Stainless steel pipe spools

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Stainless steel pipe spools

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Get free quote from verified duplex steel pipe spool and SS 304 flanged spool manufacturers in UAE

Stainless steel pipe spools specification

Stainless steel pipework dimensions SS pipe spooling standard Austenitic stainless steel pipe spools wall thickness
  • 6 meter – ½” – 6”NB (DN15 -DN150)
  • 3 meter – 8” – 14”NB (DN200 – DN350)
  • ASME B16.5 (Class 150-2500#)
  • DIN/ ANSI/ JIS/ AWWA/ API / PN standard
  • Schedule 10S to XXS
  • 3mm – 70mm
Fabrication parts for SS pipe spool Prefabricated stainless steel pipe spools welding standard Fabricated stainless steel pipe spools welder test
All parts as per ASME B16.9, MSS SP-97, ASME B16.5 standard

  • 90 degree elbow, long/ short radius
  • 45 degree elbow
  • Concentric reducer
  • Tee
  • Reducing tee
  • Cross
  • Reducing cross
  • Weldneck flanges
  • Blind flange
  • Slip on flange
  • ASME Section IX
  • Welders as per API1104 (Downhill / Uphill)
  • Fabrication Tolarance – PFI ES3
  • Bending PFI ES24
  • SS pipe spool fabrication with DNV certificate welders
 Stainless steel spooling and fabrication as per following tested welding process

  • ISO 17025
  • AWS ATF
Stainless Steel Pipe Spool Fabrication process Key steps for SS flanged pipe spool design Identification notes for stainless steel fabricated spools
  • Dimensioning
  • Bending
  • Cutting
  • Welding
  • 3D Modeling
  • Isometric drawings
  • Stress Analysis
  • Support and Pipe Routing
  • Compliance and Standards
  • Collaboration
  • Labeling
  • Dye stamping
  • Pan marking
  • Tagging – with heat no (before cutting & fabrication of pipe, labeled to each cut pieces)
SS tubing spools fabrication services Stainless steel spool piece pipe documentation SS flanged spool piece standard
  • Grit blasting (manual and semiautomatic)
  • Passivation/ Pickling
  • High Speed Auto Cutting
  • Surface treatment
  • Painting (manual and semiautomatic)
  • Auto Beveling
  • Auto Welding (up to Pipe Size of 60 inch)
  • Passivation & Pickling of SS spool weld joints

Send your drawing to the listed Stainless steel spool manufacturers and get a free quote
  • Quality control (QC) & Quality assurance (QA) Documentation as-built drawings
  • Bolting Inspection as per RCSC Specification
  • MTC
  • PED 97/23/EC
  • ASME B31.1
  • ASME B 31.4
  • ASME B31.3
  • ASME B 31.8
Stainless steel pipe spool cutting and marking SS spool flange marking Austenitic stainless steel and duplex spool ferrite testing
  • Using plasma cutting or grinding
  • Pipeline Number
  • Joint Number
  • Component Heat No.
  • Fit-up inspection signature
  • Welder Number
  • Stainless steel prefabricated spool welding date
  • Visual inspection signature
  • Spool Number
  • Aluminum tag is tied to SS spool

 
  • According to MP30-ES

Contact verified stainless steel spool welding services in UAE
Stainless steel spool piece flange heat-treatments SS pipe spool flange welding methods Certification of Stainless steel flange spool pipe fitting
  • PWHT
  • Preheating
  • Manual
  • Semi-automatic
  • Robotic (1G TIG, 1G MIG, MIG/ MAG, FCAW, GTAW, SAW, GMAW, SMAW)
 All listed stainless steel prefabricated spool manufacturers offers

  • EN 10204 3.1
  • MTC 3.2 EN 10204
Hardness standard of Stainless steel spool fabrication Required testing for SS spool piece in piping
  • API standards
  • NACE
  • ASME
  • Raw Material testing before process
  • NDT tests
  • Hardness
  • Chemical analysis
  • Hydro test
  • Impact test
  • Radiographic testing
  • Visual control
  • Mgnetic particle
  • Ultrasonic
  • 100% X-ray test reports
  • Dye penetrant examinations

316 stainless steel prefabricated pipe spools and super duplex spool fittings with full-penetration 1G girth welds, view price list ex Dubai

HS code for stainless steel spool

  • HS Code 7223

Pre-shaped SS 904L fabricated pipe spools and duplex 2205 tubing spools for fast & easy assembling

Stainless steel piping spool standard length

Austenitic stainless steel, duplex/ super duplex Minimum length 70mm -100mm as per requirement
Maximum length 2.5 meter x 2.5 meter x 12 meter
Standard length 12 meter
254 SMO pipe spool flange and super duplex 2507 spool piece pipe used in piping system

SS pipe spool marking

Stainless steel pipe spool material Marking
SS 304 pipe spool piece
or
316 stainless steel pipe spool piece
  • 304-X-PS-A
  • 304 – material grade
  • X – size of ss pipe
  • PS – pipe spool
  • A – length (face to face)

Stainless steel spool piece fabrication tolerances

SS 304L spool flange and ASTM A312 type 304 fabricated spools for petroleum refineries in middle east countries
Tolerances on SS Bends Shall not exceed 8% of the nominal diameter of the pipe
Tolerance on stainless steel flanges From square position – 2.5mm/m or ±1/32″ or ±0.8 mm
Tolerances on stainless steel mitred joints 3 deg or less
Tolerances on stainless steel pipe spools A plain end, ss spool piece, 4-6 inches, 100-150 mm

