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Durable Low Carbon Seamless Steel Tube DIN 1629 St37.0 St52.0 3 - 12m Length

Durable Low Carbon Seamless Steel Tube DIN 1629 St37.0 St52.0 3 - 12m Length

seamless steel pipe

precision stainless steel tubing

Place of Origin:

ZHEJIANG, CHINA

Brand Name:

TORICH

Certification:

ISO9001, ISO14001, TS16949

Model Number:

DIN 1629

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Product Details
Keyword:
Seamless Steel Tube
Standard:
DIN 1629/3, DIN 1629/4
Material:
St37, St52, St37, St44, St52
OD:
20 - 660 Mm
WT:
1 - 60 Mm
Length:
3-12m
Usage:
Oil Gas Sewage Transport
Technique:
Hot Rolled And Cold Drawn
End Protector:
Plastic Pipe Cap
Tolerance:
±5%
Highlight:

seamless steel pipe

,

precision stainless steel tubing

Payment & Shipping Terms
Minimum Order Quantity
5Tons
Packaging Details
Tubes are packed in wooden boxes or hexagonal bundles in seaworthy packing.
Delivery Time
30-45 work days
Payment Terms
L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability
2000Tons per Year
Product Description
Products Description
 
Steel Pipe DIN 1629 St37.0 St52.0 Low Carbon Seamless Steel Tube

Low Carbon Steel Pipe DIN 1629 St37.0 t52.0 Unalloyed Seamless Steel Tube

 

Standard: DIN 1629 Seamless circular unalloyed steel tubes subject to special requirements


Applications: used in construction of chemical plant,vessels,pipework and for general mechanical engineering purposes.

Production Method: Seamless Cold Drawn/Rolling or Hot Rolling


Size range: O.D.:20-660mm W.T.:1-60mm L:max12000mm

 


Steel Grade and Chemical Compositions:

Steel grade
Type of deoxidization
(R, killed
(including semi-killed)
(RR, fully killed)
Chemical composition, % by mass
Addition of nitrogen fixing elements
(e.g. not less than 0.020% A)
Symbol Material number C P S N
MAX
St 37 1.0254 R 0.17 0.040 0.040 0.009 -
St 44 1.0258 R 0.21 0.040 0.040 0.009 -
St 52 1.0421 R 0.22 0.040 0.035 - Yes
1) A content in excess of the maximum value stated is permitted if a phosphorus conten less than the maximum specified by 0.005% P per 0.001% N is observed. However, the nitrogen content shall not exceed a value of 0.012% in the cast analysis and 0.014% in the product analysis.
2) The specified maximum values do not apply if the steels are supplied with the RR(instead of R) type of deoxidization.
3) The content shall not exceed 0.55% Si and 1.60% Mn in the cast analysis or 0.60% Si and 1.70% Mn in the product analysis.

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Durable Low Carbon Seamless Steel Tube DIN 1629 St37.0 St52.0 3 - 12m Length 0Durable Low Carbon Seamless Steel Tube DIN 1629 St37.0 St52.0 3 - 12m Length 1

 

QUALITY CONTROL:
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing and Cold Rolling, on line inspection
5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
6. Straightening-Cutting to specified length-Finished Measuring Inspection
7. Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8. Packing and Stocking


100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects.

 

 
FAQ

Q: Are you trading company or manufacturer ?
A: A professional steel pipes materials inventor, manufacturer and solution provider

Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples of carbon seamless steel tube ? is it free or extra ?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.

Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.

If you have another question, pls feel free to contact us

TORICH GB/T3087 Seamless Steel Tube for Low and Medium Pressure Boiler

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