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     Precision Tubes and Shaped Tubes    

 

ROUND TUBE

OVAL TUBE TUBE HEX TUBE OCT TUBE HALF TUBE TRIANGLE

Shapes

Standard shapes, can be produced on existing tooling.

typically round
square
hexagonal
flat-oval
rectangular
 

Special sections, require special tooling.

typically elliptical
octagonal
semicircular
triangular

 

Contact us for small quantity manufactured units.

Precision Tube Production

Tolerances

Relating to dimensions

Diameter    

Diameter or equivalent D
0,005 mm to 0,10 mm depending on dimension and shape.

Mean wall thickness e
0,005 to 0,05 mm depending on dimension and shape

Wall thickness deviation
to 10 % of nominal wall thickness

Ovality
DM-Dm = 0,01 to 2 mm depending on diameter, wall thickness and metallurgical condition.

Length
0,05 mm to 5 mm depending on length.

 

Mechanical properties, dependent on the type of material and on the metallurgical condition

Tensile strength
20 to 30 N/mm2

Yield strength
30 to 50 N/mm2

Elongation guaranteed
minimum value according to specification

Hardness (Vickers micro-hardness)
10 to 20


Grain size
G = 0,010 to 0,050 mm or ASTM No 9 to 6

Production availability

Straight tubes
Long or short length
Tubes in coils or on spools

Surface finish

Roughness
Ra from 0,3 to 1mm
  Dimensions

Outside diameter
from 0,2 mm to 40 mm

Wall thickness
from 0,05 to 2,50 mm

Random straight length
up to 6,5 m.

Exact length
up to 6 m

In coils
up to 1000 m depending on specification

 

 

Material ISO

Nominal

Chemical

Composition

British American German French Other Typical Properties Typical Applications

Copper

Tube

Cu-DHP

Cu>=99.85

P 0.013-0.050

 C106

Cu-DHP

C12200

SF-Cu

2.0090

Cu-b1   Pure copper deoxidized, high phosphorus.  Solder filled dial feet, rivets, thermometer bulbs, spark-erosion electrodes, cooling devices
Cu-OF Cu>=99.95  

Cu-OF

C10200

SE-Cu

2.0070

Cu-C1   Pure, Deoxidized copper, no embrittlement due to reducing gas. Electrical Connectors, Electric cables, Medical applications.
Yellow Brass 63% CuZn37

Cu63

Zn37

  C27400

CuZn37

2.0321

CuZn36   Alloy for cold and hot working Radio aerials, musical instruments, lighter bodies, fountain pen bodies, Bourdon springs.
Medium Leaded Brass CuZn38Pb2 Cu61   C35300 CuZn38Pb1.5 CuZn38Pb2   Alloy with 2 phases (alpha + beta) and super-fine lead distribution, for easy machining or stamping. Tubular free- cut pieces, musical instruments.
Red Brass 85% CuZn15 Cu85 Zn15   C23000 CuZn15

2.024

CuZn15   Gold coloured alloy resistant to zinc loss and to stress corrosion. Solder filled dial feet, musical instruments, fountain pen bodies.
Low Brass 80% CuZn20 Cu80 Zn20   C24000

CuZn20

2.0250

CuZn20   The same properties. More easily cold workable. Bellows, musical instruments, solder filled dial feet, flexible wave guides, luxury products.
Phosphor Bronze 6% CuSn6 Cu94  Sn6   P0.2   C51900

CuSn6 

2.1020

CuSn6P   Good wear and corrosion resistance properties. Bourdon springs, bellows.
Phosphor Bronze 8% CuSn8   Cu91.5  Sn8.5 P0.2   C52100

