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ASTM A789 UNS S31803 Duplex Stainless Steel Tubing Seamless Good Weldability

Name: ASTM A789 UNS S31803 Duplex Stainless Steel Tubing Seamless Good Weldability
Brand: Y & G

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ASTM A789 UNS S31803 Duplex Stainless Steel Tubing Seamless Good Weldability

Large Image : ASTM A789 UNS S31803 Duplex Stainless Steel Tubing Seamless Good Weldability

Product Details:

Brand Name:	Y & G

Payment & Shipping Terms:

Minimum Order Quantity:	Negotiation
Price:	Negotiable
Packaging Details:	Exporting package/wooden box / per customers’ requirement
Delivery Time:	25-35 days
Payment Terms:	L/C, T/T
Supply Ability:	8000MT/Month

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ASTM A789 UNS S31803 Duplex Stainless Steel Tubing Seamless Good Weldability

Description

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
High Light:	stainless steel pipe , polished stainless steel tubing

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 Diameter	Tolerance
6~30	0.15/-0.2
>30-50	±0.30
≤50	±0.75%D
Wall Thickness	Tolerance
D≤38	20%/t, -0
D>38	22%/t, -0
Bend	Tolerance
T≤15	1.5mm
T≤15	1.5mm

Chemical Composition(%)(max.):

UNS

Designation

S31803

0.03

2.00

0.03

0.02

1.0

4.5-6.5

21.0-23.0

2.5-3.5

0.08-0.20

Tensile and Hardness Requirements:

UNS Designation

Tensile Strength,

min,Mpa

Yield Strength,

min Mpa

Elongation in 2in,

or 50mm, min,%

Hardness, max

HBW

HRC

S31803

620

450

290

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