Black steel pipes NIPPON STEEL

Nippon Steel Metal Products Vietnam (NSMV) is the company consultation of Nippon Steel Metal Products Co., Ltd. (NSMP).
Was founded in 1917 with a thickness history of more than 100 years in the steel industry. NSMP is the leading company in Japan for steel products for construction transport and disaster prevention.
Inheriting the essence of Japan’s metallurgical industry. The black steel pipes with the NIPPON STEEL brand are of very good quality.
Currently, there are many projects that choose to use black steel pipes from Nippon Steel.
To better understand this product line, please read this article from Bao Tin Steel!

characteristics of black steel pipes NIPPON STEEL

Round steel pipes from Nippon Steel are manufactured according to two standards:

  • JIS G3444
  • ASTM SA500

Specifications of steel pipe​ NIPPON STEEL :

  • Outer Diameter: 21.2mm ~ 114.3mm
  • Tube Thickness: 1.4 mm ~ 4 mm
  • Tube length: 6 meters, 12 meters, or as required
    Origin: NIPPON STEEL Steel Factory in Que Vo Industrial Park, Phuong Lieu Commune, Que Vo, Bac Ninh.
thong-so-ky-thuat-ong-thep-den-nippon-steel
Specification table of black steel pipe NIPPON STEEL

NIPPON STEEL. black steel pipe production process

The production process of black steel pipe NIPPON STEEL
Stage 1: Slit the rolled steel into strips and weld the steel strips together.
Stage 2: Put the tape in the storage cage to prepare for bending the tube.
Stage 3: The ribbon is brought to the BDR and FPR axis systems to form a circle with a predetermined diameter.
Stage 4: The pipe, after forming, is moved through a high-frequency welding machine to weld the two edges of the pipe together, and then the welds are ground flat.
Stage 5: Cut the pipe into equal lengths of 6 meters, 12 meters, or according to the requirements of the shipment.
quy-trinh-san-xuat-ong-thep-den-nippon-steel
The production process of black steel pipe NIPPON STEEL

Mechanical properties and steel-grade composition

Details will be presented in the tables below by Bao Tin Steel.
Chemical composition of black steel pipe manufactured according to JIS G3444 standard

thanh-phan-hoa-hoc-mac-thep-jis-g3444

Chemical composition of JIS G3444 standard steel-grades
Mechanical properties of steel grade according to JIS G3444 standard
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The elongation of steel grades
Chemical composition of black steel pipe manufactured according to ASTM SA500
thanh-phan-hoa-hoc-mac-thep-sa500
Chemical composition of steel grades manufactured according to ASTM SA500
Mechanical and physical properties of steel grades manufactured according to ASTM SA500 standards
co-ly-tinh-mac-thep-sa500
Mechanical properties of steel grade SA500
Hopefully, the knowledge that Bao Tin Steel provided above will be useful to you. If you need to buy black steel pipes from Nippon Steel, you can contact Bao Tin Steel.
Bao Tin Steel also trades in black steel pipes, galvanized steel pipes, black square steels, galvanized steels of Hoa Phat, SeAH, etc.; seamless steel pipe; and large diameter steel pipe. Steel pipe fittings of all kinds, fire protection accessories,…
Tiger Steel Cambodia is a branch of Bao Tin Steel Co., Ltd.

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