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DIN 2391 ST37 Seamless Precision Steel Tubes Cold Drawn Seamless Carbon Steel Pipe

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DIN 2391 ST37 Seamless Precision Steel Tubes Cold Drawn Seamless Carbon Steel Pipe

МОК:	1 Ton
цена:	Подлежит обсуждению
Стандартная упаковка:	In bundles or in wooden boxes.
Срок доставки:	20-40days
способ оплаты:	L/C, D/A, D/P, T/T, Western Union, MoneyGram
Пропускная способность:	60000 Ton/Tons per Year

Данные по деталей

Описание продукта

Подробная информация

Place of Origin

Zhejiang/China

Фирменное наименование

TORICH

Сертификация

ISO8001 ISO14001 TS16949

Model Number

DIN 2391 ST37

Technique:

Cold Drawn,Hot Rolled,Cold Rolled

Application:

Precision

Standard:

ASTM,GB,DIN,API

Alloy or not:

Non-alloy

Thickness:

2 - 120 mm

Section shape:

Round,rectangular/ square/ round

Surface treatment:

customerized

Grade:

Grade group:

ST35-ST52

Special pipe:

precision seamless pipe,precision seamless steel tube

Secondary or not:

Non-secondary

Outer diameter(round):

20 - 480 mm

Length:

Customer's Requirement

Product name:

Precision seamless honed steel tube for cylinder

Shape:

Round/Square/Rectangular

Type:

Seamless

Описание продукта

DIN 2391 ST37 Seamless Precision Steel Tubes Cold Drawn Seamless Carbon Steel Pipe 0

DIN 2391 ST37 Seamless Precision Steel Tubes Cold Drawn Seamless Carbon Steel Pipe

Material

DIN 2391 ST37 seamless precision steel tubes are manufactured from medium carbon steel (carbon steel) with excellent weldability, machinability, and strength. The material is cold drawn to achieve tighter tolerances and superior surface finish compared to hot finished pipes.

Specification

Standard: DIN 2391
Material Grade: ST37
Type: Seamless cold drawn precision steel tubes
Manufacturing Process: Hot finished seamless followed by cold drawing/pilgering
Dimensions: Outer diameter and wall thickness as per DIN 2391 standards, precise tolerances ensured
Surface finish: Smooth, precise with minimal machining allowances

Key Features

High dimensional accuracy and tight tolerances
Smooth surface finish without scale or rust
Excellent mechanical properties suitable for engineering applications
Good weldability and machinability
Available in various sizes and lengths according to DIN 2391 standards
Widely used in hydraulic cylinders, mechanical parts, automotive components, and construction

Chemical Composition

Element	Min (%)	Max (%)
Carbon (C)	0.12	0.20
Manganese (Mn)	0.30	0.65
Phosphorus (P)	—	0.045
Sulfur (S)	—	0.045
Silicon (Si)	—	0.40
Copper (Cu)	—	0.35
Nickel (Ni)	—	0.30
Chromium (Cr)	—	0.30
Molybdenum (Mo)	—	0.08

Note: Actual composition may vary slightly depending on manufacturer specifications.

Mechanical Properties

Property	Value (Typical)
Tensile Strength (Rm)	370 - 510 MPa
Yield Strength (Re)	≥ 235 MPa
Elongation (A5)	≥ 26%
Hardness (Brinell)	Max 150 HB
Impact Energy (Charpy V-notch)	≥ 27 J (at 20°C)

Steel Grade

The steel grade ST37 corresponds to a mild/medium carbon steel with moderate strength and good ductility, used widely in structural and mechanical engineering.

Application

Hydraulic and pneumatic cylinders
Precision mechanical parts
Automotive and machine building industry
Structural components requiring tight tolerances and high surface quality
Axles, shafts, pins, and bolts
Furniture and fitness equipment manufacturing

Equivalent Grades

Standard	Equivalent Grade
DIN EN 10025	S235JR
DIN 17100	St 37-2
ISO 630	C22E
ASTM A106	Grade B (similar but not identical)

DIN 2391 ST37 Seamless Precision Steel Tubes Cold Drawn Seamless Carbon Steel Pipe 1

DIN 2391 ST37 Seamless Precision Steel Tubes Cold Drawn Seamless Carbon Steel Pipe 2

DIN 2391 ST37 Seamless Precision Steel Tubes Cold Drawn Seamless Carbon Steel Pipe 4

DIN 2391 ST37 Seamless Precision Steel Tubes Cold Drawn Seamless Carbon Steel Pipe 6

TORICH Group, an one-stop service provider of raw materials engaged in raw material production, R&D and

trade, has 30+ years of experience in the market, exported to 56 +countries, and won good reputation and

credibility among domestic and foreign customers.

