Carbon steel spool

Carbon steel pipe spool

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Buy directly from P22 alloy steel pipeline spool and mild steel pipe spool manufacturers in UAE

Carbon steel pipe spool specification

Carbon Steel Pipework Dimensions International Standard Of Steel Pipe Spool Thickness Of API 5L Prefabricated Spool
  • DN15 -DN150 (6 meter – ½” – 6”NB)
  • DN200 – DN350 (3 meter – 8” – 14”NB)
  • ASME B16.5 (CL 150 To CL 2500)
  • ANSI/ DIN/ AWWA/ PN/ API / JIS standard
  • 3mm – 70mm
  • SCH 10S to XXS
API 5L Pipe Spool Fabrication Parts Welding Standard Of prefabricated CS Pipe Spool Welder Test Of fabricated Carbon Steel Spool
  • 45/ 90/ 180 degree elbow (long & short radius)
  • Reducer (concentric & eceentric)
  • Tee (equal & reducing)
  • Cross (equal & reducing)
  • Flange (blind, slip on, weld neck & socket weld)

All fabrication parts as per ASME B16.5, ASME B16.5, MSS SP-97 standard

  • Bending PFI ES24
  • ASME Section IX
  • Welders as per API1104 (Uphill / Downhill)
  • Fabrication Tolarance – PFI ES3
  • CS pipe spool fabrication with DNV certificate welders

Carbon steel spooling and fabrication as per following tested welding process

  • ISO 17025
  • AWS ATF
Fabrication Process Of Carbon Steel Pipe Spool Design Formula Of Low-Temperature Carbon Steel Pipe Spool Identification Notes For Alloy Steel Pipe Spool
  • Cutting
  • Bending
  • Welding
  • Dimensioning
  • 3D Modeling
  • Isometric drawings
  • Stress Analysis
  • Support and Pipe Routing
  • Compliance and Standards
  • Collaboration
  • Labeling
  • Dye stamping
  • Pan marking
  • Tagging – with heat number (before fabrication & cutting of pipe, labeled to each cut pieces)
Fabrication Services Of Mild Steel Pipe Spool Documentation Of MS Spool Piece Flange Standard Of P22 Pipeline Spool
  • High speed auto cutting
  • Surface treatment
  • Grit blasting (semiautomatic & manual)
  • Pickling / Passivation
  • Painting (semiautomatic and manual)
  • Pickling & passivation of CS spool weld joints
  • Auto beveling & welding (up to pipe size of 60″)

For larger sizes please contact above carbon steel pipe spool manufacturers & suppliers in UAE

  • MTC
  • Quality assurance (QA)
  • Documentation as-built drawings
  • Bolting inspection as per RCSC specification
  • Quality control (QC)
  • ASME B31.1
  • ASME B 31.4
  • ASME B31.3
  • ASME B 31.8
  • PED 97/23/EC
API 5L Pipe Spool Cutting Marking Of Carbon Steel Spool Ends Of P91 Fabricated Spools
  • Flame cutting
  • Pipeline No.
  • Joint No.
  • Component Heat Number
  • Fit-up inspection signature
  • Number of welder
  • Welding date of carbon steel pipe spool
  • Visual inspection signature
  • Spool Number
  • Plain end
  • Beveled end
Heat Treatments Of Carbon Steel Flanged Spool Welding Methods Of ASTM A106 Prefabricated Pipe Spools A53 Grade B Spool Piece Pipe Certification
  • PWHT
  • Preheating
  • Manual
  • Semi-automatic
  • Robotic (1G TIG, 1G MIG, MIG/ MAG, GTAW, FCAW, SMAW, GMAW, SAW)

All listed CS pipe spool manufacturers offers

  • EN 10204 3.1
  • MTC 3.2 EN 10204
Standard Hardness Of A333 Grade 6 Fabricated Pipe Spools Required Testing Of A53 Grade B Spool Piece Pipe End-Prep Of ASTM A335 P11 Spool Pipe Fitting
  • API standards
  • NACE
  • ASME
  • Impact test
  • Radiographic testing
  • Visual control
  • Mgnetic particle
  • Raw Material testing before process
  • NDT tests
  • Hardness
  • Chemical analysis
  • Hydro test
  • Ultrasonic
  • 100% X-ray test reports
  • Dye penetrant examinations
  • End preparation (beveling) for successful weld
  • 37.5 degrees Beveled angle for welding
  • Roll
  • Cut-groove

Buy pre-build parts from alloy steel pipe spool and A53 Grade B spool piece pipe manufacturers at great price, get a quick quote now!