CuSn8

2.1030

CuSn9P   Excellent wear and corrosion resistance properties, good bending fatigue strength. Bourdon springs, bellows, electronic probes, flexible waveguides.
Beryllium Copper CuBe2 Cu98   Be2  Co0.25   C17200 2.1247     Precipitation hardening alloy extremely resistant to relaxation, fatigue, abrasion and corrosion. Bourdon springs for precision pressure gauges, flexible wave guides, tubes for connector plugs and thermic probes, radio aerials.
Nickel Silver 12% CuNi2Zn24 Cu63   Ni12  Zn24   C75700 CuNi2Zn24 CuNi2Zn24   Excellent properties for cold working, resists to tarnishing. Watch spring bars, endoscopes, musical instruments.
Nickel Silver 18% CuNi18Zn20 Cu61  Ni18  Zn21   C76400

CuNi18Zn20

2.0740

    Less easily cold workable but advantageous for manufacture of springs, high corrosion resistance. Bourdon springs, watch springs, solid profiles for watch bracelets, musical instruments, spectacle parts.
Aluminium A199.5 A1>=99.5   AA1050A

A199.5

3.0255

1050A   High corrosion resistance, thermal and electrical conductivity, easy to work, good weldability, but low mechanical strength. Fountain pen bodies, casings for electrochemical elements, wire clamps, cryogenic applications.
AlMgSi1 Al97.5  Mg0.6-1.0  Si0.7-1.3  Mn0.10-0.40   AA6081

AlMgSi1 

3.2315

6082   Hardenable alloy with good corrosion resistance, easy to work, perfectly suitable for polishing, high mechanical strength, suitable for decorative anodising. Pointers for measuring instruments.
Material AISI

Nominal

Chemical

Composition

British American UNS German French Other Typical Properties Typical Applications
Austenitic stainless steels AISI304 Fe72  Ni8.5-10  Cr17-20  C<=0.07  

AISI304

UNS S30400

XR CrNi18.1

1.4301

Z6 CN18.9   Regular grades of austenitic stainless steel, easy to cold work and good corrosion resistance, creep resistant up to 700C Medical instruments, bellows, endoscopes.
AISI304L Fe71  Ni8-12  Cr18-20  C<=0.03  

AISI304L

UNS S30403

X2 CrNi19.11

1.4306

Z2CN18.10   Compared with the above grade, this low-carbon grade offers improved corrosion resistance.  
AISI316L FE68  Ni11-14  Cr16.5-18.5  Mo2.5-3  C<=0.03  

AISI316L

UNS S31603

X2CrNiMo17.13.2

X2CrNiMo18-14-3

1.4404 1.4435

Z2CND17.12   Low grade carbon, excellent resistance to acid stress corrosion Bourdon springs, bellows, electromechanical parts, thermometer bulbs, Food and Chemical industries, heat exchangers, wristbands for watches.
AISI  316L VM Fe65C>=0.030  Ni13-15  Cr17-19  Mo2.5-3.2  S>=0.010  P>=0.025   AISI  316L VM X2  CrNiMo18.15.3 1.4441     Vacuum melted austenitic stainless steel. No free ferrite phase and good micro cleanliness. Medical instruments, surgical implants, watch industries, automotive industries.
AISI 316Ti Fe68 C<=0.10  Ni10.5-13.5  Cr16.5-18.5  Mo2-2.5Ti5xC   AISI 316Ti  UNS S31635 X2CrNiMoTi 17-12-2 1.4571 X6 CNDT17.12

 

