The spiral welded pipe production is Huaye's most conpetitive ability, most technical characteristic mill.

The range from φ60mm to φ3000mm, including API standard type mill, international type mill and special type mill.

Many domestic originations and domestic first had fully demonstrated Huayes formidable technical superiority and the most advanced technique research and development ability.

The domestic first unit of φ219φ529mm spiral welded pipe production line(lincoln welder).

The domestic first unit (the world second unit) of φ200φ914mm aluminum magnesium alloy spiral welded pipe production line (small hole welding).

The domestic first unit of φ60φ114mm galvanization spiral welded pipe production line.

The domestic first export project φ508φ1800mm spiral welded pipe production line (API standard).

The domestic first batch manufacture nine sets of spiral welded pipe production line (Complete within four months).

The maximum φ3000mm hydrostatic tester in Asia.

Recently Huaye manufacture different size more than 60 sets spiral welded pipe production line, and export to Malaysia, Indonesia, Iran, Thailand and so on.

The Huaye market has covered more than 60% in domestic.

Huaye has made the contribution that own should have for our country the spiral welded industry and the transport the natural gas from the west to the east project.

Spiral Welded Pipe Mill