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250x250mm Carbon Steel Automatic Tube Mill for Square Pipe

Name: 250x250mm Carbon Steel Automatic Tube Mill for Square Pipe
Brand: Hebei Tengtian Welded Pipe Equipment Manufacturing Co.,Ltd.
SKU: 200x200
Price: 50,000.00 USD
Availability: InStock

Product Details:

Place of Origin:	China
Brand Name:	TENGTIAN
Certification:	CE ISO9000 BV
Model Number:	200x200

Detail Information

Place of Origin:

China

Brand Name:

TENGTIAN

Certification:

CE ISO9000 BV

Model Number:

200x200

Machine Name:

250x250mm High Precision Automatic Tube Mill Carbon Steel Automatic

Product:

Square Pipe

Feature:

PLC Control

Material:

Carbon Steel

Other Pipe:

Only Square Pipe

Max Size:

250x250mm

Thickness:

3mm

Length:

6-12m

Rollers:

Include

Model:

250x250

Key Words:

Automatic Tube Mill

Highlight:

High Light

Highlight:

250x250mm square tube mill

high precision square tube mill

250x250mm automatic tube mill

Trading Information

Minimum Order Quantity:

1 set

Price:

$100000 to $1 million

Packaging Details:

standard export package

Delivery Time:

90 wording days

Payment Terms:

L/C,T/T,Western Union,MoneyGram

Supply Ability:

5 set/month

Product Description

250x250mm High Precision Automatic Tube Mill Carbon Steel Automatic

Product Specifications

Attribute	Value
Machine Name	250x250mm High Precision Automatic Tube Mill Carbon Steel Automatic
Product	Square pipe
Feature	PLC control
Material	Carbon steel
Max size	250x250mm
Thickness	3mm
Length	6-12m

Machine Overview

The 250x250mm High Precision Automatic Tube Mill is designed to produce welded steel pipes using an automated method. Featuring advanced roll pass design, this production line manufactures welded steel pipes with excellent machining quality and high precision assembly.

This system is specifically engineered to produce square pipes ranging from 100x100mm to 250x250mm, with thickness from 1-3mm. The equipment incorporates innovative design elements from both domestic and international standards, with full PC/computer control for advanced operation and maintenance.

Technical Specifications

Material Specifications
Standard	International standard tube mill machine
Material	Carbon steel
Mechanical properties	σb≤520Mpa, σs≤365MPa
Strip Width	400-1000mm
Strip Thickness	1-3mm
Inner Diameter of Coils	Φ508mm
Outer Diameter of Coils	Φ1300～φ2000mm
Coil Weight	≤10T
Pipe Specifications
Pipe Diameter	Square pipe: 100x100-250x250mm
Thickness	1-3mm
Length	6-12m
Pipe-cutting Precision	0-6mm
Forming Speed	Max 100m/min for 1mm thickness

Required Buyer-Supplied Infrastructure

Workshop: 95x12m, H＞5m (with crane to ground)
Power: Approximately 850KW 380V/60Hz/3phases
Circulation Cooling Water (whole system): Flow:30+30 CBM, Pool Volume:40m³
Compressed Air (whole system): Flow:5m³/min, Pressure: 5-7kg/cm²
All external cables to be supplied by buyer after machine installation

Production Process

Strip steel to coil → Uncoiler → End straightener → Flattener → Shear welder → Storage material unit → Forming, welding, cooling → Accurate pipe diameter sizing → Accurate pipe length sizing and cutting → Inspection → Packaging

Quality Assurance & Service

Our technical personnel will be on-site for equipment installation, commissioning, and operator training. The machine comes with a 12-month warranty from the date of arrival. Under normal operating conditions, we provide free repair or replacement for any quality-related issues that prevent normal operation.

Product Images