ASTM B444 UNS N06625 Pipe

ASTM B444 Pipe

Nuclear reactors, Formula 1, flights and others need oxidation-corrosion-resistant alloys to withstand extreme environments. On heating, the many Inconel grade superalloys of nickel and chromium form a passivation thick stable oxide layer. It protects the pipes and tubes made of it to be safe even in high temperature, pressure, and corrosion applications.

ASTM B444 is the standard for many Inconel grade alloys for applications against harsh situations. ASTM B444 tube made per standard specifications for SB Nickel-Chromium-Molybdenum-Columbium Alloys pipe with UNS N06625. And for Nickel-Chromium-Molybdenum-Silicon Alloy with UNS N06219 is useful in aerospace, automotive to other sectors.

Verified Supplier

Verified Suppliers

available 7 cars

Inconel 625 ASTM standard is ASTM B444, check B444 N06625 specification

ASTM B444 UNS N06625 pipe specifications


ASTM B444 Pipe Specification

For custom sizes, get in contact with the reliable ASTM B444 pipe suppliers in the UAE listed above.
ASTM B444 seamless pipe and tube size UNS N06625 gr 1 capillary tube sizes ASME SB 444 coiled tube sizes
  • OD: 3 to 600 mm
  • Wall: 0.5 to 30 mm
  • Length: 0.5 to 12 m
  • OD: 0.4 to 16 mm
  • Wall: 0.1 to 3 mm
  • Length: 0.5 to 12 m
  • OD: 0.4 to 16 mm
  • Wall: 0.1 to 3 mm
  • Length: 50 to 1000 mm
SB444 N06625 heat exchanger tube size SB 444 UNS N06625 thick wall pipe sizes ASTM B444 grade 1 pipe dimensional standard
  • OD: 6.00 to 76.00 mm
  • Thickness: 0.7 mm to 6.00 mm
  • OD:10 to 600 mm
  • Wall: 2.5 to 100 mm
  • Length: 0.5 to 12 m
ASME B36.10 / ASME B36.19
Density Melting point B444 UNS N06625 gr.1 seamless nickel tube temperature range
8.44 g/cm³ 1290-1350°C
  • Grade 1 service temperatures: 1100°F (593°C)
  • Grade 2 service temperatures: 1100°F (593°C)
Furnished condition ASTM Standard Grade 1 vs Grade 2
  • Solution annealed
  • Annealed
  • ASTM B444
  • ASME SB 444
  • ASTM B444 UNS N06625 Grade 1 (annealed)
  • ASTM B444 UNS N06625 Grade 2 (solution annealed)
Form Manufacturing types UNS N06625 gr 1 seamless nickel tubing services
  • Round
  • Rectangular
  • Hollow
  • Coiled
  • U Shape
  • Straight
  • Pan Cake Coils
  • Hydraulic
  • Square
Cold-worked seamless
  • Beveling
  • Threading
  • Cut-to-length services
  • Welding
  • Machining

Use chat or email to get in direct contact with mentioned ASTM B444 pipe stockists, stockholder, and distributors
for these services.

