DIN 1628 Welded Carbon Steel Pipe

DIN 1628 ERW Carbon Steel Pipe is a type of steel pipe manufactured by the electric resistance welding process.

standard:DIN

Surface :1. Galvanized 2. Black and Color Painting

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introduction

GNEE has been a professional exporter of DIN 1628 steel pipes for more than 16 years. We specialize in DIN 1628 ST37.4 welded pipes, DIN 1628 ST44.4 welded pipes and DIN 1628 ST52.4 welded pipes.
Our DIN 1628 welded pipes are produced by longitudinal and spiral seam welding processes. They are suitable for equipment manufacturing, container manufacturing, pipeline engineering, and general machinery and instrument manufacturing. And, we can provide paper quality inspection reports for steel pipes.

Data table

Standards	DIN 1628 Tube
DIN 1628 Seamless Pipe Size	4 to 219mm W. T.: 0.5 to 20mm
DIN 1628 Welded Pipe Size	5.0 mm – 1219.2 mm
DIN 1628 EFW Pipe size	5.0 mm – 1219.2 mm
DIN 1628 Pipe Schedule	SCH5, SCH10, SCH10S, SCH20, SCH30, SCH40, SCH40S, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
DIN 1628 Welded Tube Size	6.35 mm OD To 152 mm OD

DIN 1628 Welded Steel Tubes Chemical Composition

Steel grade		Type of deoxidation (RR, fully killed)	Chemical composition, % by mass
Symbol	Material Number	Type of deoxidation (RR, fully killed)	C max	Si max	Mn max	P max	S max	Addition of nitrogen fixing elements (e.g. not less than 0.020 % Al total)
Din 1628 St37.4	1.0255	RR	0.17	0.35	≥0.35	0.040	0.040	Yes
Din 1628 St44.4	1.0257	RR	0.20	0.35	≥0.40	0.040	0.040	Yes
Din 1628 St52.4	1.0581	RR	0.22	0.55	≥1.60	0.040	0.035	Yes

company advantage

Why Choose GNEE

GNEE has specialized in producing hard chrome plated rods and honed/peeled tubes and drum polished tubes for over 16 years. We have sophisticated processing equipment, strong technical strength and advanced technology.
GNEE has obtained CQC ISO 9001 certification in 2008. We are cooperating with more than 45 countries including Korea, Australia, the United States, Russia, Turkey, Saudi Arabia, etc. Our export sales have reached 30 million USD per year.
If any question,please contact with us freely by E-mail or Telephone.