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Hastelloy Pipe ASTM B729 Alloy20 UNS N08020 Seamless Pipe 100% UT

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Hastelloy Pipe ASTM B729 Alloy20 UNS N08020 Seamless Pipe 100% UT

Brand Name : YUHONG

Model Number : ASTM B729 ALLOY20 (NO8020 / 2.4660 )

Certification : ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008

Place of Origin : China

MOQ : 1PC

Price : Negotiable

Payment Terms : T/T, L/C AT SIGHT

Supply Ability : 50 tons per month

Delivery Time : Depends on quantity

Packaging Details : Ply-wooden Case /Iron Case/ Bundle with plastic Cap

Standard : ASTM B729/ASME SB729

Material Grade : ALLOY20 (NO8020 / 2.4660 )

Thickness : SCH5-SCHXXS

Type : Seamless, Welded

Surface : Pickled and Annealed, Bright Annealed, Polished

Type of tube : Straight Tube

Special type : Thick Wall Pipe

Process : Hot/Cold Rolled,Hot work,Cold drawn

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Hastelloy Pipe ASTM B729 Alloy20 UNS N08020 Seamless Pipe 100% UT

YUHONG'S UNS N08020 Alloy 20 is an austenitic stainless steel with high resistance to pitting, corrosion and acidic environments. Its unique properties make it ideal for use in industries such as chemical processing, pharmaceutical, food and beverage, and water treatment. Alloy 20 Seamless Steel Tubes are manufactured as per standard specifications and are widely available in the market.

20cb3 Carpenter 20 Seamless Tube Chemical Composition

Alloy 20 Ni C Mo Mn Si Fe Cu S P Cr
32 – 38 0.02 max 2 – 3 1 – 2 0.7 max Bal 3 – 4 0.005 max 0.02 max 19 – 21

ASTM B729 UNS N08020 Alloy 20 Tube Mechanical Properties

Density Melting Point Yield Strength (0.2%Offset) Tensile Strength Elongation
8.1 g/cm3 1443 °C (2430 °F) Psi – 35000 , MPa – 241 Psi – 80000 , MPa – 551 30 %
2.4660 Alloy 20 Tube Equivalent specification

ALLOY UNS WERKSTOFF NR. AFNOR EN JIS BS GOST
Alloy 20 N08020 2.4660 Z2NCUD31-20AZ NiCr20CuMo – – –
Schedule Chart Of UNS N08020 Pipe
3 1/2" IPS( 4.000"O. D.)
1/8" IPS(.405"O. D.)
SCH 40, 10, 160, 80, XXH
SCH 40, 80
4" IPS(4.500"O. D.)
1/4" IPS(.540"O. D.)
SCH 40, 10, 160, 80, XXH
SCH 40, 10, 80
5" IPS( 5.563"O. D.)
3/8" IPS(.675"O. D.)
SCH 40, 10, 160, 80, XXH
SCH 40, 10, 80
6" IPS(6.625"O. D.)
1/2" IPS(.840"O. D.)
SCH 10, 5, 80, 40, 160, 120 XXH
SCH 5, 40, 10, 160, 80, XXH
8 ” IPS(8.625"O. D.)
3/4" IPS(1.050"O. D.)
SCH 10, 5, 80, 40, 160, 120 XXH
SCH 40, 10, 160, 80, XXH
10" IPS(10.750"O. D.)
1" IPS:(1.315′O. D.)
SCH 10, 20, TRUE 80(.500), 40, 80 (.500),
SCH 5, 40, 10, 160, 80, XXH
12" IPS(12.750"O. D.)
1-1/4" IPS(1.660"O. D.)
SCH 10, 20, TRUE40(.406), 40(.375), SCH80(.500)
SCH 40, 10, 160, 80, XXH
14" IPS(14.000"O. D.)
1-1/2" IPS(1.900"O. D.)
SCH10(.188), SCH40(.375)
SCH 40, 10, 160, 80, XXH
16" IPS(16.000"O. D.)
2" IPS(2.375"O. D.)
SCH10(.188), SCH40(.375)
SCH 40, 10, 160, 80, XXH
18" IPS (18.000"O. D.)
2 1/2" IPS(2.875"O. D.)
SCH-40 (.375)
SCH 40, 10, 160, 80, XXH
3" IPS( 3.500"O. D.)
SCH 5, 40, 10, 160, 80, XXH

Application of Alloy 20

  • Synthetic rubber production equipment
  • Processing of pharmaceuticals, plastics, organic and chemical products
  • Production equipment such as storage tanks, pipelines, heat exchangers, pumps, valves, etc
  • Pickling equipment
  • Chemical processing pipeline
  • Bubble hood
  • Petrochemical production equipment
  • Production of food and dyes

Hastelloy Pipe ASTM B729 Alloy20 UNS N08020 Seamless Pipe 100% UT


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