Stainless Steel Welded Pipes & Tubes In Oman

Steelmet Industries provides ex-stock supply of stainless steel welded pipes in accordance with ASTM A312 in common grades such as 304/304L and 316/316L in standard pipe sizes and schedules including Sch 5, Sch 10, Sch 40s and Sch 80s. Steelmet Industries specialises in the supply of 100% X-Ray Welded custom sizes large diameter fabricated stainless steel pipes. All custom fabricated stainless steel pipe products are accompanied with X-Ray reports and chemical and physical properties certification from NABL approved labs. Specialty testing, including Hydro Testing, Destructive Test, and Non Destructive Test reports can be supplied upon customer request.Stainless Steel Pipes, Stainless Steel Tubes Value Added Processing Services From Steelmet

1. Stainless Steel Pipe Polishing
2. Stainless Steel Pipe Beveling
3. Heat Treatment, Annealing, Pickling
4. Ultrasonic Testing
5. 100% X-Ray Welding for Large Diameter Custom Size Stainless Steel Pipes
6. Tube Processing
7. Special Testing Requirements – Destructive Testing, Non Destructive Testing etc.

Production, Supply, Stock Range Of Stainless Steel Pipes And Stainless Steel Tubes

Outside Diameter: 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size Steel Tubes available Ex-stock

Thickness Range: 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS

Type: Seamless / ERW / Welded / Fabricated / CDW

Form: Round Pipes/Tubes, Square Pipes/Tubes, Rectangular Pipe/Tubes, Coiled Tubes, “U” Shape, Pan Cake Coils, Hydraulic Tubes

Length: Single Random, Double Random & Required Length End: Plain End, Beveled End, Treaded

End Protection: Plastic Caps | Outside Finish: 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Pipes, Finish as per customer Requirements

Delivery Condition: Annealed and Pickled, Polished, Bright Annealed, Cold Drawn

Inspection, Test Reports: Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports, Destructive Test Report, Non Destructive Test Reports

Packing: Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests

Specials: Sizes and Specifications other than above can be manufactured on request

Stainless Steel Pipes Specifications

ASTM A312: Seamless and straight-seam welded austenitic pipe intended for high temperature and general corrosive service. Filler metal not permitted during welding.

ASTM A358: Electric fusion welded austenitic pipe for corrosive and/or high temperature service. Typically only pipe up to 8 inch is produced to this specification. Addition of filler metal is permitted during welding.

ASTM A790: Seamless and straight-seam welded ferritic/austenitic (duplex) pipe intended for general corrosive service, with a particular emphasis on resistance to stress corrosion cracking.

ASTM A409: Straight-seam or spiral-seam electric fusion welded large diameter austenitic light-wall pipe in sizes 14” to 30” with walls Sch5S and Sch 10S for corrosive and/or high

ASTM A376: Seamless austenitic pipe for high temperature applications.

ASTM A813: Single-seam, single- or double- welded austenitic pipe for high temperature and general corrosive applications.

ASTM A814: Cold-worked welded austenitic pipe for high temperature and general corrosive service.

Markings on the Pipe

The full identification of the pipe should be continuously marked down its whole length, including:

1. Nominal Pipe Size (Nominal Bore)
2. Schedule (Wall Thickness)
3. Specification
4. Grade
5. Method of Manufacture (Seamless or Welded)
6. Heat Number
7. Manufacturer’s Name or Symbol