Strength Most popular B444 N06625 pipe and tube types Supply ASTM B444 UNS N06852 pipe in following brand
  • Yeild strength: 827 MPa
  • Tensile strength: 414 MPa
  • Seamless tube
  • Heater tube
  • Superheater tubes
  • Annealed tube
  • Bright annealed tube
  • Seamless nickel tube
  • SB 444 nickel-chromium-molybdenum-columbium alloys pipe
  • Nickel-chromium-molybdenum-silicon alloy pipe
  • Condenser tubes
  • ASTM B444 tubing
  • Polish tube
  • Seamless tubing
  • ASTM B444 UNS N06625 seamless pipe
  • Extruded tube
  • Capillary tubing
  • Seamless nickel tubing
  • Rectangular pipe
  • Cold drawn tube
  • Square pipe
  • Instrumentation tube
  • Round pipe
  • ASME SB444 Tube
  • Square tubing
  • Heat exchanger tube
  • Exhaust tubing
  • Coiled tubing
  • Boiler tube
  • ASME SB444 seamless nickel pipe
  • Kobe Special Tube, Japan
  • Metrode
  • Esab
  • Schoeller Bleckmann, Austria
  • Lincoln
  • BOHLER
  • Nippon Steel Corporation, Japan
  • Special Metals USA
  • Sanyo Special Steel, Japan
  • Seah Steel Corporation, Korea
  • Sumitomo Metals, Japan
  • Tubacex Tubos Inoxidables S.A., Spain
Origin standards of SB 444 N06625 rectangular pipe Certification of ASTM B444 UNS n06625 grade 1 square pipe ASTM B444 seamless tube features
  • Russian Standard
  • European Standard
  • Janpanese Standard
  • American Standard
  • German Standard
  • Korean Standard
  • Laboratory Test Certificate from Govt. Approved Lab
  • Surface roughness measurement
  • Fumigation Certificates
  • DFARS compliant
  • Form A for Generalized System of Preferences (GSP)
  • Third Party Inspection Report
  • Moisture testing report
  • Heat Treatment Charts
  • EN 10204/3.1B, EN 10204 3.1 and EN 10204 3.2 Material Test Certificates (MTC)
  • Raw Materials Certificate
  • HS Code Commercial Invoice
  • Exceptional Corrosion Resistance
  • High-Temperature Strength
  • Good Weldability
  • Excellent Fatigue and Thermal Fatigue Strength
  • High Creep Strength
  • Good Formability
ASTM B444 grade 2 round pipe marking ASTM B444 UNS N06625 pipe inspection plan SB444 seamless tubing applications
  • Manufacturer’s Name or Custom Logo – on request
  • Material Grade
  • Heat Number
  • Specification
  • Method of Manufacturing (Seamless / Welded)
  • Nominal Size
  • Schedule or Wall Thickness
  • Tensile test
  • Chemical test
  • Hydrostatic testing

Straight communication with the distributors, dealers, and ASTM B444 pipe stockists listed above for the above
mentioned test

  • Aerospace
  • Chemical Processing
  • Oil and Gas
  • Marine Environments
  • Power Generation
  • Pollution Control

For more than five years, South Africa, the Middle East, Egypt, the United States, Oman, and Saudi Arabia
have benefited from the supply of ASTM B444 pipe from these suppliers. This supply’s physical confirmation has been
verified.

Length Maximum operating temperature Hardness range
  • Standard
  • Cut Length
  • Double Random
  • Single
1800°F (982°C) 200 Brinell
ASTM B444 grade 1 seamless pipe packaging Welding method Nickel-chromium-molybdenum-columbium alloys pipe End type
  • PE Fabric Bundles
  • Wrapped in plastic or standard seaworthy export packing
  • Crates (steel/wooden)
  • Bundles (hexagonal)
  • Wooden Boxes
  • Custom
  • Special crates for with each radius separated
  • GMAW including both MIG and MAG
  • FCAW
  • TIG
  • SMAW
  • Submerged arc welding
  • BBE:Bevel Both Ends
  • Bevelled Ends (BW)
  • Grooved Ends
  • Threaded Ends (TE)
  • Plain Ends (PE)
  • PE:Plain End
  • BLE:Bevel Large End
  • TE:Thread End
  • BSE:Bevel Small End
  • BE:Bevel End
  • TBE:Thread Both Ends
  • PBE:Plain Both Ends
  • BOE:Bevel One End
  • TSE:Thread Small End
  • BW:Buttweld End
  • TOE:Thread One End
  • POE:Plain One End
  • TLE:Thread Large End
Equipment ASTM B444 grade 2 pipe documentation offered ASME SB444 UNS N06625 pipe Delivery time
  • Pushing Machine
  • Sand-blasting machine
  • Electric bevelling machine
  • Press machine
  • Bending machine
  • Bill of Lading.
  • Manufacturer’s Mill Test Certificate certifying, Heat No, finish, Chemical Composition, Grade etc.,
  • Copy of Invoice
  • Country of Origin Certificate (Original)
  • Copy of Packing List indicating details of Sizes, quantity, weight, thickness etc.
  • Generally it is 7-10 days if its in stock
  • 15-20 days if its not in stock
SWG Get ASTM B444 pipe suppliers with below approval ASTM B444 UNS N06219 pipe transport
  • 10 Swg.
  • 12 Swg.
  • 14 Swg.
  • 16 Swg.
  • 18 Swg.
  • 20 Swg.
  • ALBA
  • QAFCO
  • KNPC
  • EGPC
  • MAADEN
  • Qatar Petroleum
  • KOC
  • Aramco
  • ADNCO
  • SABIC
  • NPDC
  • ORPIC
  • PETRONAS
  • By Road : Truck / Train
  • By Sea – FCL (Full Container Load) / Break-bulk Conventional Vessel /LCL (Less Container Load) / 40 Feet
    Container / 20 Feet Container /45 Feet Container / High Cube Container / Open Top Container
  • By Air – Freighter Civil Passenger and Cargo Planes

