ASTM A403 WP321-S 180° Elbow Stainless Steel Pipe Fitting

Price Negotiable

Price: Negotiable

MOQ: 1PC

Delivery Time: 15-20 Days

Brand: YUHONG

Product Description

ASTM A403 WP321-S 180° Elbow Stainless Steel Pipe Fitting

Brief Introduction

ASTM A403 WP321-S 180° elbow is a titanium-stabilized austenitic stainless steel pipe fitting, designed for pipeline direction change (180° U-turn) in industrial systems. It complies with ASTM A403 standard, features excellent anti-intergranular corrosion and high-temperature performance, easy to install, widely used in various medium transport pipelines requiring corrosion resistance and structural stability.

Chemical Composition (wt%)

Grade	C	Cr	Ni	Ti	Mn	Si	P	S
WP321-S (UNS S32100)	≤0.08	17.0-19.0	9.0-12.0	5*C-0.70	≤2.00	≤1.00	≤0.045	≤0.030

Typical Mechanical Properties

Mechanical Property	Standard Requirement (ASTM A403)	Typical Value
Yield Strength (Rp0.2), MPa	≥205	210-280
Tensile Strength (Rm), MPa	≥515	520-620
Elongation (A), %	≥35	38-45
Hardness (HB), Brinell	≤201	150-190
Impact Toughness (KV), J (-20℃)	≥60	70-90

Available Tests

Test Type	Standard
Chemical Composition Test (PMI)	Spectrometer
Tensile & Impact Test	ASTM E8/E8M, ASTM A370
Hardness Test	ASTM E10
Pressure Test (Hydrostatic/Pneumatic)	ASTM A403
Corrosion Resistance Test	ASTM G48
Dimensional & Visual Inspection	ASTM A403

Application Scope

Industry Field	Typical Applications
Petrochemical	Oil/gas pipeline U-turn, chemical reaction equipment pipeline fitting
Power Generation	Boiler, heat exchanger pipeline direction change fitting
Chemical Processing	Acid-base medium, organic solvent pipeline connection
Water Treatment	Seawater, sewage treatment pipeline U-turn fitting
Other	Food, pharmaceutical, metallurgy industry corrosion-resistant pipelines