Product

微信图片_20260910131443_882_1

微信图片_20260910131443_882_1

微信图片_20260910131445_884_1

微信图片_20260910131445_884_1

微信图片_20260910131444_883_1

微信图片_20260910131444_883_1

微信图片_20260910132247_887_1

微信图片_20260910132247_887_1

ꁆ ꁇ

Round ERW Steel Pipe Large Diameter 24 Inch Welded Tube

ꄴPrevious： Reliable Carbon ERW Steel Pipe Q235 Specification Chinese Origin

ꄲNext： Black Steel Carbon Steel ERW Scaffolding Pipe

Basic Product Identification

Official Product Name	Round ERW Steel Pipe Large Diameter 24 Inch Welded Tube
Product Category	Electric Resistance Welded (ERW) Carbon Steel Pipe
Place of Origin	Tianjin, China
Brand Name	Customizable / OEM Supported
Minimum Order Quantity	5 Metric Tons
Delivery Lead Time	Within 15 days after receiving advance payment
Payment Terms	T/T, L/C, D/P, D/A, Negotiable
Supply Capacity	2000 Metric Tons Per Month

Nominal Diameter	24 Inch (DN600)
Outer Diameter	609.6mm / 24 Inch
Wall Thickness Range	5.0 mm-22.0mm
Standard Available Length	6m (20ft), 12m (40ft)
Customized Length	5.8m, 11.8m, up to 24m
Section Shape	100% Round
Dimensional Tolerance	OD ±1%, WT ±10%, Length ±5mm

International Compliance Standards

API Standards	API 5L, API 5CT
ASTM Standards	ASTM A53 Gr.A / Gr. B, ASTM A252, ASTM A500, ASTM A135
European Standards	EN 10224, EN 10219, EN 10217, BS 1387, BS 1139
Chinese National Standards	GB/T 3091, GB/T 9711, GB/T 13793
Australian Standard	AS 1163
Certifications	ISO 9001, CE, BSI, SGS Third-Party Testing Approved

Steel Grades

Available Steel Grades	Mechanical Property Data
Q195, Q215, Q235B, Q345B	Tensile Strength 370MPa - 600MPa, Yield Strength ≥235MPa
S235JR, S275JR, S355JR	Tensile Strength 360MPa - 510MPa, Yield Strength ≥235MPa
L235, L245, L355, X42-X70	Tensile Strength 415MPa - 570MPa, Yield Strength ≥245MPa
GR.A, GR. B, J55, P195 - P460	Matched to corresponding API and ASTM standard requirements

Pipe End Processing

Plain Square Cut	Clean 90° cut, no burrs
30° Beveled End	For on-site welding construction
Roll Grooved End	Comply with ISO 6182-12 for fire protection systems
Threaded End	BSPT (ISO 7-1) / NPT (ANSI B1.20.1) with coupling
End Protection	Plastic pipe cap, iron protector, steel ring welded on OD

Surface Treatment

Black Varnish / Black Paint	Anti-rust for short-term outdoor storage
Hot Dip Galvanized	Zinc coating 100-500g/㎡ for corrosion resistance
Anti-Rust Oil	Bare pipe with oil layer for mechanical processing
Fusion Bonded Epoxy (FBE)	Buried water and sewage pipeline anti-corrosion
3PE / Polyester Resin Coating	Long-distance oil and gas transmission pipeline
Red Paint	Special for fire fighting pipeline marking

Production Process & Quality Control

Core Production Process	Quality Control Steps
Raw Material Uncoiling & Inspection	Full chemical composition spectrum analysis for steel coil
Cold Forming	Computer controlled closed-loop sizing to ensure roundness
High Frequency Electric Resistance Welding	No untempered martensite left after seam heat treatment
Inner & Outer Weld Flash Removal	Smooth weld surface without protrusions
Flying Saw Precision Cutting	Length error controlled within ±5mm
Hydrostatic Testing	Test pressure up to 2.5MPa according to standard
Eddy Current / Ultrasonic Test	100% non-destructive inspection for weld seam
Final Dimension & Appearance Check	Before packaging and delivery

Application

Main Application Industries	Detailed Usage
Oil & Gas Transmission	Onshore low and medium pressure oil, natural gas gathering lines
Water & Aqueous Liquid Conveyance	Municipal water supply, cold and hot water lines, sewage pipelines
Fire Protection System	Large diameter fire fighting main pipeline for industrial plants
Structural Engineering	Steel structure building piling, bridge foundation support
HVAC System	Large caliber heating and cooling circulating pipeline
Construction & Scaffolding	Heavy duty scaffolding pipe for high-rise building projects
Agricultural Facilities	Large greenhouse main frame, farm irrigation main pipe

Packaging & Shipping

Regular Packaging	Bundled with 5-7 high strength steel strips
Anti-Corrosion Packaging	Wrapped with waterproof PVC plastic film
Container Loading	Smaller pipes can be inserted into 24 inch pipe to save space
Shipment Port	Tianjin Xingang Port, China
Transport Mode	20ft / 40ft Container, Bulk Carrier for large quantity

Competitive Advantages

Competitive Advantages	Value for Buyers
Cost Effective	15% lower price than submerged arc welded longitudinal steel pipe
High Dimensional Accuracy	Uniform wall thickness, minimal eccentricity, excellent roundness
High Production Efficiency	60-240 pieces per hour, fast delivery for bulk orders
Strict Weld Quality	Heat treated weld seam eliminates hidden corrosion risks
Full Customization Support	Special wall thickness, length, coating can be produced on demand
Free Sample Available	500mm length free sample for customer quality inspection

Product Display

Home ꄲ Product

Copyright: Shandong Hongqixiang Metal Products Co., Ltd.

Whatsapp: 8617862569838

Whatsapp: 8615174002811

Email: yara@hqxsteelpipe.com

Add: Chuangye Building, Liaocheng Economic Development Zone, Shandong Province

Hotline:

Phone:

+8617862569838

Whatsapp