B725 Nickel & Monel Welded Pipe Made To Stay Tight In Corrosive Service
Seam Tested Pipe
Hydro, eddy-current or UT on each length.
Nickel 200 & Monel 400
Both grades under one standard.
NPS 1/8″ To 30″
Sch 5S, 10S and 40S walls.
Scale-Free Finish
Pickled or bright annealed.
EN 10204 3.1 MTC
Heat number on every lot.
ASTM B725 Welded Pipe Quick Facts
- 1Product: Nickel & Nickel-Copper Welded Pipe
- 2Size: NPS 1/8″ To 30″ (10.29 To 762 mm OD)
- 3Standards: ASTM B725, ASME SB725, ASME B36.19M
- 4Grades: UNS N02200 · N02201 · N04400
- 5Condition: Welded & Annealed Or Stress-Relieved
- 6Certificate: EN 10204 3.1 / 3.2
ASTM B725 Pipe is welded from flat-rolled nickel strip without filler metal. ASTM B725 Nickel Alloy Pipes cover UNS N02200, N02201 and N04400 grades. ASME SB725 Nickel Welded Pipe suits condensers, exchangers and chemical process lines. SB 725 UNS N04400 pipe resists seawater, brine and hydrofluoric acid service. SB 725 UNS N02200 pipe handles hot caustic soda and food-grade lines. B725 Nickel Copper Alloy Pipe ships with heat-wise certificates and traceable markings. ASTM B725 Welded Pipe leaves Mumbai in ready sizes within days.
Mumbai · Nickel & Monel Pipe Exporter
ASTM B725 Welded Pipe
Leaking seams and failed hydrotests stall plant shutdowns. As an ASTM B725 Welded Pipe Supplier in India, we ship tested nickel and Monel pipe with heat-wise records.
- ✓ISO 9001:2015
- ✓EN 10204 3.1 MTC
- ✓NDT Tested Pipe
- ✓Third-Party Inspection
- ✓Ready Stock
EN 10204 3.1 Certified B725 Nickel Copper Alloy Pipe Supplier in India with Polished Finish
ASTM B725 Welded Pipe Specification
ASTM B725 Nickel Pipe Size and Surface
- Nickel 200 and Nickel 201 pipe
- NPS 1/8″ to 30″
- Scale-free surface
ASTM B725 Pipe Schedule and Length
- Sch 5S, 10S and 40S walls
- Cut or random lengths
- Stencilled with heat number
ASTM B725 Nickel Alloy Pipes Material Grades
- UNS N02200, N02201, N04400
- Cold worked before final anneal
- One standard, three grades
ASTM B725 Nickel UNS N02200 Welded Pipe Properties
- Ni 99.0% min commercial nickel
- 380 MPa min tensile, annealed
- Hot caustic soda duty
ASTM B725 Nickel Welded Pipe Testing and Inspection
- Seam checked by NDT, each piece
- Flattening or bend test per lot
- Walls beyond 5S/10S/40S on request
ASME SB725 Nickel Welded Pipe Standard
- ASME Section II twin of B725
- For code-stamped pressure lines
- Traceable to heat number
ASTM B725 Nickel Copper Alloy Pipe Applications
- Condenser and cooler lines
- Resists brackish and sea water
- Ready sizes in Mumbai stock
ASTM B725 Nickel UNS N04400 Welded Pipe Chemical Analysis
- Chemistry matched to Table 3
- PMI before dispatch
- EN 10204 3.1 MTC included
SB725 UNS N04400 Pipe Marking and Testing
- Marked with UNS and ASTM number
- Test category 1 or 2 selectable
- Third-party inspection welcome
Nickel ASTM B725 Pipe Dimension Chart (NPS 1/8″ To 30″)
| NPS (in) | OD (in) | OD (mm) | Sch 5S | Sch 10S | Sch 40S |
|---|---|---|---|---|---|
| 1/8 | 0.405 | 10.29 | – | 1.245 | 1.727 |
| 1/4 | 0.540 | 13.72 | – | 1.651 | 2.235 |
| 1/2 | 0.840 | 21.34 | 1.651 | 2.108 | 2.768 |
| 3/4 | 1.050 | 26.67 | 1.651 | 2.108 | 2.870 |
| 1 | 1.315 | 33.40 | 1.651 | 2.768 | 3.378 |
| 1-1/2 | 1.900 | 48.26 | 1.651 | 2.768 | 3.683 |
| 2 | 2.375 | 60.33 | 1.651 | 2.768 | 3.912 |
| 3 | 3.500 | 88.90 | 2.108 | 3.048 | 5.486 |
| 4 | 4.500 | 114.30 | 2.108 | 3.048 | 6.020 |
| 6 | 6.625 | 168.28 | 2.77 | 3.40 | 7.11 |
| 8 | 8.625 | 219.08 | 2.77 | 3.76 | 8.18 |
| 10 | 10.750 | 273.05 | 3.40 | 4.19 | 9.27 |
| 12 | 12.750 | 323.85 | 3.96 | 4.57 | 9.52 |
| 14 | 14.000 | 355.60 | 3.96 | 4.78 | – |
| 16 | 16.000 | 406.40 | 4.19 | 4.78 | – |
| 20 | 20.000 | 508.00 | 4.78 | 5.54 | – |
| 24 | 24.000 | 609.60 | 5.54 | 6.35 | – |
| 30 | 30.000 | 762.00 | 6.35 | 7.92 | – |
SB 725 UNS N02200 Pipe Weight Chart In kg/m
| NPS (in) | 10S · N02200 | 10S · N04400 | 40S · N02200 | 40S · N04400 |
|---|---|---|---|---|
| 1/2 | 1.13 | 1.12 | 1.44 | 1.42 |
| 3/4 | 1.45 | 1.43 | 1.91 | 1.89 |
| 1 | 2.37 | 2.34 | 2.83 | 2.80 |
| 2 | 4.45 | 4.41 | 6.16 | 6.10 |
| 3 | 7.31 | 7.23 | 12.78 | 12.65 |
| 4 | 9.47 | 9.37 | 18.20 | 18.02 |
| 6 | 15.67 | 15.51 | 32.01 | 31.69 |
| 8 | 22.61 | 22.38 | 48.17 | 47.69 |
| 12 | 40.77 | 40.36 | 83.62 | 82.77 |
Key Features Of B725 Nickel Copper Alloy Pipe
Seam Welded, No Filler Metal
Cold Worked Before Final Anneal
Scale-Free Clean Surface
Every Pipe NDT Tested
Flattening Or Bend Tested
Seawater And Caustic Proof
Sch 5S, 10S And 40S Walls
Custom Walls On Request
Nickel ASTM B725 Welded Pipe Types We Supply
As an ASTM B725 Welded Pipe Manufacturer in India, we also fabricate round, square and rectangular pipe to your drawing.