Ex-stock of SB 444 UNS N06625 Pipes & Tubes use for aerospace and high temperature, refer Permissible variations

Permissible variations for OD and wall thickness of SB 444 N06625 seamless cold-worked pipe and tube

Outside Diameter Nominal, in. (mm) Specific Minimum Wall Thickness, % B444 N06625 tubing Permissible Variations
Minus Plus Specific Nominal Wall Thickness, % OD, in. (mm)
Minus Plus Minus Plus
More than 0.400 (10) to 5/8 (16), excluding 0 30 15.0 15.0 0.005 (0.13) 0.005 (0.13)
Over 14 (356) to 24 (610),including 0.0 30.0 12.5 15.0 0.031 (0.79) 0.125 (3.18)
5/8 (16) to 1 1/2 (38),including 0 22 10.0 10.0 0.0075 (0.19) 0.0075 (0.19)
Over 8.625 (219) to 14 (356),including 0.0 30.0 12.5 15.0 0.031 (0.79) 0.062 (1.57)
Over 1 1/2 (38) to 3 (76),including 0 22 10.0 10.0 0.010 (0.25) 0.010 (0.25)
Over 6 5/8 (168) to 8 5/8 (219), including 0 28 12.5 13.0 0.031 (0.79) 0.031 (0.79)
Over 3 (76) to 4 1/2 (114),including 0 22 10.0 10.0 0.015 (0.38) 0.015 (0.38)
Over 6 (152) to 6 5/8 (168),including 0 28 12.5 13.0 0.025 (0.64) 0.025 (0.64)
Over 4 1/2 (114) to 6 (152),including 0 28 12.5 13.0 0.020 (0.51) 0.020 (0.51)

Most common types of ASTM B444 pipe

SB 444 seamless tube

SB 444 seamless tube

ASTM B 444 grade 2 pipe

ASTM B 444 grade 2 pipe

ASTM B444 cl 2 heat exchanger tube

ASTM B444 cl 2 heat exchanger tube

ASTM B444 N06625 square tubing

ASTM B444 N06625 square tubing

SB 444 UNS N06625 bright annealed tube

SB 444 UNS N06625 bright annealed tube

B444 capillary tubing

B444 capillary tubing

ASTM B444m nickel-chromium-molybdenum-columbium alloys pipe

ASTM B444m nickel-chromium-molybdenum-columbium alloys pipe

SB 444 N06625 exhaust tubing

SB 444 N06625 exhaust tubing

ASME SB 444 instrumentation tube

ASME SB 444 instrumentation tube

ASTM B444 tube

ASTM B444 tube

ASME SB444 seamless nickel pipe

ASME SB444 seamless nickel pipe

ASME SB444 grade 1 seamless pipe

ASME SB444 grade 1 seamless pipe

ASTM B444 gr. UNS N06625 tubing

ASTM B444 gr. UNS N06625 tubing

ASME SB444m cold drawn tube

ASME SB444m cold drawn tube

ASTM B444 UNS N06852 seamless nickel tube

ASTM B444 UNS N06852 seamless nickel tube

ASTM B444 gr.UNS NO. 6625 coiled tubing

ASTM B444 gr.UNS NO. 6625 coiled tubing

ASTM B444 UNS N06219 superheater tubes

ASTM B444 UNS N06219 superheater tubes

ASME SB444 tube equivalent

Check difference between ASTM B444 UNS N06625 Grade 1 & Grade 2, check SB444 N06625 equivalent

