Clean Pipe

“NIHON Clean Pipe” is manufactured under detail-focused procedure. We guarantee our products a worldwide uniform standard. Choosing and inspecting the raw materials is our first step of quality management. We combine cold pilger mill, bright annealing, and special cleaning process in order to make sure our pipes are excellent in every aspects. NIHON Clean Pipe is excellent in straightness, roundness, roughness, cleanliness, corrosion resistance, and mechanical properties. NIHON Clean Pipe can be applied to special air supply system in semiconductor, photoelectric, and biotechnology industries.

Manufacturing Range

  • O.D.：6.35mm-114.3mm
  • W.T.：1.0mm-2.8mm
  • Length：4000mm, 6000mm
  • Material：TP304L, TP316L

Product Grades

AP

● Annealing and pickling
● Degreasing

MP

● Annealing and pickling
● Mechanical polishing
● Degreasing

BA

● Bright annealing
● Super cleaning

Quality Assurance

Measurement TypeProduct Grades
APMPBA
Oil Content<0.1mg ⁄ ft^2 <0.01mg ⁄ ft^2 <0.01mg ⁄ ft^2
Particle Content0.3μm<5 ⁄ cf0.1μm<5 ⁄ cf0.1μm<5 ⁄ cf
Eluant Ion Check--->0.5MΩ∙cm>0.5MΩ∙cm
Inside Surface Roughness1/4”-50ARa<2.5μm
(100μinch)
Ry<25μm		---Ra<0.3μm
(12μinch)
Ry<3.0μm
50A-100A---Ra<0.4μm
(16μinch)
Ry<4.0μm
>100ARa<0.5μm
(20μinch)
Ry<4.0μm		---