  Titanium -stabilised grade for improved stress corrosion resistance and reduced creep at high temperatures. Bourdon springs, bellows.
AISI 321 Fe71  Ni9-11.5  Cr17-19  Ti5xC  C<=0.10    AISI 321  UNS S32100 X6 CrNiTi18.10  1.4541 Z6 CNT18.10    Titanium -stabilised grade for improved stress corrosion resistance and reduced creep at high temperatures. Bourdon springs, bellows, special cooling circuits.
AISI 347 Fe71  Ni9-12  Cr17-19  Nb10C-1  C0.06     AISI 347  UNS S34700 X6 CrNiNb18.10  1.4550 Z6 CN Nb18.10     Niobium- stabilised grade for better high temperature properties, mechanical strength, oxidation resistance. Bourdon springs, bellow, aerospace heat exchangers.
Super austenitic stainless steel AISI 904L Fe51  Ni24-26  Cr19-21  Mo4.5 Cu1-2 N0.4-0.15 C<=0.02   AISI 904L UNS N08904 XI NiCrMoCuN25-20-5 !.4539 Z2 NCDU25.20   Very good resistance to sea water corrosion and to sulfuric and phosphoric acids. Tubes and profiles for chemical and watch industries.
ferritic stainless steel AISI 446 Fe72  Cr26 C0.18 N0.25   AISI 446  UNS S 44600 X10CrAI24 X18CrN24  !.4762 1.4749 Z12 CAS25   Good resistance to oxidation at high temperature. Instrumentation used at high temperature or in specific corrosion media.
Iron-nickel-chromium alloy Ni-Span C-902 Fe49  Ni41-43.5  Cr4.9-5.75  Ti2.20-2.75 Al0.3-0.8   Ni-Span C-902 Ni-Span C-902 DURINVAL C   Structure-hardenable alloy with constant elasticity modulus from -45C to +65C. Good fatigue strength and low mechanical hysteresis. Bourdon springs with constant modulus of elasticity. Transducers.
Nickel Nickel 200 Ni99.5  C0.08   Nickel 200 UNS N02200 Ni99.2  2.4066 Ni-01   Good stress corrosion resistance, alkalis, chlorides, fluorides. Food and chemical industry. Heat exchangers.
Nickel Alloy Monel 400 Ni66.0 Cu31.5  Fe1.35   Monel 400 N04400  NiCu30Fe  2.4360 NU30   Excellent resistance to a variety of stress corrosion types. Bellows, hoses, rivets, medical instruments.
Monel K500 Ni65  Cu29.5  Fe1.0  Al 2.8  Ti0.50   Monel K500 N05500 NiCu30AI  2.4375 NU30UT   Structure- hardenable alloy with excellent corrosion resistance and high mechanical stability to low temperatures. (-250C). Bourdon tubes.
Inconel 600 Ni72 Cr15.5 Fe8   Inconel 600 N06600 NiCu15Fe 2.4816 Z8 NC 75 15   Good corrosion and oxidation resistance up to 1175C. Cooling circuits for space industry.
                   

 

Stainless Steel Tubes

  • GRADES

Type 304S, 304LS, 316S, 316LS, 321S, 347S, Alloy 600S, 

304 Welded Stainless Tube

  • SPECIFICATIONS

ASME/ASTM A-249, A-269, A-270, A-307, A-268, SA/A-213, A-632, SB/B-163, B-167

MILITARY AND AEROSPACE SPECIFICATIONS TUBES

  • LENGTHS

MILL OFFERS LENGTHS UP TO 140ft depending upon specifications.

Standard cutting tolerance is + 1/8" - 0"

Coils available up to 140ft.

  • PRECISION CUT-OFF
Tolerance capabilities to 0.005"
  • TESTING
Eddy Current, Hydrostatic, Ultrasonic, Dye Penetrant, Corrosion Helium Leak
  • DIMENSIONAL
From Standard specification to a total of 0.002" on O.D. and I.D.
  • SURFACE FINISH
I.D.: 12 RA or better O.D.: 32 RA or better

 

Aircraft Stainless Steel Tubing Specifications

Material

Specification Number

Temper

U.S. Govt.

