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ASTM A789 UNS S31803 Duplex Stainless Steel Tubing Seamless Good Weldability

Categories Stainless Steel Tubing
Brand Name: Y & G
MOQ: Negotiation
Price: Negotiable
Payment Terms: L/C, T/T
Supply Ability: 8000MT/Month
Delivery Time: 25-35 days
Packaging Details: Exporting package/wooden box / per customers’ requirement
Material: S31803
Standard: ASTM A790
Type: Seamless
Length: 18000max.
Inspection: The third party is acceptable
Heat treatment: Solution, Annealed
Surface Condition: Polished, Pickled
Certificate: EN 10204 3.1
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ASTM A789 UNS S31803 Duplex Stainless Steel Tubing Seamless Good Weldability

ASTM A789 UNS S31803 Duplex Seamless Stainless Steel Tube

Supply Ability
Supply Ability:
800 Ton/Tons per Month
Packaging & Delivery
Packaging Details
Bundled by nylon sheet , and put into wooden case.
Other packing as per customer requirement.
Port
Shanghai
Size Range:
Outer DiameterTolerance
6~300.15/-0.2
>30-50±0.30
≤50±0.75%D
Wall ThicknessTolerance
D≤3820%/t, -0
D>3822%/t, -0
BendTolerance
T≤151.5mm
T≤151.5mm

Chemical Composition(%)(max.):

UNS

Designation

CMnPSSiNiCrMoN
S318030.032.000.030.021.04.5-6.521.0-23.02.5-3.50.08-0.20
Tensile and Hardness Requirements:
UNS Designation

Tensile Strength,

min,Mpa

Yield Strength,

min Mpa

Elongation in 2in,

or 50mm, min,%

Hardness, max
HBWHRC
S318036204502529030
Features:
1.Superior resistance to general and local corrosion, especially to stress corrosion, pitting corrosion, crevice corrosion, corrosion fatigue and abrasion & corrosion.
2.Good weldability
3.Good mechanical properties
4.Excellent intergranular corrosion resistance
5.High cost-effectiveness, long life time
Quality ASTM A789 UNS S31803 Duplex Stainless Steel Tubing Seamless Good Weldability for sale
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