Specifications
Brand Name :
YUHONG
Model Number :
UNS S31803
Certification :
ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2015, IEI
Place of Origin :
CHINA
MOQ :
500KGS
Price :
Negotiation
Payment Terms :
L/C AT SIGHT, T/T
Supply Ability :
10000 TONS PER MONTH
Delivery Time :
Depends on quantity
Packaging Details :
Ply-wooden Case Or Iron Case
Inspection :
RT, UT, PT
TYPE :
SEAMLESS
Size :
1/2"~24"
WT :
SCH10/STD/40/XS/80/160/XXS
Description

Duplex Steel Pipe Fittings Reducer Tee ASTM A815 UNS S31803 Pipe Branch Oil gas

Overwiew

ASTM A815 is the standard specification for forged ferritic, ferritic/austenitic and martensitic stainless steel pipe fittings.

UNS S31803 has a high chromium content, which gives the equal tee good corrosion resistance. It exhibits very high resistance to stress corrosion cracking even in chloride and sulfide environments. However, it will cause embrittlement at temperatures above 300°C.

In addition, UNS S31803 isotropic tee has good strength and elongation. At low temperatures, its notched ductility is better than that of ferritic and martensitic grades. Its working temperature is at least -50°C.Therefore, this stainless steel fitting is ideal for low-temperature applications.

Mechanical Properties of ASTM A815 UNS S31803 Reducer Tee

Density Melting Point Yield Strength (0.2%Offset) Tensile Strength Elongation
7.8 g/cm3 1350 °C (2460 °F) Psi – 80000 , MPa – 550 Psi – 116000 , MPa – 800 15 %

Equivalent Grades of ASTM A815 UNS S31803 Reducer Tee

STANDARD WERKSTOFF NR. UNS
ASTM A815 WPS 31803 Duplex Fittings 1.4462 / 1.4462 S31803 / S32205

Chemical Composition of ASTM A815 UNS S31803 Reducer Tee

C N P Si Mn Mo Fe Cr S Ni
1.0 0.03 0.02 2.0 3.0 – 3.5 22.0 – 23.0 0.03 4.5 – 6.5 0.14 – 0.2 Bal

Application

Oil and gas

Chemical

Marine environments

Pollution control equipment

Duplex Steel Pipe Fittings Reducer Tee B16.9  ASTM A815 UNS S31803 Pipe Branch

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Duplex Steel Pipe Fittings Reducer Tee B16.9 ASTM A815 UNS S31803 Pipe Branch

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Brand Name :
YUHONG
Model Number :
UNS S31803
Certification :
ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2015, IEI
Place of Origin :
CHINA
MOQ :
500KGS
Price :
Negotiation
Contact Supplier
Duplex Steel Pipe Fittings Reducer Tee B16.9  ASTM A815 UNS S31803 Pipe Branch
Duplex Steel Pipe Fittings Reducer Tee B16.9  ASTM A815 UNS S31803 Pipe Branch
Duplex Steel Pipe Fittings Reducer Tee B16.9  ASTM A815 UNS S31803 Pipe Branch
Duplex Steel Pipe Fittings Reducer Tee B16.9  ASTM A815 UNS S31803 Pipe Branch

Yuhong Group Co.,Ltd

Verified Supplier
13 Years
zhejiang, ningbo
Since 2007
Business Type :
Manufacturer, Distributor/Wholesaler, Importer, Exporter, Trading Company, Seller, Other
Total Annual :
50M-70M
Employee Number :
50~850
Certification Level :
Verified Supplier
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