Size chart of CS pipe spool

Production method Material Size range Schedule / Wall Thickness
Minimum thickness (mm)
Schedule 10S
Maximum thickness (mm)
Schedule XXS
Seamless Fabricated Carbon steel 0.5 – 30 Inch 3 mm 85 mm
Seamless Fabricated Alloy steel 0.5 – 30 Inch 3 mm 85 mm
Welded Fabricated Carbon steel 0.5 – 96 Inch 8 mm 85 mm
Welded Fabricated Alloy steel 0.5 – 48 Inch 8 mm 85 mm

Standard length of steel pipe spool

Carbon steel pipe spool Min. length 70mm -100mm as per requirement
Max. length 2.5 meter x 2.5 meter x 12 meter
Standard length 12 meter

API 5L pre-fabricated fittings and carbon steel flanged spool for intensive piping system

Types of carbon steel pipe spool

Carbon steel pipe spooling

Carbon steel pipe spooling

Alloy steel prefabricated pipe spools

Alloy steel prefabricated pipe spools

Mild steel fabricated pipe spools

Mild steel fabricated pipe spools

API 5L flanged pipe spool

API 5L flanged pipe spool

CS tubing spools

CS tubing spools

ASTM A106 spool piece pipe

ASTM A106 spool piece pipe

A333 Grade 6 flanged spool piece

A333 Grade 6 flanged spool piece

A53 Grade B spool piece in piping

A53 Grade B spool piece in piping

API 5L spool flange

API 5L spool flange

AS spool piece flange

AS spool piece flange

MS spool pipe fitting

MS spool pipe fitting

ASTM A335 P11 double flanged pipe spools

ASTM A335 P11 double flanged pipe spools

P22 custom pipe spool

P22 custom pipe spool

P91 pipeline spool

P91 pipeline spool

Low-temperature carbon spool fabrication

Low-temperature carbon spool fabrication

Fabrication process of alloy steel pipe spool

Process 1 Process 2
Roll welding/ Roll fitting and welding Position welding/ Permanent position fitting and welding

Fabrication tolerances of API 5L pipe spool

Tolerances on CS Pipe Bend Shall not exceed 8% of the nominal diameter of the pipe
Tolerance on Carbon Steel Flanges From square position – 2.5mm/m or ±1/32″ or ±0.8 mm
Tolerances on carbon steel mitred joints 3 degree or less
Tolerances on carbon steel pipe spools A plain end, ss spool piece, 4-6 inches, 100-150 mm

Components of mild steel pipe spool in piping system

Components of mild steel pipe spool in piping system

Products Types
Pipe seamless / fabricated / welded
Elbow 45 Degree / 90 Degree / 180 Degree (long radius and short radius)
Tee Equal and reducing
Reducer Concentric and eccentric
Flanges BLRF, SORF, WNRF, SWRF, LWNRF
Olets Weldolet, elbolet, nippolet, sokolet
Pipe nipple, union, coupling, plug, and end cap
ASTM A106 prefabricated pipe spools and MS spool piece flange can be cut to pre-defined dimensions

Schedule chart of low-temperature carbon steel pipe spool

Normal Pipe Size OD In MM Schedule 20 STD Schedule 40 XS Schedule 80 Schedule 120
1/8 10.3   – 1.73 1.73 2.41 2.41
1/4 13.7   – 2.24 2.24 3.02 3.02
1 33.4   – 3.38 3.38 4.55 4.55
1 1/4 42.2 3.56 3.56 4.85 4.85
1 1/2 48.3 3.68 3.66 5.08 5.08
3/8 17.1   – 2.31 2.31 3.2 3.2
1/2 21.3 2.77 2.77 3.73 3.73
3/4 26.7 2.87 2.87 3.91 3.91
2 60.3 3.91 3.91 5.54 5.54
2 1/2 73 5.16 5.16 7.01 7.01
3 88.9 5.49 5.49 7.62 7.62
3 1/2 101.6 5.74 5.74 8.08 8.08
12 323.9 6.35 9.53 10.31 12.7 17.48 25.4
14 355.6 7.92 9.53 11.13 12.7 19.05 27.79
16 406.4 7.92 9.53 12.7 12.7 21.44 30.96
18 457 7.92 9.53 14.27 12.7 23.88 34.93
20 508 9.53 9.53 15.09 12.7 26.19 38.1
22 559 9.53 9.53 12.7 28.58 41.28
24 610 9.53 9.53 17.48 12.7 30.96 46.02
4 114.3 6.02 6.02 8.56 8.56 11.13
5 141.3 6.55 6.55 9.53 9.53 12.7
6 168.3 7.11 7.11 10.97 10.97 14.27
8 219.1 6.35 8.18 8.18 12.7 12.7 18.26
10 273.1 6.35 9.27 9.27 12.7 15.09 21.44
26 660 12.7 9.53 12.7
28 711 12.7 9.53 12.7
30 762 12.7 9.53 12.7
32 813 12.7 9.53 17.48 12.7
42 1067 9.53 12.7
44 1118 9.53 12.7
46 1168 9.53 12.7    –
34 864 12.7 9.53 17.48 12.7
36 914 12.7 9.53 19.05 12.7
38 965 9.53 12.7
40 1016 9.53 12.7
48 1219 9.53 12.7

