How can the corrosion resistance of Hastelloy C276 pipe fittings be evaluated or tested?

This alloy of nickel, chromium, molybdenum, and tungsten boasts excellent performance and top-of-the-rung corrosion resistance. Endurance for corrosives like hypochlorite and wet chloride gas makes Hastelloy C276 pipe fittings perfect for chemical processing plants.

Moreover, they resist all forms of corrosion, including pitting, boundary precipitation, and stress cracking. Manufacturers evaluate the corrosion resistance of a Hastelloy C276 end cap by testing for intergranular corrosion (IGC) and pitting resistance.

We are leading Alloy C276 elbow and tee manufacturer in India

Hastelloy C276 pipe fittings manufacturer in India

What are the key benefits of utilizing ultrasonic testing for Alloy C276 elbow?

Ultrasonic testing uses high-frequency ultrasonic waves (up to 15 MHz or more) to identify defects like pitting and cracking in thicker components. It can diagnose if corrosion or other damage has impacted an Alloy C276 elbow. The accuracy of this test makes it favored by the oil and gas and construction sectors.

It is the preferred NDT procedure for Alloy C276 return bends, as it also detects volumetric faults. Also, it requires access to one side only. Another bonus is that it does not present a safety hazard from radiation. Techniques like radiography have that limitation.

As reputable Hastelloy C276 fittings supplier in Mumbai, you can quickly get here ASTM B366 UNS N10276 reducer pricing online

Hastelloy C276 pipe fittings

Hastelloy C276 pipe fittings

Alloy C276 elbow

Alloy C276 elbow

Nickel alloy C276 tee

Nickel alloy C276 tee

What are the key considerations when preparing for the installation of ASTM B366 UNS N10276 stub end?

Judicious installation of pipe fittings prolongs their operational life while ensuring safety and optimal performance. An ASTM B366 UNS N10276 stub end often gets used in place of welded flanges with a lap joint flange. You’ll find it creates a leak-tight connection and is also straightforward to install and dismantle.

While preparing for installation, assess compatibility with ambient conditions and the fluids, gases, etc., flowing through the pipeline. This material adapts fairly well to welding because the limited carbon content reduces the probability of carbide precipitation. Additional post-weld treatments are not essential.

As stockist, we sell a vast range of DIN 2.4819 stub end and pipe cap available in all sizes with black or galvanised finish, view here pressure rating of all classes

Hastelloy C276 pipe fittings specifications

Hastelloy C276 pipe fittings specifications

Seamless Fittings Size Standard Welded FittingsSize
1/2″ to 10″ ASME/ANSI B16.9, ASME B16.28 1/2″ to 48″
Schedule Fittings Thickness Type
Sch 5 to XXS 10 swg. to 20 swg. Elbow, tee, reducer, cap stub end
Fittings Specification Fittings Manufacturing Types Process
ASTM B366 | ASME SB366 Seamless, welded, fabricated Cast, Press, Push, Forge.
As Hastelloy C276 buttweld fittings exporter , we offer B366 WPHC276 equal tee and pipe bend in mill finishes/ polished finishes/ brushed finishes
Hastelloy C276 fittings types

