DIN1629 St 37.0, St44.0, St52.0 Seamless Steel Pipe

• Customization: Available
• Type: Seamless
• Technique: Hot Rolled
• Model NO.: KM-81
• Surface Treatment: Black
• Usage: Machinery Industry, Chemical Industry, Construction & Decoration
• Section Shape: Round
• Wt: 2.5~80mm
• Od: 10~540mm
• Package: in Bundles or as Required
• Price Term: Fob,CIF,CNF
• Brand: Km
• Secondary or Not: Not Secondary
• Delivery Time: 15-30days After Down Payment
• Alloy or Not: Alloy
• Payment: T/T L/C
• Transport Package: Bundles
• Specification: 1/4′′-48′′
• Trademark: KINGMETAL
• Origin: China (Mainland)
• Production Capacity: 20000ton/Month

Product Description

DIN1629 St 37.0, St44.0, St52.0 Seamless steel pipe

• OD: 42mm-1200mm
• WT: 4mm-100mm
• Length: 4m-12m or as required
• Application: Pipeline steel pipe, vessel steel pipe, fluid pipe for low&medium pressure boiler
• Supplementary Technology: Tensile test, flattening test, leak tightness test, surface inspection, product analysis. Beveled end, plain end, varnished, or adding plastic caps as per customer's requirements
• Surface: Bared or painted, galvanized or with oiled or client option.
• Delivery state: Hot Rolled, Cold Drawn
• Steel Grade: St37, St44, St52

•  Chemical Composition:

  Chemical Composition(%)
  Steel Grade	C	Si	Mn	P	S
  St37	≤0.17	-	-	≤0.035	≤0.035
  St44	≤0.21	-	-	≤0.035	≤0.035
  St52.0	≤0.22	≤0.55	≤1.60	≤0.035	≤0.035

   Mechanical Property:

  Mechanical Properties
  Steel Grade	Tensile strength(Mpa)	Yield point(Mpa)	Elongation(%)L	Elongation(%)T
  St37	350-480	≥235	≥25	≥23
  St44	420-550	≥275	≥21	≥19
  St52.0	500-650	≥355	≥21	≥19

  DIN 1629 Steel Pipe Equivalent steel grade:

  DIN 1629	EN	BS NFA 49.210/49.112	ASTM 53
  Grade St 37	EN 10216.1Grade P235 T1	Grade TU 37 B TU E 220 A	Grade B
  Grade St 44	EN 10216.1Grade P275T1	Grade TU 42 B TU E 235 A	Grade B
  Grade St 52-0	EN 10216-3Grade P355N	NFA Grade P355N	ASME SA 381 Grade Y 52