Haynes 188 Round Bar

SAE AMS 5772 Haynes Alloy 188 Rod/ Hex/Flat and Square Suppliers in India.

UNS R30188 Bright and Cold Finished Bars Manufacturers.

Haynes 188 Round Bar is made up of a cobalt based alloy material. It has soaring temperature potency which assists in the post aging ductility along with oxidation resistance. Micro Metals is a leading manufacturer and supplier of the different types such as the SAE AMS 5772 Haynes Alloy 188 Rod. The dimensions of the bars are governed by the EN, DIN, ASTM, ASME and other international standards.

There are different finishes to the bars such as the black, bright polished, rough turned, No.4 finish, matt finish and BA finish types. The form of the bars can be round, square, hex or flat. The UNS R30188 Hex bar can be used for its extreme strength due to the shape. There re different surface types such as hot rolled pickled, sand blasting finished, cold drawn, bright, hairline and polished types. These different types can also come in cold drawn, centerless ground and polished conditions.

The applications of these bars include chemical processing, food processing, petrochemical, oil refining, paper and pulp and in pollution control applications. The material has carbon, manganese, phosphorus, sulfur, silicon, 20% nickel, 21% chromium, ion, 13% tungsten, boron and lanthanum in the composition. Please feel free to contact us for more information on the different types such as the Haynes 188 Flat bar and other products with pricing in this range of material.

 

Haynes 188 round bar
Haynes 188 round bar
SAE AMS 5772 Alloy 188 Rod
SAE AMS 5772 Alloy 188 Rod
UNS R30188 Flat Bar
UNS R30188 Flat Bar

 

 

Specification of Haynes 188 Round Bars
  • Dimension : EN, DIN, JIS, ASTM, BS, ASME, AISI
  • Grade : Haynes 188 (UNS No. R30188) Round Bars
  • Finish : Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
  • Form : Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc.
  • Surface : Hot Rolled Pickled or Sand Blasting Finished, Cold Drawn, Bright, Polished, Hairline
  • Application : Chemical process, Food processing, Petrochemical, Pollution control, Pulp and Paper, Refining
  • Condition : Cold Drawnd Pulished Cold Drawn Centreless Ground & Polished.
  • Our Haynes 188 Round Bars conforms to NACE MR0175/ISO 15156
Haynes 188 Round Bar Standard Inventory Specifications 

  • AMS 5608
  • UNS R30188
  • AMS 5772
  • B50TF74
  • GE-S400/1000
  • PWA-LCS
  • DFARS Compliant
  • RR SABRe Edition 2
  • SAE AMS 5608
Haynes 188 Round Bar Common Trade Names

  • Udimet Alloy 188 (® Special Metals )
  • Haynes 188 Alloy (® Haynes International)
  • ATI 188 (™ Allegheny Technologies)
Chemical Composition of Haynes 188 round bar

Grade C Mn P S Si Ni Cr Fe W B La
Haynes 188 .05 – .15 1.25 max .020 max .015 max .20 – .50 20.0 – 24.0 21.0 -23.0 3.0 max 13.0 -15.0 .015 max .03 – .15
Equivalent Grades of AMS 5772 Haynes 188 Bars

STANDARD WERKSTOFF NR. UNS
Haynes 188 R30188
Mechanical Properties and Yield Strength of Haynes 188 Round Bar

Yield Strength

Tensile Strength

Elongation

ksi

MPa

ksi

MPa

%

65

446

140

963

55

Physical Properties of Haynes 188 Round Bar

  •  Density 0.330 lb/in³   9.14 g/cm³
  •  Melting Range 2375-2425 °F   1300-1330 °C
  •  Specific Heat 0.097 at  70 °F, Bru/lb °F   405 at 21 °C, J/kg °C
  •  Permeability 1.0007 at 200 oersted
  •  Coefficient of Expansion 6.6 0-200 °F, 10¯⁶ in/in●°F
  •  Thermal conductivity 84 Btu●in/ft²●h●°F   W/wm●°C
  •  Electrical Resistivity 613 ohm●circ mil/ft   102.0 microhm-cm
Haynes 188 Round Bar Average Rupture Data

 

 

  

Form

Condition

Test Temp.
°F(°C)

Average Rupture Life Strength
for Time Indicated, ksi(MPa)

10 hrs

100 hrs

1000 hrs

Sheet,
0.029-0.050″
thick

Solution
heat treated

1400 (760)
1600(871)
1800(982)

43.0 (296)
21.0 (145)
9.1 (63)

32.0 (221)
14.4 (99)
5.4 (37)

23.0 (159)
9.4 (65)
2.4 (17)

 

 

 

 

Haynes 188 Round Bar Average Creep Data

 

  

Form

Condition

Test Temp.
°F(°C)

Creep Elongation,
percent

Average Stress in Ksi (MPa) to Cause
Creep Elongation in Indicated Time

10 hrs

100 hrs

1000 hrs

Sheet,
0.029-0.050″
thick

Solution
heat treated

1400 (760)

1500(816)

1600(871)

1700(927)

1800(982)

0.5
1.0
0.5
1.0
0.5
1.0
0.5
1.0
0.5
1.0

22.5(155)
25.5(176)
15.5(107)
17.6(121)
10.7(74)
12.2(84)
7.3(50)
8.2(57)
4.9(34)
5.6(39)

16.4(113)
18.5(128)
11.1(77)
12.6(87)
7.5(52)
8..4(58)
4.9(34)
5.6(39)
3.1(21)
3.6(25)

11.7(81)
13.3(92)
7.8(54)
8.8(61)
5.0(34)
5.7(39)
3.1(21)
3.6(25)
1.8(12)
2.1(14)

 

 

 

 

Haynes 188 Round Bar Common Applications

  • Gas turbine operations
  • Combusters
  • Flame holders
  • Liners
  • Transition ducts
  • Exhaust frames

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