ASTM B725 Seamless Pipe
Seamless

ASTM B725 Welded Pipe
Welded

ASTM B725 Clad Pipe
Clad

ASTM B725 Round Pipe
Round

ASTM B725 Square Pipe
Square

ASTM B725 Rectangular Pipe
Rectangular

ASTM B725 Exhaust Pipe
Exhaust

ASTM B725 Hot Finished Pipe
Hot Finished
Need a non-standard wall or shape?Send the drawing; we confirm feasibility the same day.
Weekly Delivery of ASTM B725 Welded Pipe in below countries
| Export to | Continent | Port | Shipping time |
|---|---|---|---|
Singapore |
Asia | Port Klang | 7-14 Days |
Germany |
Europe | Port of Rotterdam | 12 Days |
Malaysia |
Asia | Port of Singapore | 15-50 Days |
ASME SB725 Nickel Welded Pipe Testing Methods
Hydrostatic Test
P = 2St/D, held 5 seconds
Eddy-Current Test
Weld scanned per ASTM E571
Ultrasonic Test
Notch calibrated per ASTM E213
Flattening Test
Pipe crushed to 5 × wall
Guided Bend Test
Face and root per ASME IX
Tension Test
Strength and elongation, ASTM E8
ASTM B725 Nickel UNS N04400 Welded Pipe Chemical Composition
UNS N04400 · Nickel-Copper (Monel 400)
UNS N02200 · Commercial Nickel (Nickel 200)
ASTM B725 Nickel Copper Alloy Welded Pipes Mechanical Properties
Tensile, Annealed
480 / 380 MPa
70 / 55 ksi min
Yield 0.2%, Annealed
195 / 105 MPa
28 / 15 ksi min
Elongation, Annealed
35% min
N02200 over 5 in. OD: 40%
Tensile, Stress-Relieved
585 / 450 MPa
Yield 380 / 275 MPa
Want the exact heat chemistry before you buy?Ask for a sample MTC with your quote.
ASTM B725 Pipe Equivalent Material Grades
USA (UNS / ASTM)
- UNS: N02200, N02201, N04400
- ASTM B725 / ASME SB725
Germany (W.Nr / DIN)
- Ni 99.2: 2.4066 (N02200)
- LC-Ni 99: 2.4068 (N02201)
- NiCu30Fe: 2.4360 (N04400)
Europe (EN / ISO)
- Ni 99.2 (N02200)
- NiCu30Fe (N04400)
Japan (JIS)
- NW 2200 (N02200)
- NW 4400 (N04400)
Russia (GOST)
- НП2 (N02200)
- МНЖМц 28-2,5-1,5 (N04400)
Trade Names
- Nickel 200, Nickel 201
- Monel 400, Alloy 400
B725 Nickel Copper Alloy Pipe Surface Finish Options
Pickled & Annealed
Scale-free surface
Bright Annealed
No descaling needed
Satin Polish
Uniform directional grain
Mirror Polish
High-gloss on request
Electropolished
Smooth, easy-clean bore
Flush Weld Bead
Seam blended on request
ASTM B725 Nickel Pipe Pressure Rating Chart
| NPS (in) | 10S · N02200 | 10S · N04400 | 40S · N02200 | 40S · N04400 |
|---|---|---|---|---|
| 1/2 | 1,976 (13.6) | 3,458 (23.8) | 2,595 (17.9) | 4,542 (31.3) |
| 1 | 1,658 (11.4) | 2,901 (20.0) | 2,023 (13.9) | 3,540 (24.4) |
| 2 | 918 (6.3) | 1,606 (11.1) | 1,297 (8.9) | 2,269 (15.6) |
| 4 | 533 (3.7) | 933 (6.4) | 1,053 (7.3) | 1,843 (12.7) |
| 8 | 275 (1.9) | 573 (4.0) | 597 (4.1) | 1,247 (8.6) |
| 12 | 226 (1.6) | 472 (3.3) | 471 (3.2) | 982 (6.8) |
Order ASME SB725 Nickel Welded Pipe in NPS 1/8" to 30" for Condenser & Heat Exchanger
