Welding Torch (Gun)

Product Specifications

Technical details and manufacturing context for Welding Torch (Gun)

Definition

A welding torch (also called a welding gun) is a critical component of welding systems, serving as the operator's interface for directing heat and material to create welds. As part of the Welding Power Source & Torch system, it connects to the power source via cables and typically includes a handle, trigger mechanism, nozzle, and consumable parts like contact tips and gas diffusers. It precisely controls the delivery of electrical current, shielding gas (in processes like MIG/TIG), and filler wire to create controlled fusion between metal workpieces. The torch is designed for use in fabricated metal product manufacturing, where it enables manual or semi-automatic welding operations. Its construction involves materials such as copper alloy for electrical and thermal conductivity, heat-resistant plastic for insulation and handling, ceramic for nozzle insulation, and stainless steel for structural components. Key parameters include rated current (200–500 A), duty cycle (35–60% at 60% duty cycle), cooling type (air or water), cooling water flow rate (1–2 L/min) and pressure (0.2–0.4 MPa), gas flow rate (10–20 L/min) and pressure (0.2–0.5 MPa), maximum operating temperature at the torch head (150–200 °C), insulation class (F–H), cable length (3–5 m), weight (0.5–1.5 kg without cable), and connector type (Euro/Quick). These values are reference ranges that must be confirmed for the specific model and application. The torch complies with IEC 60974-7 and DIN EN 60974-7 standards as procurement references, but this does not imply certification. Always verify model-specific values and standards with the legal manufacturer or supplier.

Working Principle

The welding torch receives electrical current from the power source and channels it through a contact tip to create an arc with the workpiece. In gas-shielded processes, it simultaneously delivers shielding gas through a nozzle to protect the molten weld pool from atmospheric contamination. For wire-fed processes, it mechanically feeds consumable electrode wire through the torch body to the arc zone. The operator controls arc initiation, wire feed, and gas flow via trigger mechanisms while manually manipulating the torch position.

Common Materials

Copper alloy, Heat-resistant plastic, Ceramic, Stainless steel

Technical Parameters

Parameter	Typical range	Notes & selection driver
Rated Current	200–500 A	Duty cycle based on rated currentIEC 60974-7
Duty Cycle	35–60 %	At 60% duty cycle, current deratesIEC 60974-7
Cooling Type	Air/Water	Water-cooled for high current
Cooling Water Flow Rate	1–2 L/min	Required for water-cooled torches
Cooling Water Pressure	0.2–0.4 MPa	Below 0.2 MPa may cause overheating
Gas Flow Rate	10–20 L/min	For shielding gas
Gas Pressure	0.2–0.5 MPa	Regulator setting
Maximum Operating Temperature	150–200 °C	At the torch head
Insulation Class	F–H	Class H for high tempIEC 60974-7
Cable Length	3–5 m	Standard lengths
Weight	0.5–1.5 kg	Without cable
Connector Type	Euro/Quick	Compatibility with wire feederDIN EN 60974-7

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM

Handle/Grip Part
Ergonomic interface for operator control and manipulation during welding

Material: Heat-resistant plastic/rubber composite
Contact Tip Part
Conducts electrical current to welding wire and guides wire to arc zone

Material: Copper or copper alloy
Nozzle
Directs shielding gas flow to protect weld pool from atmospheric contamination

Material: Copper or ceramic
Gas Diffuser
Distributes shielding gas evenly around the welding arc

Material: Copper or brass
Trigger Switch Part
Operator control for initiating/stopping welding current, wire feed, and gas flow

Material: Plastic with electrical contacts
Torch Body
The head that carries the tip, diffuser and nozzle, and routes current, wire and gas to them.
Wire Guide
Guides the electrode wire through the torch to the contact tip without kinking.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Welding Power Source & Torch

View system integration details

Manufacturers of Welding Torch (Gun)

Manufacturer profiles associated with Welding Torch (Gun).

Sourcing Welding Torch (Gun) from China?

Tell us your specification and target quantity — we will match it against manufacturer records and come back with the factories that fit.

Request manufacturers We manufacture this

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Frequently Asked Questions

What is the typical rated current range for a welding torch?

According to the directory, the rated current range is 200–500 A, based on IEC 60974-7. However, the exact value depends on the specific model and application, so always confirm with the manufacturer.

What cooling types are available for welding torches?

Welding torches can be air-cooled or water-cooled. Water cooling is required for high-current applications, with a cooling water flow rate of 1–2 L/min and pressure of 0.2–0.4 MPa. Verify these parameters for your torch.

What standards apply to welding torches?

The directory lists IEC 60974-7 and DIN EN 60974-7 as reference standards for welding torches. These standards are for procurement and verification, but they do not guarantee that a specific product is certified. Check with the supplier for compliance.

What is the maximum operating temperature at the torch head?

The maximum operating temperature at the torch head is listed as 150–200 °C. This is a reference range; the actual limit may vary by model. Always consult the manufacturer's specifications.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification

This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

Buyer enquiry

Request manufacturing insight for Welding Torch (Gun)

Ask for use case, specification boundaries, supplier type, and RFQ preparation information for this product.

Where it goes: Straight to the CNFX editorial desk, and to the manufacturer if this product is linked to a claimed profile. Nothing is broadcast to a supplier list.
Your details stay here: We do not sell or rent enquiry data, and we do not add you to a mailing list. Used only to answer this request.
No commission, no middleman: CNFX is a directory. We take no cut of any order and never negotiate on a supplier's behalf.
What we don't claim: A listing is not an endorsement. Qualify every supplier and verify every figure yourself before ordering.

pressure:	Up to 10 bar for gas systems, 0.5-5 bar for shielding gas flow
flow rate:	10-30 L/min (shielding gas), 2-10 m/min (wire feed)
duty cycle:	20-100% at rated current
temperature:	Ambient to 200°C (operating), up to 500°C (intermittent exposure)
current rating:	100-600 A (depending on model and duty cycle)

Product Specifications

Applied To / Applications

Industrial Ecosystem & Supply Chain Structure

Application Fit & Sizing Matrix

Reliability & Engineering Risk Analysis

Compliance & Manufacturing Standards