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Hastelloy G30 Pipe

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Hastelloy G30/G35 Tubing, Hastelloy G30 Tube Stockist

Hastelloy G30 Tube Suppliers

Hastelloy G30 Tubing is corrosion resistant alloy with excellent corrosion resistance to oxidizing environments. Hastelloy G30 Tube has been very successful as phosphoric acid heat exchanger tubing and for other process components in the fertilizer industry.The high chromium content of both of these Hastelloy G30 Pipe make them the premier choices for strong oxidizing solutions and mixed acid pickling services. We have ready stock of Hastelloy G30 Seamless Tube and Hastelloy G30 Welded Tube in our stockyard.We are well known supplier and stockist of Hastelloy G30/ G35 Seamless Pipes.We have technical experts staff who have wide experience in dealing with Alloy G30/ G35 Seamless Tubing .

Table of Content

  1. Hastelloy G30 Tube Specifications
  2. Hastelloy G-30 Tube Chemical Composition
  3. Hastelloy G-30 Tubes Physical Properties
  4. Hastelloy G30 tubing Mechanical Properties
  5. Hastelloy G35 tubing Chemical composition
  6. Hastelloy G-35 Tube Physical properties
  7. Hastelloy G-30/ Hastelloy G-35 Tube equivalent grades

Hastelloy G30 Tube Specifications

Size 15 NB to 150 NB IN
Type Seamless / ERW / Welded / Fabricated / Hollow / LSAW Pipes
wall thickness 035" –.095′, (special wall thicknesses available)
Schedule SCH5, SCH10, SCH40, STD, SCH80, SCH160
Finish Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF
Form Round, Square, Rectangular, Hydraulic, Straight or ‘U’ bent Tubes Etc
Length Single Random, Double Random & Cut Length.
End Plain End, Beveled End, Treaded.
Surface Finish
  • 1/2 inch through 1" tubing is mechanically polished with an inner diameter (ID) of 20 Ra µ-inch (0.5 µm)
  • Outer diameter (OD) of 32 µ-inch (0.8 µm).
  • 1-1/2 and 2 inch Alloy G30/ G35 tubing is available with a sanitary finish that is better than traditional commercial grade tube finish, and suitable for applications in sanitary/ high purity hygienic industries.
  • 3 inch Alloy G30/ G35 tubing is available with a mill finish ID and OD.
Marking All s are marked as follows: Standard, Grade, OD, Thickness, Length, Heat No. (Or according to the customer’s request.)
We can also cut, thread, and groove Hastelloy G30/ G35 Tubes to meet your specifications.

Hastelloy G-30 Tube Chemical Composition

Element Content (%)
Nickel, Ni 43
Chromium, Cr 28.0-31.5
Iron, Fe 13-17
Cobalt, Co  5
Molybdenum, Mo 4-6
Tungsten, W 1.50 – 4
Manganese, Mn  1.50
Copper, Cu 1 – 2 .40
Silicon, Si 0.8
Phosphorous, P  0.040
Carbon, C  0.030
Sulfur, S  0.020

Hastelloy G-30 Tubes Physical Properties

Properties Metric Imperial
Density 8.22 g/cm³ 0.297 lb/in³
Melting point 1371ºC 2500ºF

Hastelloy G30 tubing Mechanical Properties

Properties Metric Imperial
Tensile strength 1096 MPa 159000 psi
Yield strength (@0.2%) 1000 MPa 145000 psi
Modulus of elasticity (plate heat treated to 1177°C, rapid quenched) 202 GPa 29300 ksi
Elongation at break (in 50.8 mm) 12% 12%
Reduction of area 57% 57%
Hardness, Brinell (converted from Rockwell C hardness) 304 304
Hardness, Knoop (converted from Rockwell C hardness) 326 326
Hardness, Rockwell C 32 32
Hardness, Vickers (converted from Rockwell C hardness) 316 316

Hastelloy G35 tubing Chemical composition

% Ni Cr Mo Fe Co W C Mn Si P S Al Cu V
min balance 32.25 7.6
max 34.25 9.0 2.0 1.00 0.60 0.050 0.50 0.60 0.030 0.015 0.40 0.30 0.20

Hastelloy G-35 Tube Physical properties

Density Thermal Conductivity Specific Heat Melting Range
g/cm3 W/m.k J/kg. k °C
8.22 10 450 1332-1361

Hastelloy G-30/ Hastelloy G-35 Tube equivalent grades

Grade UNS Werkstoff Nr.
Hastelloy G-30 DIN 2.4603 UNS N06030 
Hastelloy G-35 DIN 2.4643 UNS N06035 

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