Specification
ultronFor UHP gas applications in semi­conductor industry
and fine chemistry

ultron1. SURFACES QUALITIES
Tubes and fittings:

Outer surface

ultronRa avg. ≤ 0,25 µm (10 µin)

Ra avg. ≤ 1.0 µm (40 µin)

On request:

Ra avg. ≤ 0,13 µm (5 µin)
Ra avg. ≤ 0,18 µm (7 µin)
Ra avg. ≤ 0,38 µm (15 µin)

ultronAdditional notes:

Inner surface (ep)Outer surface

Ra avg. ≤ 0,51 µm (20 µin)

Mill finish, RA not defined- Tube und Fittings are prepared for orbital welding (acc. to Dockweiler guideline Doc. 8.3-9/7).
- Ra values may differ for 1/8" tubes- Pipe will be supplied with a square cut (acc. to Dockweiler guideline Doc. 8.3-9/7).
- Other specified surfaces or ends are available upon request.
- T he Ra value in the cold worked area of fittings (inner and outer surface) and on the surface of
circumferential welds is not defined. For dimensions OD < 1/4" (6,35 mm) roughness is not defined.
- Free of oil and grease acc. to CGA G-4.1-2018 and ASTM G93 – level A.
- Electropolishing procedure acc. to Dockweiler guideline Doc. 8.4-40/3.1/3.3.1- Cleanroom cleaning and packing (ISO Class 4 / Federal Class 10)

2. MATERIALS
ultronHardness equivalent to:

1.4404 / UNS S31603 (316L)
1.4435 / UNS S31603 (316L)
UNS S31603 (316L)- max. 180 HV* according to DIN EN ISO 6507-1- max. 90 HRB* according to DIN EN ISO 6508-1

Endoscopic inspectionof bright finished tubes

Verification ofdimensions

Roughnessmeasurements

Conductivity test(DI water)

TOC-measurementof DI water

Particle measurementsScanning electron
microscope (SEM)

XPS / ESCA

Auger analysis (AES)

5. TECHNICAL TERMS OF DELIVERY
Tubes and fittings are prepared for orbital welding:

6. DOCUMENTATION, PACKAGING AND SHIPPING
Documentation
The documentation result by the Dockweiler Inspection
Certificate 3.1 according to DIN EN 10204.
Optional online documentation WebCert.

Packaging
Tube fitting components
Prematerial acc. to ASTM A 269 / A 632 / A 312 / A 403 (Pipe),
DIN EN 10217-7 / 10216-5

Tubes and fittings filled with N2 (99.9998% incl. inert gas), closedwith PA/PE squares and yellow PE caps, double-bagged andsealed in PE-sleeves.
The batch label on the foil contains the information ultron.

Imperial:

Imperial according to ASTM A269 / A270 / A632

OD x WT

1/8" x 0.022" to 6" x 0.109"

Pipe:

Pipe according to ASTM A312

Dimensions

NPS 8, 10, 12 Schedule 10S

Length: min. 19.36 ft to max. 19.98 ft

6,00 x 1,00 mm to 35,00 x 1,50 mm

Lenght: 6000 mm -100/+90

Machined components
3,18 x 0,56 mm to 152,4 x 2,77 mm

Metric:2

Visual inspection

Acc. to ASTM A 632/ A 269 / A 312 (Pipe), DIN EN 10217-7 /10216-5 with a length of 19.35 ft - 19.98 ft (5900 - 6090 mm),max. 10% short lengths of min. 9.84 ft (3000 mm)

3. DIMENSIONSManufacturing process:

Verification ofbasic test certificate

Tubes* comparable to ASTM E-384 (HV) and ASTM E 18-22 (HRB)OD x WTElectropolished

4. QUALITY AND TEST PROCEDURES
Inner surface (ep)

Pipe:

ep

Seamless tubes (≤ 1")

Welded or seamless tubes (> 1")

Specifications EMEA 08-2024 / dockweiler.com

Prematerial acc. to ASTM A 479, DIN EN 10088-3, DIN 17440,
ASTM A403 (Pipe)
Marking always withShipping
Delivery in tubular container or wooden crate, fittings in strong
cardboard box with shock absorbing filler.

DOCKWEILER / DW-Number / Dimension / Material /Heat number
Tube, pipe and fittings shall be permanently marked as per
Dockweiler guideline AA 8.5.2-80. The marking must provide allnecessary information to trace back the heat number and thematerial grade.

Specifications EMEA 08-2024 / dockweiler.com

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