Standards Country UNS N06625 UNS N06852 UNS N06219
UNS North America N06625 N06852 N06219
WNR Russia 2.4856
ASTM America B 444 B 444 B 444
ASME Australia SB 444 SB 444 SB 444
JIS Japan NCF 625
BS United Kingdom NA 21
GOST Russia ХН75МБТЮ
AFNOR France NC22DNB4MNiCr22MogNb
EN Europe NiCr23Fe
AMS United States
ANSI America
SAE United States
AS Australia
DIN German 2.4856

ASTM B444 tubing standard covering material list

Get multiple quotes from verified SB444 material suppliers in UAE, refer grades of B444 Inconel cold-worked seamless tube
ASTM UNS Material Name Density
ASTM B444 UNS N06625 Inconel 625 (Nicke Alloy 625) 8.44 g/cm³
ASTM B444 UNS N06852 nickel-chromium-molybdenum-columbium alloys
ASTM B444 UNS N06219 8.5 g/cm³

SB 444 UNS N06625 seamless hot-worked pipe for OD and WT

Buy ASTM B444 Inconel 625 in Annealed (Grade 1) and solution annealed Gr.2 conditions, refer wall thickness & OD chart
Outer Diameter Wall Thickness
0.375 0.065
0.035
0.5 0.065
0.035
0.75 0.083
0.065
1 0.083
0.065

Permissible variations of ASTM B444 UNS N06625 pipe length

Diameter Outside, in. (mm) Length of Cut, in. (mm)
In under More than
< 2 (50.8) 0 1/8 (3.2)
2 (50.8) and above 0 3/16 (4.8)

B444 UNS N06625 Chemical Composition

Elements UNS N06625 UNS N06852 UNS N06219
Carbon 0.10 0.01 0.05
NickelA 58.0 remaining Bal
Manganese 0.50 1.50 0.50
Iron 5.0 1.00-6.00 2.0-4.0
Aluminum 0.40 0.10-0.50 0.50
Chromium 20.0-23.0 0.50-1.50 18.0-22.0
Sulfur 0.015 0.01 0.010
Molybdenum 8.0-10.0 26.00-30.00 7.0-9.0
Phosphorus 0.015 0.04 0.020
Columbium(Nb)+tantalum 3.15-4.15
Titanium 0.40 0.50
Silicon 0.50 0.05 0.70-1.10
Cobalt (if determined) 1.0 1.0
Carbon monoxide 2.50
Copper 0.50 0.50

ASTM B444 Pipe Properties

Particle contribution test of SB 444 N06625 capillary tube

Within Surface Level EP AP BA MP
Standard Particle Size Maximum (μm) 0.1 0.3 0.1 0.1
Permissible Particle Number 1/cf 5/cf 5/cf 5/cf

Mechanical properties of ASTM B444 material

Properties UNS N06625 UNS N06852 UNS N06219
Tensile strength 827 MPa 586 MPa 730 MPa
Yield strength 414 MPa 241 MPa 300 MPa
Elongation at break 45 % 30 % 48 %

ASTM B444 N06625 hot-finished tube outside diameter and wall thickness permissible variations

Outsider Diameter Nominal, in. (mm) Permissible Variations
Diameter, either inside or outside, in millimeters (mm) % of the specified nominal wall’s thickness % of the Minimum Wall’s Specific Thickness
1 1/2 (38) to 3/4 (19), inclusive +0.015 (0.4) -0.031 (0.8) ±12.5 +28.5 -0
Between 1 1/2 (38.1) and 4 (102), inclusive +0.031 (0.8)
Between 4 (102) and 9 1/4 (235), inclusive +0.062 (1.6)

