Company Details

  • YUHONG GROUP CO.,LIMITED

  •  [Zhejiang,China]
  • Business Type:Manufacturer , Service
  • Main Mark: Africa , Americas , Asia , Middle East , Oceania , Worldwide , East Europe , Europe , West Europe
  • Exporter:61% - 70%
  • Certs:GB, API, ASME, CE, GS, Test Report, TUV
  • Description:ASME SB622 Hastelloy C276 Pipe,Hastelloy C276 CL2 UNS NO10276 Pipe,Alloy C-276 B622 Steel Pipe
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YUHONG GROUP CO.,LIMITED

ASME SB622 Hastelloy C276 Pipe,Hastelloy C276 CL2 UNS NO10276 Pipe,Alloy C-276 B622 Steel Pipe

Home > Products > Nickel Alloy Steel Pipe > Hastelloy Pipe > Hastelloy C276 CL2 UNS NO10276 B622 Steel Pipe
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Hastelloy C276 CL2 UNS NO10276 B622 Steel Pipe

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    Payment Type: L/C,T/T,Money Gram,Western Union
    Incoterm: FOB,CFR,CIF
    Min. Order: 100 Kilogram
    Delivery Time: 35 Days

Basic Info

Model No.: Hastelloy Pipe

Type: Seamless

Certification: CE, UL

Application: Boiler Pipe, Chemical Fertilizer Pipe, Gas Pipe

Section Shape: Round

Surface Treatment: Polished

Usage: Pipeline Transport, Special Purpose, Chemical Industry, Thermal Equipment

Technique: Cold Rolled

Material: Alloy Steel

Additional Info

Packaging: Plywood Case Packing

Productivity: 300 Tons Per Month

Brand: YUHONG

Transportation: Ocean,Land,Air

Place of Origin: CHINA

Certificate: TUV, API, PED, ISO, BV, SGS, GL, DNV

Product Description

ASME SB622 Hastelloy C276 pipe
Hastelloy C-276 is a nickel-molybdenum-chromium-tungsten alloy with excellent general corrosion resistance and good fabricability. The alloy should be considered for use in environments where resistance to hot contaminated mineral acids, organic and inorganic chloride-contaminated media, chlorine, formic and acetic acids, acetic , acetic anhydride, sea water and brine solutions is desired.


Hastelloy C-276 has resisted the formation of grain boundary precipitates in the weld heat-affected zone, making it a candidate for most chemical and petrochemical processing applications in the as-welded condition. The alloy has resisted both general and localized corrosion, including pitting, crevice corrosion, and stress corrosion cracking.
Hastelloy C-276 is readily fabricated by welding, using methods similar to those utilized for nickel-based alloys.


Corrosion Resistance

Hastelloy C-276 is balanced to provide excellent corrosion resistance to a variety of chemical process environments. This alloy has provided resistance to hot contaminated mineral acids, organic and inorganic chloride contaminated media, hypochlorite, chlorine dioxide solutions, formic and acetc acids, acetic anhydride, sea water and brine solutions.

Typical General Corrosion Rates*

Environment

Concentration
(% by weight)

Test
Temperature

Penetration Rate (per year)

°F

°C

Unwelded**

As-welded***

Welded and
heat-treated**

mils

mm

mils

mm

mils

mm

Formic Acid
Hydrochloric Acid
Hydrochloric Acid
Hydrochloric Acid
Hydrochloric Acid
Sulfuric Acid
Sulfuric Acid

20
10
10
10+0.5 NaOCl
3.5+8 Fe Cl3
10
85

Boiling
150
167
167
190
Boiling
167

Boiling
66
75
75
88
Boiling
75

4.8
21.
40.
46.
--
15.
17.

0.12
0.53
1.02
1.17
--
0.38
0.43

3.5
20.
50.
50.
5.
14.
17.

0.09
0.51
1.27
1.27
0.13
0.36
0.43

3.60
21.
--
--
--
18.
--

0.09
0.53
--
--
--
0.46
--

*Determined in laboratory tests. It is recommended that samples be tested under actual plant conditions.
**Solution heat-treated
***Gas tungsten-arc welded.


Workability

Hastelloy C-276 can be forged, hot-upset, and impact extruded. Although the alloy tends to work-harden, it can be successfully deep-drawn, spun, press formed or punched. All of the common methods of welding can be used to weld alloy C-276, although the oxy-acetylene and submerged arc processes are not recommended when the fabricated item is intended for use in corrosion service. Special precautions should be taken to avoid excessive heat in-put.

Welding
Gas tungsten-arc welding, gas metal-arc welding, shielded metal-arc (coated electrode) welding, or resistance welding may be used. Minimum heat input consistent with adequate penetration reduces the chance of hot-cracking. Oxyacetylene welding should be avoided due to possibility of carburization. Hastelloy C-276 can be used in the as-welded condition in most chemical and petrochemical process equipment.