Grades & equivalents of stainless steel spool fabrication


Stainless steel spool fabrication

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SS Grades Density of Stainless steel pipeline spool
Kg/dm3		 W.Nr. UNS EN Other Trademarks ® of leading manufacturers
304 8 1.4301 S30400 X5CrNi18.10 –
304L 8 1.4306 S30403 X2CrNi19.11 –
304H 8 1.4948 S30409 X6CrNi18.10 –
321 8 1.4541 S32100 X6CrNiTi18.10 –
321H 8 1.4878 S32109 X8CrNiTi18.10 –
347 8 1.4550 S34700 X6CrNiNb18.10 –
347H 8 1.4912 S34709 X8CrNiNb16.13 –
316 8 1.4401 S31600 X5CrNiMo17.12.2 –
316L 8 1.4404 S31603 X2CrNiMo17.12.2 –
316LS 8 1.4435 S31603 X2CrNiMo18.14.3 316L Mod Urea
316H 8 1.4919 S31609 X6CrNiMo17.13 –
316Ti 8 1.4571 S31635 X6CrNiMo0Ti17.12.2 –
317L 8 1.4438 S31703 X2CrNiMoN18.15.4 –
317LN 8 1.4434 S31753 X2CrNiMoN18.12.4 –
317LNM 8 1.4439 S31726 X2CrNiMoN17.13.5 –
309 8 1.4828 S30900 X15CrNiSi20.12 –
309S 8 1.4833 S30908 X12CrNi 23-13 –
310S 8 1.4845 S31008 X12CrNi25.21 –
310 MoLN 8 1.4466 S31050 X1CrNiMoN25.22.2 25.22.2 Urea
310L NAG 7.9 1.4335 S31002 X1CrNi25.21 URANUS 65
330 8 1.4864 N08330 – Incoloy 330
S1 8 1.4361 S30600 X1CrNiSi18.15.4 URANUS S1- A610
AISI 904L 8 1.4539 N08904 X1NiCrMoCu25.20.5 URANUS B6 – 2RK65
926 – 6Mo 8 1.4529 N08926 X1NiCrMoCuN25.20.7 –
6Mo alloy 8 1.4547 S31254 X1CrNiMoCuN20.18.7 254 SMO
6Mo alloy 8 – N08367 – AL6XN
253MA 8 1.4835 S30815 X10CrNiSiN21.11 253MA
Alloy 28 8 1.4563 N08028 X1NiCrMoCu31.27.4 SANICRO 28
Alloy 31 8.1 1.4562 N08031 X1NiCrMoCu32.28.7 –
Alloy 33 7.9 1.4591 R20033 X1CrNiMoCuN33.32.1 –
Lean Duplex 2101 7.8 1.4162 S32101 X2CrMnNiN22-5-2 LDX 2101
Duplex 2304 7.8 1.4362 S32304 X2CrNiN23.4 URANUS 35N
Duplex 2205 7.8 1.4462 UNS S32205
UNS S31803		 X2CrNiMoN22.5.3 SAF 2205 – URANUS 45N
Super Duplex 2507 7.8 1.4410 S32750 X2CrNiMoN25.7.4 SAF 2507 – URANUS 47N
Super duplex 8 1.4501 S32760 X2CrNiMoCuWN25.7.4 ZERON 100
Super duplex 8 76.07.00 UNS S32550
UNS S32520		 X2 Cr Ni Mo Cu N 25.6.3 URANUS 52 N

Registered trademark:

  • Sanicro 28, 2RK 65, and SAF – Sandvik AB
  • A610 – B.hler Uddeholm Group
  • Uranus – Arcelor-Mittal group
  • 254 SMO, 253 MA, and LDX 2101 -Outokumpu group
  • AL6XN – Allegheny Ludlum
  • Zero 100 -Weir Materials Ltd.

SS pipe spool types

SS pipe spool fabrication

SS pipe spool fabrication

Custom Stainless steel pipe spool

Custom Stainless steel pipe spool

SS 904L fabricated pipe spools

SS 904L fabricated pipe spools

254 SMO pipe spool flange

254 SMO pipe spool flange

AL6XN Duplex steel pipe spool

AL6XN Duplex steel pipe spool

Duplex steel pipe spool

Duplex steel pipe spool

Super duplex spool fittings

Super duplex spool fittings

SS 304 pipe spooling

SS 304 pipe spooling

316 stainless steel prefabricated pipe spools

316 stainless steel prefabricated pipe spools

Stainless steel flanged spool grades

Stainless steel spool piece

  • 304
  • 304L
  • 304H
  • 316
  • 316L
  • 316Ti
  • 309/ 309S
  • 310/ 310S / 310L NAG / 31O MoLN
  • 321/ 321H,
  • 317/ 317L / 317LN and 317LNM
  • 347/347H
  • 330
  • AISI 904L

Duplex & Super duplex piping spools grades

  • 254 SMo
  • Duplex 2205
  • Super duplex 2507
  • UNS S32205
  • UNS S31803
  • UNS S32750
  • UNS S32760
  • UNS S32550
  • UNS S32520
  • UNS S32101
  • AL6XN
  • 6Mo

Austenitic stainless steel prefabricated pipe spools for Marine industry

  • SS2205
  • SS316
  • SS304L
  • 254SMo

Pipe