SAE

304 Seamless or Welded MIL-T-5695 1/4H    1/4 Hard
304 Seamless or Welded MIL-T-5695 1/2H   1/2 Hard
304 Seamless or Welded MIL-T-6845 AMS-5566 1/8 Hard
304 Seamless MIL-T-8504 AMS-5560

Annealed

304 Welded MIL-T-8504 AMS-5565 Annealed
304 Seamless MIL-T-8506    Annealed
304 Welded MIL-T-8506    Annealed
304L Seamless MIL-T-8606    Annealed
304L Welded MIL-T-8606    Annealed
304 Seamless    AMS-5639 Annealed
304 ELC Seamless   AMS-5647 Annealed
316 Seamless   AMS-5573 Annealed
316 Seamless   AMS-5648 Annealed
321 Seamless or Welded   AMS-5557 Annealed
321 Seamless MIL-T-8606 AMS-5570 Annealed
321 Welded MIL-T-8606 AMS-5576 Annealed
321 Seamless MIL-T-8808   Annealed
321 Welded MIL-T-8808   Annealed
321 Seamless   AMS-6545 Annealed
347 Seamless or Welded   AMS-5556 Annealed
347 Seamless MIL-T-8606 AMS-5571 Annealed
347 Welded MIL-T-8606 AMS-5575 Annealed
347 Seamless MIL-T-8808   Annealed
347 Welded MIL-T-8808   Annealed
347 Seamless   AMS-5646 Annealed
600 Nickel Alloy AMS-5580 Annealed

AMS 5556 347 Hydraulic Seamless or Welded Tube

AMS 5557 321 Hydraulic Seamless or Welded Tube

AMS 5558 347 Welded, Thin wall Tube, Soln. Treated

AMS 5559 321 Welded, Thin wall Tube, Soln, Treated

AMS 5560 304 Seamless Tubing MIL-T-8506

AMS 5561 21-6-9 Welded & Drawn Tubing

AMS 5562 21-6-9 Seamless Tubing

AMS 5563 304 Seamless  & Welded Tubing 

MIL-T-5695 1/4HD

AMS 5564 304 Seamless or Welded, High Pressure Hydraulic

AMS 5565 304 Welded Tubing MIL-T-8506

AMS 5566 304 Seamless or Welded Hydraulic Tubing MIL-T-6845

AMS 5567 304 Seamless or Welded Hydraulic Tubing MIL-T-8504

AMS 5568 17-7PH Welded Tubing

AMS 5569 304 Seamless & Welded Tubing MIL-T-8973

AMS 5570 321 Seamless Tubing MIL-T-8606 ty1,comp 321

AMS 5571 347 Seamless Tubing MIL-T-8606 ty1,comp 347

AMS 5572 310 Seamless Tubing

AMS 5573 316 Seamless Tubing

AMS 5574 309 Seamless Tubing

AMS 5575 347 Welded Tubing MIL-T-6737

AMS 5576 321 Welded Tubing MIL-T-6737

AMS 5577 310 Welded Tubing

AMS 5578 455 Custom, Welded Tubing

AMS 5584 316I Seamless & Welded Hydraulic Tubing MIL-T-8973

AMS 5585 N-155 Welded Tubing

AMS 5591 410 Seamless Tubing

 

Copper & Brass Size Range

T (Copper)
diameter 0,15 12,00 mm
TL / TS (Brass / Copper)
diameter 0,20 3,00 mm
MCT (Copper)
diameter 0,30 12,00 mm
MCTL (Brass)
diameter 1,00 3,00 mm
 

Glass to Metal Tubing

TUBE SHAPES
Rounds, squares, triangles, rectangles, ovals, half-rounds, hexagons, and fluted rounds. Other configurations available upon request.

SIZE RANGE

Outside Diameter 0.020 in. to 6.000 in.

Wall Thickness 0.003 in. to 0.500 in.

LENGTHS

Exact cut lengths to 0.025 in. minimum

Mill lengths up to 20 ft.

Arbor wound coils on request.

TOLERANCES
Precision tolerances are normally one half of the commercial tolerances. Thousands of tool combinations permit us to ensure your most stringent tolerance needs.

QUALITY SPECIFICATIONS

MIL-I-45208A Inspection System

MIL-STD-45662A Calibration System

Disclaimer

Every effort is made to ensure that technical specifications are accurate. However, technical specifications included herein should be used as a guideline only. All specifications are subject to change without notice.

 

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