Hastelloy C276 fittings

Hastelloy C276 fittings

  • Density: 8.89 g/cm3
  • Sizes: ½”NB to 48″NB

ASTM B366 UNS N10276 stub end

ASTM B366 UNS N10276 stub end

  • Tensile strength : 790MPa
  • Pressure Rating: 150# To 2500#

DIN 2.4819 reducer

DIN 2.4819 reducer

  • Testing methods: proof test, hydrotest, NDT test, destructive

B366 WPHC276 equal tee

B366 WPHC276 equal tee

  • Temperature: 1600 – 2250°F (870 – 1230°C)
  • Schedule: SCH 5 to SCH XXS

Hastelloy C276 end cap

Hastelloy C276 end cap

  • Thickness: 1.5MM to 20MM
  • Yield strength : 355MPa

UNS N10276 unequal cross

UNS N10276 unequal cross

  • Standard: ASME B16.9, ASTM B366, JIS B2312, MSS-SP-43 Type B, ASME B16.28
WP grades classes of ASME SB366 c276 pipe cap
Construction Fittings Classes Non-destructive Exam
Welded WX Radiography
Welded W Radiography or Ultrasonic
Seamless S None
Welded WU Ultrasonic
Manufacturing standards of alloy c276 tee
  • MSS SP-43
  • ASME B16.9
  • ASME SA182/ASTM A182
  • ASME B16.11
  • MSS SP-95 BS3799
ASTM B366 UNS N10276 fittings dimensions
NPS (Normal Pipe Size) OD(Outside Diameter) 45 Deg Elbow Fittings 90 Deg Elbow Fittings 180 Deg Return Elbow
(inch) Long Radius Elbow Short Radius Long Radius Elbow Long Radius Elbow
inch mm Radius
(Inch)
Center to Face
(Inch)
Center to Face
(Inch)
Center to Face
(Inch)
Back to face
(Inch)
Center to Center
(Inch)
3/4 1.050 26.7 7/16 1 1/8 1 11/16 2 1/4
1/2 0.840 21.3 5/8 1 1/2 1 7/8 2
1 1/4 1.660 42.2 1 1 1/4 1 7/8 2 3/4 3 3/4
1 1.315 33.4 7/8 1 1 1/2 2 3/16 3
1 1/2 1.900 48.3 3 1 1/8 1 1/2 2 1/4 3 1/4 4 1/2
2 1/2 2.875 73.0 5 1 3/4 2 1/2 3 3/4 5 3/16 7 1/2
2 2.375 60.3 4 1 3/8 2 3 4 3/16 6
3 1/2 4.000 101.6 7 2 1/4 3 1/2 5 1/4 7 1/4 10 1/2
3 3.500 88.9 6 2 3 4 1/2 6 1/4 9
5 5.563 141.3 10 3 1/8 5 7 1/2 10 5/16 15
4 4.500 114.3 8 2 1/2 4 6 8 1/4 12
6 6.625 168.3 12 3 3/4 6 9 12 5/16 18
10 10.750 273.1 15 6 1/4 10 15 20 3/8 30
8 8.625 219.1 12 5 8 12 16 5/16 24
12 12.750 323.9 18 7 1/2 12 18 24 3/8 36
Alloy C276 elbow weight chart
NPS For Hastelloy C276 Elbow KG LBS
2-1¼ 0.54 1.2
2-1½ 0.59 1.3
2-3/4
2-1 0.5 1.1
2½-1½ 1 2.2
2½-2 1.11 2.45
2½-1
3-2½ 1.88 4.15
2½-1¼ 0.95 2.1
3-1½ 1.45 3.2
3-1¼
3-2 1.59 3.5
3½-3 2.72 6
3½-2 2.04 4.5
3½-1½
3½-2½ 2.45 5.4
3½-1¼
4-3 3.4 7.5
4-3½ 3.72 8.2
4-2 2.7 5.95
4-1½
4-2½ 4.76 10.5
5-4 5.94 13.1
5-3 5.17 11.4
5-3½ 5.53 12.2
5-2½ 4.76 10.5
6-5 9.39 20.7
5-2
6-4 8.35 18.4
6-3 7.44 16.4
6-3½ 7.85 17.3
6-2½
8-5 16.1 35.5
8-6 17.78 39.2
8-4 14.7 32.4
10-8 32.3 71.2
8-3½
10-6 27.76 61.2
10-4
10-5 25.72 56.7
12-8 43.77 96.5
12-10 50.58 111.5
12-6 38.42 84.7
Hastelloy C276 buttweld fittings pressure rating
Hastelloy Pipe Fittings (psig) Pressure-Temperature ratings
Ratings of Temperature Hastelloy C276 fittings Pressure Class
150 300
1 1/4 – 2 inch. 1/4 – 1 inch. 2 1/2 – 3 inch.
(oC) (oF)
93 200 265 1350 1785 910
-29 to 66 -20 to 150 300 1500 2000 1000
149 300 185 1050 1360 735
121 250 225 1200 1575 825
204 400 750 935 560
177 350 150 900 1150 650
260 500 450 510 385
232 450 600 725 475
288 550 300 300 300
DIN 2.4819 reducer dimensions
Nominal
Pipe Size
Outside
Diameter
Reducers
Reduced from
(Inch)
(mm) (Inch) Reduced to
(Inch)
Concentric & Eccentric Length
(Inch)
1/2 21.3 0.840 1/4 1 1/2
3/8 1 1/2
3/4 26.7 1.050 3/8 2
1/2 2
1 33.4 1.315 3/8 2
1/2 2
3/4 2
1 1/4 42.2 1.660 1/2 2
3/4 2
1 2
1 1/2 48.3 1.900 1/2 2 1/2
3/4 2 1/2
1 2 1/2
1 1/4 2 1/2
2 60.3 2.375 3/4 3
1 3
1 1/4 3
1 1/2 3
2 1/2 73.0 2.875 1 3 1/2
1 1/4 3 1/2
1 1/2 3 1/2
2 3 1/2
3 88.9 3.500 1 3 1/2
1 1/2 3 1/2
2 3 1/2
2 1/2 3 1/2
3 1/2 101.6 4.000 1 1/4 4
1 1/2 4
2 4
2 1/2 4
3 4
4 114.3 4.500 1 1/2 4
2 4
2 1/2 4
3 4
3 1/2 4
5 141.3 5.563 2 5
2 1/2 5
3 5
3 1/2 5
4 5
6 168.3 6.625 2 1/2 5 1/2
3 5 1/2
3 1/2 5 1/2
4 5 1/2
5 5 1/2
8 219.1 8.625 3 6
3 1/2 6
4 6
5 6
6 6
10 273.1 10.750 4 7
5 7
6 7
8 7
12 323.9 12.750 5 8
6 8
8 8
10 8
Size chart of nickel alloy c276 fittings
Welded fittings Seamless fittings
Elbows Up to 42″ Up to 24″
End Caps Up to 24″
Tees Upto 36″ Upto 24″
Return Bends Up to 8″
Reducers Up to 48″ Up to 24″
Swage Nipple Up to 4″
Cross Upto 36″ Upto 8″
Tolerance of UNS N10276 pipe fittings
Hastelloy C276 Pipe Fittings Tolerance
Common Type Of Buttweld Fittings 45 degree elbows And 90 deg elbows fittings 180 Deg Returns
Normal Size Of Steel Pipe ID
at End
OD
at Bevel
WT For (Wall Thickness)
t / t1
Center-End Dai. A-B-C-M Back-Face Dai.
(K)
Center-Center Dai.
(O)
Align-ment of Ends
(U)
3 a 3 1/2 1,6 1 less 2 7 7 1
1/2 a 2 1/2 0,8 1 Not 2 7 7 1
32 a 48 4,8 +7 -5 5
4 1,6 +2 -1 than 2 7 7 1
8 1,6 2 of nominal 2 7 7 1
5 a 6 1,6 +3 -1 87,50% 2 7 7 1
10 3,2 +4 -3 tickness 2 7 7 2
20 a 24 4,8 +6 -5 3 10 2 7
12 a 18 3,2 +4 -3 3 10 2 7
26 a 30 4,8 +7 -5 3
If you are looking for quick delivery of UNS N10276 unequal cross and return bends with Brinell hardness test ? Get quote now !!
Alloy C276 elbow chemical composition
Grade C Cr Si Fe S P Mo Mn Co Ni V W
Hastelloy C276 fittings 0.01% maximum 20.0-22.5% 0.08% maximum 2.00-6.00% 0.02% maximum 0.02% maximum 12.5-14.5% 0.50% maximum 2.50% maximum balance 0.35% maximum 2.50-3.50%
ASTM B366 UNS N10276 fittings mechanical properties
Grade Yield Strength Hardness, Brinell Tensile Strength Elongation at break
Hastelloy C276 fittings 300 MPa 210 680 MPa 50%
Equivalent grades of Nickel alloy C276 tee
STANDARD JIS EN UNS WERKSTOFF NR. GOST BS OR
Hastelloy C276 fittings NW 0276 NiMo16Cr15W UNS N10276 2.4819 ХН65МВУ ЭП760
Physical properties of hastelloy c276 fittings
MELTING POINT (°C) 1325 – 1370
FITTINGS DENSITY (LB/IN 3) 0.321
DENSITY (G/CM 3) 8.89
FITTINGS MELTING POINT (°F) 2415 – 2500
What are the most common Hastelloy C276 fittings schedules used in industrial applications?

