0.954 0.982
1 1/2″ 0.740 0.820 0.900 0.932 0.982 1.024 1.060 1.094 1.140 1.170 1.204 1.232
1 3/4″ 0.990 1.070 1.150 1.182 1.232 1.274 1.310 1.344 1.390 1.420 1.454 1.482
2″ 1.240 1.320 1.400 1.432 1.482 1.524 1.560 1.594 1.640 1.670 1.704 1.732
2 1/4″ 1.490 1.570 1.650 1.682 1.732 1.774 1.810 1.844 1.890 1.920 1.954 1.982
2 1/2″ 1.740 1.820 1.900 1.932 1.982 2.024 2.060 2.094 2.140 2.170 2.204 2.232
2 3/4″ 1.990 2.070 2.150 2.182 2.232 2.274 2.310 2.344 2.390 2.420 2.454 2.482
3″ 2.240 2.320 2.400 2.432 2.482 2.524 2.560 2.594 2.640 2.670 2.704 2.732
3 1/4″ 2.490 2.570 2.650 2.682 2.732 2.774 2.810 2.844 2.890 2.920 2.954 2.982
3 1/2″ 2.740 2.820 2.900 2.932 2.982 3.024 3.060 3.094 3.140 3.170 3.204 3.232
3 3/4″ 2.990 3.070 3.150 3.182 3.232 3.274 3.310 3.344 3.390 3.420 3.454 3.482
4″ 3.240 3.320 3.400 3.432 3.482 3.524 3.560 3.594 3.640 3.670 3.704 3.732
4 1/4″ 3.490 3.570 3.650 3.682 3.732 3.774 3.810 3.844 3.890 3.920 3.954 3.982
4 1/2″ 3.740 3.820 3.900 3.932 3.982 4.024 4.060 4.094 4.140 4.170 4.204 4.232

ASTM B 704 tube chemical composition

Elements UNS N06625 UNS N08825
Ni 58.0 min 38 – 46
Cr 20 – 23 19.5 – 23.5
Mo 8 -10 2.5 – 3.5
Fe 5.0 max 22 min
Ti 0.40 max 0.6 – 1.2
C 0.10 max 0.05 max
Mn 0.50 max 1 max
Si 0.50 max 0.5 max
S 0.15 max 0.03 max
P 0.15 max
Al 0.40 max 0.2 max
Co 1.0 max

Mechanical properties of ASME SB 704 welded nickel alloy tubes

Material Form and Condition Tensile Strength MPa Yield Strength (0.2% Offset) MPa Elongation 4D(%) Hardness HB
Ksi MPa Ksi MPa
UNS N06625 Annealed 120 827 60 414 35
UNS N08825 Annealed 772 441 36
Cold drawn 1000 889 15

ASTM B704 tubing equivalent

Standards Country UNS N06625 UNS N08825
UNS North America N06625 NO8825
WNR Russia 2.4856 2.4858
ASTM America ASTM B704 ASTM B704
ASME Australia ASME SB 704 ASME SB 704
JIS Japan NCF 625 NCF 825
BS United Kingdom NA 21 NA 16
GOST Russia ХН75МБТЮ ЭИ703
AFNOR France NC22DNB4M NFE30C20DUM
EN Europe NiCr22Mo9Nb NiCr21Mo
AMS United States
ANSI America
SAE United States
AS Australia
DIN German 2.4856 2.4858

ASTM B704 Tube Properties

Physical properties of ASTM B704 material

Materials Specific heat (0-100°C) Thermal conductivity Thermal expansion Modulus elasticity Electrical resistivity Density
UNS N06625 460 J.kg-1.°K-1 14.8 W.m -1.°K-1 12.4 μm/μm/°C 207 GPa 10.3 Ohm-cm 8.42 g/cm3
UNS N08825 440 J.kg-1.°K-1 11.1 W.m -1.°K-1 14 μm/μm/°C 196 GPa 1.13 Ohm-cm 8.13 g/cm3

Delivery schedule for ASTM B704 UNS N06625 welded tubes

Shipping location The changes in pricing and approx days of delivery
Saudi Arabia  5 % extra | 5-7 days (Contact above listed stockist of ASTM B704 material for fast delivery in KSA)
Jamaica  5 % extra | 50 days
Denmark  5 % extra | 35 days
Norway  5 % extra | 45 days
Russia  5 % extra | 20 days
Mexico  5 % extra | 35-40 days
Italy  5 % extra | 28 days
France  5 % extra | 28 days
Uk  5 % extra | 30 days
Ukraine  5 % extra | 60 days
Spain  5 % extra | 30 days
Netherland  5 % extra | 30 days

Do you require purchasing ASME SB704 welded alloy tube in custom sizes from reputable Middle East stockists? get here. examine the grades that fall within this specification.

Industrial standards opt for ASTM B704 welded tubes with affording costs. To assure this, it is highly suggested to approach the listed suppliers at pipingmaterial.ae. Here the customers are provided with:

  • Reasonable price quotations, as per the standards set by them.
  • You would get only genuine and listed suppliers; to confirm to the customer’s trust and genuineness of the products.
  • Need custom dimensions? Contact details are open to customers for free. So, customers can place their demands accordingly.

These suppliers are well equipped to provide best quality standards to customers; with the long term experience that they carry. This is the only reason why they are leading ASTM B704 tube suppliers in UAE.

They even provide tubes of ASTM B626 and B704; with unique characteristics. ASTM B626 covers for the welded nickel tubes and how they are made to be employed for general corrosion resisting and heat resisting applications.

On the other hand, tubes that follow material standard ASTM B704 covers for how it is suitable for use case in only low or high temperature environments.

For ensuring non-degraded performance for ASTM B704 welded nickel alloy tubes, several testing standards are considered to be ideal and essential.

NDT or non-destructive testing, eddy current, radioactive and many other testing standards confirm for the material to deliver non-degraded properties. When dimensional aspects are concerned, one can approach the manufacturing units for custom sizes.

Purchase ASTM b704 UNS n06625 welded tubes that are cut to size from the pioneer importers in Dubai in accordance with the requirements, and observe the application

You would get wide range of applications of ASTM B704 UNS N06625 welded tubes. It is highly demanded because of its corrosion resistance properties.

Adding to this, they are also recommended in gas turbine components and heat exchangers because they are an ideal use case in high temperature environments. Other than this, it also shows resistance to acids. Hence, they are also employed by chemical processing equipment.

Consult with the best ASME sb704 UNS n06219 tubing traders in the GCC to purchase at the lowest possible cost; also, verify the manufacturing process.

Then manufacturing of the ASME SB704 UNS N06219 tubing starts right from their chemical composition. They comprise higher contents of nickel and chromium; being 60% and 22% respectively.

Adding to this, this is the only reason why they show good Rockwell hardness of 95HRB; with good tensile strength crossing over 827 Mpa.

Find the most trusted and verified stocking distributors of ASTM b704 UNS n08825 welded alloy tubes here with the most latest pricing. here to compare prices

The main reason for ASTM B704 UNS N08825 welded alloy tube to be a widely demanded material is because of excellent mechanical properties that it offers.

When put for use case, we can easily machine it with conventional methods associated. Adding to this, you can also perform welding with the help of shielded metal-arc, gas metal-arc and submerged metal-arc welding methods.