A234 Wpb 4" Sch80 Carbon Steel Elbow Butt Weld Fitting

• Customization: Available
• After-sales Service: Yes
• Warranty: 10 Years
• Model NO.: BW elbow
• Connection: Flange
• Shape: Equal
• Head Code: Round
• Angle: 45, 60, 90 Degree
• Wall Thickness: STD
• Material: Carbon, Stainless, Alloy Steel
• Technics: Hot-pressed
• Certification: ASME, ANSI, DIN, BS, GS
• Color: Silver
• Coating: Oil, Black Painting, Epoxy,3PE
• Shipment: Container or Bulk Vessel
• Payment Term: T/T, L/C
• Trade Term: Fob, CIF, C&F
• Use1: Steam Pipeline/Conveying Gas/Water/Oil
• Use2: Manufacture Pipeline /Vessels/Equipment
• Delivery Time: 7-30 Days
• Package: by Bundle/Ply-Wooden Case
• 3rd Party Inspection: SGS/TUV/BV etc.
• Delivery Condition: Annealed, Normalized, Normalized and Tempered
• Inspections and Tests Performed: Ut, Rt, Et
• QC Inspection: 100% Inspection Before Package and Delivery
• Customized: Customized Are Welcome
• Process: Made From Bar
• Casting Size /Dimensions: 1/4"-8"
• Transport Package: Wooden Box/Pallet
• Specification: 1/2"-72"
• Trademark: EZSTEEL
• Origin: China
• HS Code: 73079300
• Production Capacity: 50000tons

Product Description

A234 WPB 4" Sch80 Carbon Steel Elbow Butt Weld Fitting

4" SCH80 Steel Return Bend Elbow is a high-quality carbon steel butt weld pipe fitting designed for high temperature and high-pressure pipeline systems.

The return bend elbow is specifically engineered to change the direction of pipeline flow while maintaining structural integrity, pressure resistance, and durability.

This type of elbow is widely used in industrial piping systems, petrochemical plants, power plants, refineries, and heat exchanger pipelines, providing reliable service in high-temperature and high-pressure environments.

Manufactured in accordance with ASTM / ASME / ANSI standards, these pipe fittings are suitable for both oil, gas, and chemical processing systems.

Specification

1. Standard & Material
Standard: ASTM A234 / ASME B16.9
Material: Carbon Steel / Stainless Steel (optional)
Schedule: SCH80 (Schedule 80)
Pipe Type: Return Bend Elbow / Butt Weld Pipe Fitting
Application: High Temperature and High Pressure Pipelines, Petrochemical Industry, Power Plants, Refineries, Heat Exchanger Systems

2. Product Advantages
Engineered for high temperature and high-pressure pipeline systems
Manufactured with precision butt weld ends for strong connections
Available in carbon steel and stainless steel options
Can be customized for diameter, wall thickness, bend radius, and angle
Reliable performance in industrial, petrochemical, and power generation pipelines

Application & Service Attributes

Service Environment: High-pressure industrial piping
Industries: Oil & Gas, Petrochemical, Power Generation, Chemical Processing, Water Treatment, HVAC
Fluid Services: Water, Steam, Oil, Gas, Chemicals (compatible with carbon steel)
Installation: Permanent welded connection (butt weld)
Maintenance: Low maintenance (welded joint integrity)
Code Compliance: ASME B31.1 (Power Piping) / B31.3 (Process Piping) applicable

Technical Specifications

Element	Mass Fraction (%)	Element	Mass Fraction (%)
Carbon (C)	≤ 0.30	Manganese (Mn)	0.29 – 1.06
Phosphorus (P)	≤ 0.050	Sulfur (S)	≤ 0.058
Silicon (Si)	≥ 0.10	Nickel (Ni)	≤ 0.40
Chromium (Cr)	≤ 0.40	Molybdenum (Mo)	≤ 0.15
Copper (Cu)	≤ 0.40	Vanadium (V)	≤ 0.08

Chemical Composition of Carbon Steel Elbow Materials (Typical %)

