DIN 1629 Seamless Steel Pipe

The production process of DIN 1629 steel pipe supplied by GNEE includes heating of pipe billet, piercing, three-roller cross rolling or continuous rolling, tube stripping, sizing (or reducing), cooling, straightening, hydrostatic test (or flaw detection), marking and warehousing.

standard:DIN

Surface :1. Galvanized 2. Black and Color Painting

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introduction

DIN 1629 seamless steel pipe is a German industrial standard product, suitable for manufacturing pipelines, containers, equipment, pipe fittings and steel structures.

DIN 1629 seamless cold-drawn steel pipe mainly includes steel pipe grades including St37.0, St44.0, St52.0, among which St52.0 is one of the most commonly used grades.

DIN 1629 carbon steel pipe has various specifications to meet the needs of different application scenarios. The outer diameter is generally 21.3mm to 1010mm, and the wall thickness is usually 2.0mm to 34.93mm.

Data table

Chemical Composition of DIN 1629 Seamless Circular Unalloyed Steel Tubes

Standard	Grade	Chemical Composition Limits (%)
Standard	Grade	C	Si	Mn	P	S	Cr	Mo
DIN1629	St37.0	≤ 0.17	/	/	≤ 0.040	≤ 0.040	/	/
	St44.0	≤ 0.21	/	/	≤ 0.040	≤ 0.040	/	/
	St52.0	≤ 0.22	≤ 0.55	≤ 1.70	≤ 0.040	≤ 0.040	/	/

Mechanical Properties of DIN 1629 Seamless Steel Tube

Standard	Grade	Tensile Strength (MPa)	Yield Strength (MPa)	Elongation (%)
DIN1629	St37.0	350-480	≥ 235	≥ 25
	St44.0	420-550	≥ 255	≥ 21
	St52.0	500-650	≥ 270	≥ 21

company advantage

Why Choose GNEE

GNEE has more than 16 years of experience in exporting. Able to complete any order in the shortest possible time. All products provided meet technical requirement standards.
GNEE will guarantee the quality of your products. Including raw material inspection, production process supervision, appearance inspection and finished product inspection. We will provide unique packaging to increase the protection rate of the goods by 30%. In addition, we accept customized packaging.
If any question,please contact with us freely by E-mail or Telephone.

FAQ
Q: Can provide OEM/ODM service?
A: Yes. Please feel free to contact us for more details discuss.
Q: How is your Payment Term?
A:One is 30% deposit by TT before production and 70% balance against copy of B/L.
Q: Can we visit your factory?
A: Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.