UNS S31803 S32205 Duplex Stainless Steel Pipe 200mm Diameter ASTM A789 6-1000mm OD Range

Price Negotiable

Price: Negotiable

MOQ: 1 Metric Tons Per Size

Delivery Time: 15Days – 45Days Or Depends on the quantity

Brand: KORER

Product Description

Product Overview

UNS S31803/S32205 duplex stainless steel pipes with 200mm diameter, manufactured to ASTM A789 standards for demanding industrial applications.

Technical Specifications

Parameter	Specification
Production Standard	ASTM A789
Material Grade	UNS S31803 / S32205
Type	Welded Pipe
Outer Diameter Range	6mm - 1000mm
Wall Thickness Range	0.5mm - 20mm
Delivery Condition	Anneal or Pickled
Certifications	ISO 9001-2008, Manufacture License Of Pressure Tube

Chemical Composition

Element	S31803 (%)	S32205 (%)
C	≤0.03	≤0.03
Mn	≤2.0	≤2.0
P	≤0.03	≤0.03
S	≤0.02	≤0.02
Si	≤1.0	≤1.0
Ni	4.50-6.50	4.50-6.50
Cr	21.0-23.0	22.0-23.0
Mo	2.50-3.50	3.0-3.5
N	0.08-0.20	0.14-0.20

Quality Assurance

Third-party inspection available (SGS / BV / TUV)
Advanced NDT equipment for comprehensive testing
Mechanical property testing: tension, flattening, expansion, flange, reverse-bend
Leakage testing: ET, UT, RT or hydraulic test

Applications

Ideal for liquid delivery systems in paper/pulp, pharmaceuticals, dairy, food, beverages, and chemical industries where corrosion resistance and durability are critical.

Competitive Advantages