Application Industries For ASTM B725 Welded Pipe
Condensers
Heat Exchangers
Chemical Processing
Marine & Seawater Lines
Offshore Platforms
Desalination Plants
Power Plants
Caustic Soda Plants
Hydrofluoric Acid Units
Food Processing
Oil & Gas Refining
Boiler Feed Lines
Welded Vs Seamless Nickel Pipe: Which One To Order?
B725 Welded Pipe
- Sizes up to NPS 30
- Thin 5S and 10S walls ready
- Strip-fed, quicker supply
- Lower cost in larger NPS
Seamless (B161 / B165)
- Heavier walls, 80S and above
- Needed when code bans seams
- Mostly smaller NPS
- Higher pressure duty
Monthly Delivery of ASTM B725 Welded Pipe in below countries
| Export to | Continent | Port | Shipping time |
|---|---|---|---|
USA |
North America | Port of Los Angeles | 33-47 Days |
Brazil |
South America | Port of Itaqui | 25-39 Days |
UAE |
Asia | Port of Shanghai | 20-25 Days |
Test Certificates & Documents Shipped With ASTM B725 Welded Pipe
EN 10204 3.1 Mill Test Certificate
Heat-wise chemistry and mechanicals
Standard
EN 10204 3.2 Certificate
Witnessed by your inspector
On request
Hydro / NDT Test Report
Test category 1 or 2 as ordered
Included
PMI Report
Ni and Cu verified on each length
Included
Dimensional & Visual Report
OD, wall and length checked
On request
Export Document Set
Invoice, packing list, origin certificate
Export
Get Today’s Per-Kg RateAs a trusted ASTM B725 Welded Pipe Supplier in India, we reply with a priced quote within hours.
Packing & Marking For ASTM B725 Nickel Welded Pipe
Capped Pipe Ends
Plastic caps keep the bore clean.
Sulphur-Free Wrap
Nickel is harmed by sulphur; we use clean film.
Bundles Or Wooden Crates
Strapped, braced and export-fit.
Stencilled Marking
Name, UNS, ASTM B725, condition, heat no. and size.
How To Order ASME SB725 Pipe: 5 Details For A Quick Quote?
Grade
N02200, N02201 or N04400
Size
NPS or OD, plus schedule or wall
Condition
Annealed or stress-relieved
Length & Qty
Random or cut, metres or pieces
Tests & MTC
Test category and certificate type
ASTM B725 Welded Pipe FAQs
Which sizes does ASTM B725 Pipe cover?
NPS 1/8 to 30 inch in Schedules 5S, 10S and 40S; custom walls possible.
What decides ASTM B725 Nickel Alloy Pipes price per kg?
Nickel and copper rates, NPS, wall schedule and quantity decide price; send size for quote.
What is the HSN code for ASME SB725 Nickel Welded Pipe?
Nickel pipe is 7507 11 00; nickel-alloy Monel pipe is 7507 12 00; GST 18%.
Does SB 725 UNS N04400 Pipe come with an MTC?
Yes, every lot ships with an EN 10204 3.1 certificate showing heat-wise results.
Is there a minimum order for B725 Nickel Copper Alloy Pipe?
No fixed minimum; we ship single lengths and full container loads worldwide.
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