Cut lengths ASTM B 444 light-wall tube tolerancess

Length in feet (m) The size of the tube, in millimeters Permissible Variations, in. (mm)
Under Over
Less than 1 (0.30) up to 1.250 (31.8), inclusive 0 (0) 1/32 (0.8)
1-4 (0.30-1.22), including up to 1.250 (31.8), inclusive 1/16 (1.6)
Between 4-10 (1.22-3.0), including up to 1.250 (31.8), inclusive 3/32 (2.4)
Greater than 10 (3.0) up to 1.250 (31.8), inclusive 3/16 (4.8)

Delivery schedule and destination for ASTM B444 UNS N06625 seamless pipe & tubes

Export to Variations in price and the scheduled delivery
Canada 5 % extra | 45 days
Mexico 5 % extra | 45 days
Saudi Arabia 5 % extra | 7 days from Ex-stock
Costa Rica 5 % extra | 45 days
Puerto Rica 5 % extra | 45 days
Trinidad And Tobago 5 % extra | 60 days
Jamaica 5 % extra | 50 days
Bahamas 5 % extra | 60 days
Denmark 5 % extra | 35 days
Russia 5 % extra | 20 days
Norway 5 % extra | 45 days
Germany 5 % extra | 21 days

ASTM B444 vs B423

ASTM B444 and B423 are specification standards for nickel-chromium alloys to have high strength
and corrosion resistance suitable for many applications. But with differences between their other
compositions make them have many separate unique properties.

ASTM B444 tubing is made from Inconel superalloy, whereas B423 tubing is made from Inconel
high-performance alloy. The other differences between ASME SB444 welded tube and the SB423
tube includes the following.

  • The nickel content of B423 specifications never exceeds 50%, whereas the nickel content of B444 is always above 50%
  • The iron content of B423 is more than B444, and the chromium content between the two is almost the same; B424 is more corrosion-resistant than B443.

What is the ASTM B444 material grade?

ASTM B444, with nickel at 58% and chromium at 25%, is best for many exhaust systems of many sectors. It is because of ATM B444 material grade having excellent oxidation and corrosion-resistant properties. Also because of having other elements like molybdenum, cobalt, and copper. ASTM B444 material grades depend on its heat-treated conditions and two of its grades include.

  • Annealed grade of B444 to be useful for service temperatures up to 1100 F
  • Solution annealed grade suitable for applications above 1100 F and needing rupture and creep corrosion resistance.

ASTM B444 pipe specifications cover which types of pipe and tubes?

ASTM B444 pipe specifications are for many pipe and tube types useful in several applications. ASTM B444 covers Inconel 625 pipes and Inconel 625 tubes. The superalloy of nickel and chromium as major components with other elements make seamless pipes and tubes for many applications in many industries that need resistance against extreme environments.

The high nickel and chromium chemical composition in the ASTM B444 specification make the pipes and tubes strong for core components and steam generators in nuclear reactors. The seamless pipes and tubes made per the ASTM B444 specification are strong enough for harsh environments in other sectors.

Why is chemical testing essential on each ASTM B444 grade 1 pipe?

ASTM B444 grade 1 seamless pipe is the default delivery state of Inconel 625 pipe. Grade 1 is the annealed state suitable for applications below 1100F or 593C. It has a tensile and yield strength of 827 and 414 MPA, along with an elongation of 30%. It is essential to perform chemical testing to check the composition and strength test

ASTM B444 grade 1 pipe chemical testing includes composition analysis, metal testing, regulatory testing, unknown identification and traces contamination detection. All of it is to comply with the mandatory regulations and know the quality and chemical composition as per the B444 specification standards.

What is the heat treatment of ASME SB444 seamless nickel pipe?

ASME SB444 seamless nickel pipe made from the two grades of B444 Inconel superalloys has different heat treatments. ASTM B444 seamless pipe made from grade 1 from annealing heat treatment at a temperature not less than 1600 F or 871 C.

SB444 seamless tubing is made from Grade 2 solution annealing heat treatment at a temperature not less than 2000 F or 1093. The pipes and tubes undergo stabilization to increase resistance to sensitization anneal at a temperature of 1800 F or 982C. With such high annealing temperatures, B444 pipes and tubes are suitable for high temperatures requiring applications in many sectors.