Common types of carbon steel flange spool

carbon steel pipe spool with blind flange

Carbon steel pipe spool with blind flange

Alloy steel pre-fabricated spool with weld neck flange

Alloy steel pre-fabricated spool with weld neck flange

API 5L spool piece pipe with slip on flange

API 5L spool piece pipe with slip on flange

ASTM A106 pipe spool with threaded flange

ASTM A106 pipe spool with threaded flange

A333 Grade 6 pipeline spool with socket weld flange

A333 Grade 6 pipeline spool with socket weld flange

A53 Grade B pipe spool with puddle flange

A53 Grade B pipe spool with puddle flange

Popular types of carbon steel pipe spool fittings

API 5L spool pipe fitting with elbow

API 5L spool pipe fitting with elbow

MS pipe spooling with tee

MS pipe spooling with tee

ASTM A335 P11 spool piece in piping with reducer

ASTM A335 P11 spool piece in piping with reducer

P22 pipe spool with end cap

P22 pipe spool with end cap

API 5L prefabricated spool with pipe bend

API 5L prefabricated spool with pipe bend

Carbon steel custom pipe spool with weldolet

Carbon steel custom pipe spool with weldolet

Compatible pipe flanges and fittings for carbon steel spool fabrication

Material Pipe Compatible pipe fittings Compatible flanges
Carbon steel pipe spool

Manufacturing process of API 5L Grade B pipe spool

Manufacturing process of API 5L Grade B pipe spool

Carbon steel flanged pipe spools weight & bolt hole

Size inch Class Of Pipe Wall Thickness (Inch) Weight in LB./FT. Bolt hole Bolt Diameter. Inch Number Bolts Outer Diameter Of Flange Inch Bolt Circle Inch Flange Thickness Inch
3 54 0.34 12.2 0.75 0.63 4 7.50 6.00 0.75
4 56 0.41 17.8 0.75 0.63 8 9.00 7.50 0.94
6 58 0.49 31.1 0.87 0.75 8 11.00 9.50 1.00
8 58 0.51 43.4 0.87 0.75 8 13.50 11.75 1.12
10 59 0.56 58.6 1.00 0.87 12 16.00 14.25 1.19
12 60 0.61 76.7 1.00 0.87 12 19.00 17.00 1.25
14 61 0.66 96.5 1.12 1.00 12 21.00 18.75 1.37
16 62 0.70 116.8 1.12 1.00 16 23.50 21.25 1.43
18 63 0.74 139.3 1.25 1.12 16 25.00 22.75 1.56
20 65 0.81 167.8 1.25 1.12 20 27.50 25.00 1.68
24 67 0.89 220.7 1.37 1.25 20 32.00 29.50 1.87
30 69 1.15 372.5 1.37 1.25 28 38.75 36.00 2.12

Butt welding equipment of ASTM A335 P11 spool pipe fitting

  • Orbital GTAW Arc machines
  • Semi automatic butt welding equipment
  • Manual welding equipment
  • S.A.W. lincoln electric machines

DIN standard of carbon steel spool fittings

Standard Welding
DIN 3867 Pressure bush for butt joints
DIN 2609 Steel butt-welding pipe fittings
A333 Grade 6 fabricated pipe spools and ASTM A335 P11 spool pipe fitting with beveling, cutting, welding

Welding methods of CS pipe spools

  • FCAW welding
  • Stick welding

Welding certification positions of A53 Grade B spool piece pipe

Pipe Welding Certification Position
1G Welding horizontal position
2G Welding vertical position
5G Welding horizontal position
6G Welding standing on a 45 degree angle
R restricted position

Joints types of ASTM A106 prefabricated pipe spools

  • F is for a fillet weld
  • G is for a groove weld