What is Pipe End Forming? – IMG Machinery Equipment

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What is Pipe End Forming?

What is pipe end forming?

A:
Pipe‑end forming is a cold‑working manufacturing process. It reshapes tube ends by plastic extrusion without cutting off material.
Multiple end shapes can be achieved by swapping different forming dies, for leak‑proof connection, welding or assembly of metal tubes.

Q: What main forming processes can it do?

A:

  1. Expanding — enlarge tube‑end diameter
  2. Reducing / Swaging — shrink tube‑end diameter
  3. Flaring — bell‑mouth sealing end
  4. Beading — form circular locking bead
  5. Flanging — turn‑up lip for welding
  6. End Closing — fully seal tube end
pipe expending
shrinking pipe
pipe shrinking
pipe ends forming ,shrinking
shrinking tube
WechatIMG2704
ad524bd4f31418274fa59cb339e4d214_副本
WechatIMG2703

Standard workflow:
Chamfer & flatten tube port → Clamp tube → Die cold forming → Unload & dimension inspection

Q: What tube materials and sizes are compatible?

A:
✅ Supported Materials
Carbon steel / mild steel, stainless steel(201/304/316), aluminum alloy, copper, brass.

Note: Harder tubes need higher forming force; thin‑wall tubes require mandrel to prevent wrinkling

✅ Size Range (reference)

  • Outer Diameter: Φ6 mm ~ Φ115 mm
  • Wall Thickness: 0.3 mm ~ 4 mm
  • Mainly for round tubes; square / rectangular tubes are available with custom dies.
  • Different machine models have different capacity. Dies can be customized based on your drawings or real tube samples

✅ Typical industries: automotive parts, HVAC, fitness equipment, furniture, hydraulic fluid pipelines.

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