Grade / Standard	C	Mn	P	S	Si	Cr	Mo	Ni	Cu
ASTM A234 WPB	≤0.30	0.29–1.06	≤0.050	≤0.058	≤0.10	≤0.40	≤0.15	≤0.40	≤0.40
ASTM A420 WPL6	≤0.30	0.60–1.35	≤0.035	≤0.040	≤0.15	≤0.30	≤0.12	≤0.40	≤0.40
ASTM A860 WPHY 52	≤0.20	1.00–1.45	≤0.025	≤0.015	≤0.40	≤0.30	≤0.25	≤0.50	≤0.40
ASTM A860 WPHY 60	≤0.20	1.00–1.45	≤0.025	≤0.015	≤0.40	≤0.30	≤0.25	≤0.50	≤0.40
ASTM A860 WPHY 70	≤0.20	1.00–1.45	≤0.025	≤0.015	≤0.40	≤0.30	≤0.25	≤0.50	≤0.40
ASTM A105 (Forged)	≤0.35	0.60–1.05	≤0.035	≤0.040	0.10–0.35	≤0.40	≤0.12	≤0.40	≤0.40
EN 10253-2 P235GH	≤0.16	0.60–1.20	≤0.025	≤0.015	≤0.35	–	–	–	–
EN 10253-2 P265GH	≤0.20	0.80–1.40	≤0.025	≤0.015	≤0.40	–	–	–	–
EN 10253-2 P355NH	≤0.20	0.90–1.60	≤0.025	≤0.015	≤0.50	–	–	–	–

Inspecting

To ensure high-quality and reliable products, each elbow undergoes:

Dimensional inspection
Visual inspection
Hydrostatic pressure test (as required)
Material certificate verification (ASTM / ASME compliance)
Surface and weld inspection
All products comply with international quality standards.

Delivery and Packing

All our products undergo individual inspection in compliance with specified standards prior to packaging. Only those that pass the inspection are packaged in accordance with export criteria.

All products of our products  can be transported by various means, such as full container shipping, less than container load shipping, air freight, etc. Our company will formulate the optimal transportation plan for each order to save customers' procurement costs

Production Workshop

EZsteel operates a modern, well-equipped workshop for the production of seamless and welded steel pipes. Our facility ensures high precision, consistent quality, and fast delivery for global customers.

Key Highlights:

Advanced Machinery – Hot rolling, cold drawing, welding, and heat treatment equipment.
Strict Quality Control – In-house testing labs to meet ASTM, ASME, EN, DIN, GOST standards.
Custom Production – Flexible diameters, wall thicknesses, lengths, and surface treatments.
Skilled Workforce – Experienced technicians guarantee accuracy and reliability.
Efficient Logistics – Fast handling and worldwide shipping for timely delivery.

Company Profile

EZ STEEL INDUSTRIAL CO.,LTD is the export division and window company of EZ STEEL GROUP, which was founded in 1994 and has been committed to the development and manufacturing of steel tubes in the past 20 years. It is one of the largest steel pipe manufacturing enterprise groups in China. The group possess fixed assets over 200million YUAN and more than 800 employees with annual production capacity over 300000t.

EZ Exhihibitions

EZ Advantages

1. Wide Product Range – Carbon steel, stainless steel, alloy steel, seamless & welded pipes.

2. International Quality Standards – Meets ASTM, ASME, EN, DIN, GOST, with MTC 3.1 certificates.

3. Advanced Manufacturing – Cold drawn, hot rolled, and welded production lines for precision and durability.

4. Custom Solutions – Flexible diameters, wall thicknesses, lengths, and surface treatments.

5. Global Shipping & Service – Fast worldwide delivery and professional after-sales support

FAQ

Q: What's your delivery time?
A: Our normal delivery time is 7-30 days, and it depends on your quantity and items. Of course, if you need products urgently, we also will consider arranging it firstly.
 
Q: What's the price of your product?
A: Our prices are based on the material grade, size, quantity and physical performance etc. So if you can offer us the detailed information, then we can give you the best reasonable price. Also, we can do special size and color for customers.
 
Q: What's your after-sales service?
A: We have two ways to handle claims by replacement and deduction. Of course, if the materialis not good used by wrong parameter from customer, we won't be responsible.
 
Q: Why do you think I will want to buy from you?
A: We have advantages with 25 years of professional experiences in manufacturing & designing, advanced technology & the first-class equipment, perfect logistics management, high-quality after-sales service and competitive price.
 
Q:Can I visit your plant before placing an order?
A:Of course, we welcome and respect all clients' plant visits.