Numerous industries, from wastewater treatment to natural gas plants, use these components for superior performance. Buyers can find Hastelloy C276 fittings in different schedules based on their requirements. Standard options are SCH 10S to 80S.

XXS schedules and customer-specified dimensions are also available for a UNS N10276 unequal cross.
Here, the schedule refers to the thickness of the fittings and varies by the application temperature and pressure.

What criteria should I use to compare the reliability and quality of Nickel alloy C276 tee from various supplier?

Your purchase decision for a Nickel alloy C276 tee may depend on various factors, including availability, price, and delivery time. However, given the criticality of the industries employing these fittings, ascertaining their safety and performance is paramount.

We recommend demanding a thorough Mill Test Certificate with complete traceability and test results of NDT procedures, radiography, and ultrasonic examination. Buyers can also assess the reliability of a B366 WPHC276 equal tee supplier from its portfolio, client base, and position in the global market. It is best to refer to trusted B2B portals to select a suitable vendor.

How do you ensure the quality of DIN 2.4819 reducer during production?

Impeccable corrosion resistance permits these pipe fittings to fulfil requisite roles in heavy-duty applications, like marine engineering and offshore oil production. A DIN 2.4819 pipe fittings can join pipes of separate diameters in both reducing and oxidizing conditions.

Trusted manufacturers source premium raw materials and maintain strict quality controls during production. It involves inspection and testing at prime steps, like melting and forming. One of the principal checks is the chemical composition, using a direct-reading spectrum analyzer. Corrective actions are taken during the manufacturing process to meet the tolerance standards.

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