ASTM A403 WP347h Fittings, 347 Stainless Steel Buttweld (45°, 90°, 180°) Elbow, UNS S34700 Unequal Tee, WNR 1.4961 Piggable Bend Pipe Fittings

347h Stainless Steel Pipe Fittings
Torrent Alloys
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Stainless Steel 347h BW 1D, 1.5D, 3D, 5D, 10D Elbow Specifications

  • Dimensions:

    ASME/ ANSI B16.9 | ASME B16.28 | MSS-SP-43 | BS1560 | BS4504 | BS10.

  • Size:

    1/2"NB TO 48"NB IN.

  • Type:

    Seamless and Welded.

  • Thickness:

    Schedule 5S, 10S, 20S, S10, S20, S30, STD, 40S, S40, S60, XS, 80S, S80, S100, S120, S140, S160, XXS.

  • Form:

    Elbow, Equal Tee, U Pipe Bend, Long & Short Stub End, Caps, Lap Joint Stub End

  • ASTM Standard / Grades:

    ASTM A403 / ASME SA403 304, 304L, 304H, 316, 316L, 316H, 316Ti, 310, 310s, 310h, 317, 317L, 321, 321h, 347, 347h, 904L

Reliable manufacturer of Stainless Steel 347h Long Radius & Short Radius Elbow, Long & Short Stub End, DIN 1.4961 Lap Joint Stub End, EN X6CrNiNb18-12 U Bend, JIS SUS347H Equal Tee, End Cap, BS 347S51 Hot Induction Bend Pipe Fittings

Stainless steel 347H pipe fittings offer enhanced properties over standard 347 due to their higher carbon content, which provides improved high-temperature strength and creep resistance. This makes 347H particularly suitable for applications involving elevated temperatures, such as in refineries, thermal processing industries, and high-temperature chemical environments. Compared to 347, 347H exhibits superior mechanical properties at temperatures above 800°C (1472°F), ensuring reliability under demanding thermal conditions while maintaining excellent corrosion resistance and weldability characteristic of stainless steel alloys.

Stainless steel 347H elbows are essential components in piping systems where durability and corrosion resistance are paramount. Their ability to withstand high temperatures and maintain structural integrity under demanding conditions makes them ideal for industries such as refineries, petrochemical plants, and thermal processing facilities. Available in various types like long radius, short radius, 90°, 45°, and 180° bends, these elbows facilitate efficient flow redirection and are crucial for maintaining smooth operations and structural integrity in complex piping networks.

ASTM A403 WP347H fittings undergo meticulous packing and inspection processes to ensure quality and integrity. Typically, fittings are carefully packed to prevent damage during transit, utilizing materials such as wooden cases, pallets, or crates, along with protective wrapping. Inspections include visual checks for surface defects, dimensional measurements to verify adherence to ASTM standards, and material tests like chemical composition analysis and mechanical property testing. Non-destructive testing methods such as ultrasonic examination and dye penetrant inspection further validate the fittings' quality, ensuring they meet stringent specifications before delivery to ensure reliable performance in high-pressure and high-temperature applications.

ASME B16.9 / B16.28 Standards
MSS SP-43 Standards
DIN Standards
EN Standards
JIS Standards
BS Standards

Equivalent Grades of SS 347h Buttweld Pipe Fittings

ASTM EN (DIN) JIS UNS GOST BS AFNOR
347 1.4550 (X6CrNiNb18-10) SUS347 S34700 08Х18Н12Б 347S31 Z6CNNb18-10

Chemical Composition of Stainless Steel 347h Elbow Fittings

Grade C (max) Mn (max) Si (max) P (max) S (max) Cr Ni Mo N Other Elements
347 0.08 2.00 0.75 0.045 0.030 17.0-19.0 9.0-13.0 - - Nb: 10(C+N)-1.0

Mechanical Properties of 347h SS Buttweld Tee

Grade Yield Strength (MPa) Tensile Strength (MPa) Elongation (%) Hardness (Rockwell B)
347 205 515-750 40 70-90

APPLICATIONS INDUSTRIES

347H pipe fittings are crucial in industries such as refineries, petrochemical plants, thermal processing, and power generation. They excel in high-temperature and corrosive environments, ensuring reliable performance and safety in demanding industrial applications.

Oil and Gas Industry
Chemical and Petrochemical Industry
Power Generation
Water Treatment
Food and Beverage Industry
Pharmaceutical Industry
Pulp and Paper Industry
Shipbuilding and Marine Industry
HVAC - Heating, Ventilation, and Air Conditioning