High-Strength LPG Tank Semi-Trailer – China Supplier

Product Overview

This high-strength LPG tank semi-trailer is a 3-axle pressure vessel transport vehicle designed for the safe and efficient overland delivery of liquefied petroleum gas (LPG), including propane and propane-butane mixtures. Built with high-strength pressure vessel steel plate, the tank undergoes fully automatic welding and non-destructive testing to ensure reliable performance under high pressure and corrosive conditions.

The trailer is equipped with explosion-proof safety valves, emergency shut-off devices, and flame-retardant piping, providing dual-layer safety protection for Class 2.1 dangerous goods transport. It is suitable for bulk LPG distribution from refineries and terminals to gas depots, filling stations, and industrial users.

Key Specifications

Parameter	Value
Product name	High-Strength LPG Tank Semi-Trailer
Vehicle type	3-axle LPG transport semi-trailer
Tank capacity	40 – 60 m³ (customizable)
Design pressure	1.77 MPa
Working pressure	≤ 1.61 MPa
Design temperature	-20°C to +50°C
Tank material	High-strength pressure vessel steel
Tank shape	Cylindrical
Axles	3 × 13T (FUWA / BPW optional)
Suspension	Mechanical / Air suspension
King pin	90# / 50#
Landing gear	JOST 28T
Tires	12R22.5 / 11.00R20
Braking system	Dual-circuit air brake with ABS
Safety devices	Explosion-proof safety valve, emergency shut-off valve, flame-retardant piping
Certification	ISO9001, GB, ASME (optional)
Medium	LPG (propane / propane-butane mixture)
Dangerous goods class	Class 2.1

Tank and Safety Configuration

Component	Specification
Tank material	High-strength pressure vessel steel plate
Welding process	Fully automatic welding
NDT	100% non-destructive testing (X-ray)
Safety valve	Explosion-proof type
Emergency shut-off	Emergency shut-off device included
Piping	Flame-retardant piping
Level gauge	Magnetic flap type or float type
Pressure gauge	Included
Thermometer	Included
Manhole	DN450 or as required
Gas / liquid phase openings	DN25 / DN50

Chassis and Running Gear

Component	Specification
Axle	3 × 13T, FUWA / BPW optional
Suspension	Mechanical leaf spring or air suspension
Tire	12R22.5 / 11.00R20 (12 pcs)
King pin	90# or 50#
Landing gear	JOST 28T
Brake system	Dual-circuit air brake with ABS
Electrical system	24V, LED lights
Side guard	Aluminum alloy or steel
Rear guard	Steel with impact protection

Key Features

High-Strength Tank Construction

High-strength pressure vessel steel plate
Fully automatic welding for consistent seam quality
100% non-destructive testing for structural integrity
Designed for 1.77 MPa design pressure
Corrosion-resistant for long service life

Dual-Layer Safety Protection

Explosion-proof safety valve
Emergency shut-off device
Flame-retardant piping
Suitable for Class 2.1 dangerous goods transport

Flexible Configuration

Tank capacity customizable from 40 to 60m³
Optional FUWA or BPW axles
Mechanical or air suspension options
Customizable compartments and piping layout

Reliable Running Gear

3 × 13T axle configuration
Dual-circuit air brake with ABS
JOST 28T landing gear
12R22.5 or 11.00R20 tires

Applications

LPG transport from refineries to distribution depots
Bulk propane delivery to gas filling stations
Industrial LPG supply for manufacturing and heating
Cross-regional LPG logistics
Temporary or remote LPG storage supply

Why Choose This High-Strength LPG Tank Semi-Trailer

Buyers searching for an LPG tank semi-trailer for sale from China will find this 3-axle model offers a practical balance of capacity, safety, and durability. The combination of high-strength pressure vessel steel, fully automatic welding, 100% NDT, and dual-layer safety protection makes it suitable for demanding LPG transport operations.

Whether you need a single unit or a fleet solution, our team can assist with configuration selection, documentation, and shipping arrangements. Contact us for the latest price and availability.

Frequently Asked Questions (FAQ)

Q1: What is the capacity range of this LPG tank semi-trailer?
A: The tank capacity is customizable from 40 to 60 cubic meters.

Q2: What is the design pressure?
A: The design pressure is 1.77 MPa with a working pressure of ≤ 1.61 MPa.

Q3: What materials are used for the tank?
A: The tank is constructed from high-strength pressure vessel steel plate with fully automatic welding and 100% NDT.

Q4: What safety devices are included?
A: Explosion-proof safety valve, emergency shut-off device, and flame-retardant piping.

Q5: What axle options are available?
A: 3 × 13T axles with FUWA or BPW options.

Q6: What suspension types are available?
A: Mechanical leaf spring or air suspension.

Q7: What is the dangerous goods classification?
A: Class 2.1 for LPG (propane / propane-butane mixture).

Q8: Is this trailer available for export?
A: Yes, this LPG tank semi-trailer is available for export. Buyers looking for a China LPG tank semi-trailer for sale can contact us for configuration and shipping details.

3 axle LPG trailer

High-Strength LPG Tank Semi-Trailer – 3 Axle, 40-60m³