350mm API High Frequency Tube Mill Machine for Carbon Steel Pipes

Price Negotiable

Price: $100000 to $1 million

MOQ: 1 set

Delivery Time: 90 wording days

Brand: TENGTIAN

Product Description

350mm API High Frequency Welding Tube Mill Machine

Product Specifications

Attribute	Value
Machine Name	Tube Mill Machine
Product	Round pipe and square pipe
Feature	PLC control
Material	Carbon steel
Max Size	350mm
Thickness	8mm
Length	6-12m
Rollers	Included
Model	350

Machine Overview

This high-precision tube mill machine is designed for producing welded steel pipes, including API round pipes. Featuring advanced roll pass design, it delivers superior quality welded steel pipes with high precision assembly.

Technical Specifications

Standard	International standard tube mill machine
Material	Carbon steel
Mechanical Properties	σb≤520Mpa, σs≤365MPa
Strip Width	600-1200mm
Strip Thickness	3-8mm
Inner Diameter of Coils	Φ508mm
Outer Diameter of Coils	Φ1300～φ2000mm
Coil Weight	≤12T
Pipe Diameter	Round pipe: φ180-350mm
Thickness	3-8mm
Length	6-12m
Pipe-cutting Precision	0-6mm
Forming Speed	Max 80m/min for 8mm thickness

Required Buyer-Supplied Infrastructure

Workshop: 95x12m, H＞5m (with crane to ground)
Power: Approx. 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, cutting
Inspection
Packaging

Quality Assurance & Service

Our technical personnel will be on-site for equipment installation, commissioning, and operator training. We provide a 12-month warranty from equipment arrival date. Under normal operation, we will repair or replace any defective parts free of charge.

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