Heat-Treatment

Wrought forms of Hastelloy C-276 are furnished in the solution heat-treated condition unless otherwise specified. Alloy C-276 is normally solution heat-treated at 2050 °F and rapid quenched. Parts which have been hot-formed should be solution heat-treated prior to final fabrication or installation, if possible.


Average Physical Properties

Physical Properties

°F

British Units

°C

Metric Units

Density

72

0.321 lb./in.(3)

22

8.89 g/cm(3)

Melting Range

2415-
2500

1323-
1371

Electrical
Resistivity

75

51 microhm-in.

24

1.30 microhm-m

Mean Coefficient
of Thermal
Expansion

75-200

6.2 microin./in.-°F

24-93

11.2 X 10(-6)m/m-K

75-400

6.7 microin./in.-°F

24-204

12.0 X 10(-6)m/m-K

75-600

7.1 microin./in.-°F

24-316

12.8 X 10(-6)m/m-K

75-800

7.3 microin./in.-°F

24-427

13.2 X 10(-6)m/m-K

75-1000

7.4 microin./in.-°F

24-538

13.4 X 10(-6)m/m-K

75-1200

7.8 microin./in.-°F

24-649

14.1 X 10(-6)m/m-K

75-1400

8.3 microin./in.-°F

24-760

14.9 X 10(-6)m/m-K

75-1600

8.8 microin./in.-°F

24-871

15.9 X 10(-6)m/m-K

75-1700

8.9 microin./in.-°F

24-927

16.0 X 10(-6)m/m-K

Thermal
Conductivity

-270

50 Btu-in/ft²-hr-°F

-168

7.2 W/m-K

-100

60 Btu-in/ft²-hr-°F

-73

8.6 W/m-K

0

65 Btu-in/ft²-hr-°F

32

9.4 W/m-K

100

71 Btu-in/ft²-hr-°F

38

10.2 W/m-K

200

77 Btu-in/ft²-hr-°F

93

11.1 W/m-K

400

90 Btu-in/ft²-hr-°F

204

13.0 W/m-K

600

104 Btu-in/ft²-hr-°F

316

15.0 W/m-K

800

117 Btu-in/ft²-hr-°F

427

16.9 W/m-K

1000

132 Btu-in/ft²-hr-°F

538

19.0 W/m-K

1200

145 Btu-in/ft²-hr-°F

649

20.9 W/m-K

1400

159 Btu-in/ft²-hr-°F

760

22.9 W/m-K

1600

173 Btu-in/ft²-hr-°F

871

24.9 W/m-K

1800

185 Btu-in/ft²-hr-°F

982

26.7 W/m-K

2000

195 Btu-in/ft²-hr-°F

1093

28.1 W/m-K

Average Dynamic Modulus of Elasticity

Form

Condition

Test Temp,
°F(°C)

Average Dynamic Modulus of
Elasticity,10(6) psi (GPa)

Plate

Heat-treated
at 2050 °F
(1121 °C),
Rapid Quenched

Room

29.8 (205)

400 (204)

28.3 (195)

600 (316)

27.3 (188)

800 (427)

26.4 (182)

1000 (538)

25.5 (176)

Average Room Temperature Hardness

Form

Hardness,
Rockwell

Sheet

Rb 90

Plate

Rb 87

Average Tensile Data

Form

Condition

Test
Temp.,
°F(°C)

Ultimate
Tensile
Strength
ksi (MPa)

Yield
Strength at
0.2% offset
ksi (MPa)

Elongation
in 2" percent

Sheet, 0.063 to
0.187" Thick

Heat treated at
2050 °F
Rapid Quenched

400 (204)
600 (316)
800 (427)
1000 (538)

100.8 (695)
97.0 (669)
95.0 (655)
88.9 (613)

42.1 (290)
37.7 (260)
34.8 (240)
33.8 (233)

56
64
65
60

Plate, 3/16 to
1.000" Thick

Heat treated at
2050 °F
Rapid Quenched

400 (204)
600 (316)
800 (427)
1000 (538)

98.9 (682)
94.3 (650)
91.5 (631)
87.2 (601)

38.2 (263)
34.1 (235)
32.7 (235)
32.8 (226)

61
66
60
59

Plate, 1.000"
Thick

Heat treated at
2050 °F
Rapid Quenched

Room
600 (316)
800 (427)

113.9 (785)
96.3 (664)
94.8 (654)

52.9 (365)
36.2 (250)
30.5 (210)

59
63
61

Average Oxidation Data

Test Temperature,
°F(°C)

Average Oxidation Rate per 100-hour test period

100 hours,continuous
mils mm

100 hours,intermittent
mils mm

1800 (982)

0.11

0.003

0.11

0.003

1900 (1038)

0.22

0.006

0.18

0.005

2000 (1093)

1.62

0.041

2.88

0.073

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