The company's production plant covers an area of over 10,000 square meters, with an annual production

capacity of 50,000 tons of materials and a comprehensive trading and warehousing capacity of 100,000 tons, which can satisfy customers' personalized needs for raw materials in terms of diversity and timeliness.

The group holds shares in more than ten domestic production entities, whose main products include

seamless steel pipes ( carbon steel and stainless steel), welded pipes ( carbon steel and stainless steel), pipe fittings ( carbon steel and stainless steel), titanium (titanium tubes, titanium rods, titanium cakes, titanium plates, etc.), aluminum (aluminum tubes, aluminum rods, aluminum die casting, aluminum casting, CNC machining), and CNC deep processing of metal materials such as tubes, rods, and casting parts.

Over the past 30 years, the company has been gradually developing new technologies and materials to meet

the growing needs of customers and various diversified needs, exporting to more than 56 countries and still

increasing the number of exporting countries, aiming to help customers to solve the demand for raw materials, and to facilitate one-stop purchasing for customers.

Q: Are you trading company or manufacturer ?

A: manufacturer,also can do trading.

Q: How long is your delivery time?

A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples? 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<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.

If you have another question, pls feel free to contact with me.

Тэги:

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Подробная информация о продукции

продукты

Безшовная пробка стали точности

безшовная пробка холоднотянутой стали

Трубка стали гидравлического цилиндра

Части CNC подвергая механической обработке

Части CNC алюминиевые

Части CNC латунные

Части CNC поворачивая

Пробка стали теплообменного аппарата

трубка углеродистой стали

пробка стали сплава

Сваренная стальная пробка

пробка структурной стали

Автомобильная стальная труба

DIN 2391 ST37 Seamless Precision Steel Tubes Cold Drawn Seamless Carbon Steel Pipe

МОК:	1 Ton
цена:	Подлежит обсуждению
Стандартная упаковка:	In bundles or in wooden boxes.
Срок доставки:	20-40days
способ оплаты:	L/C, D/A, D/P, T/T, Western Union, MoneyGram
Пропускная способность:	60000 Ton/Tons per Year

Подробная информация

Описание продукта

Подробная информация

Place of Origin

Zhejiang/China

Фирменное наименование

TORICH

Сертификация

ISO8001 ISO14001 TS16949

Model Number

DIN 2391 ST37

Technique:

Cold Drawn,Hot Rolled,Cold Rolled

Application:

Precision

Standard:

ASTM,GB,DIN,API

Alloy or not:

Non-alloy

Thickness:

2 - 120 mm

Section shape:

Round,rectangular/ square/ round

Surface treatment:

customerized

Grade:

ST37

Grade group:

ST35-ST52

Special pipe:

precision seamless pipe,precision seamless steel tube

Secondary or not:

Non-secondary

Outer diameter(round):

20 - 480 mm

Length:

Customer's Requirement

Product name:

Precision seamless honed steel tube for cylinder

Shape:

Round/Square/Rectangular

Type:

Seamless

Minimum Order Quantity:

1 Ton

Цена:

Подлежит обсуждению

Packaging Details:

In bundles or in wooden boxes.

Delivery Time:

20-40days

Payment Terms:

L/C, D/A, D/P, T/T, Western Union, MoneyGram

Supply Ability:

60000 Ton/Tons per Year

Описание продукта

DIN 2391 ST37 Seamless Precision Steel Tubes Cold Drawn Seamless Carbon Steel Pipe 0

DIN 2391 ST37 Seamless Precision Steel Tubes Cold Drawn Seamless Carbon Steel Pipe

Material

Specification

Standard: DIN 2391
Material Grade: ST37
Type: Seamless cold drawn precision steel tubes
Manufacturing Process: Hot finished seamless followed by cold drawing/pilgering
Dimensions: Outer diameter and wall thickness as per DIN 2391 standards, precise tolerances ensured
Surface finish: Smooth, precise with minimal machining allowances

Key Features

High dimensional accuracy and tight tolerances
Smooth surface finish without scale or rust
Excellent mechanical properties suitable for engineering applications
Good weldability and machinability
Available in various sizes and lengths according to DIN 2391 standards
Widely used in hydraulic cylinders, mechanical parts, automotive components, and construction

Chemical Composition

Element	Min (%)	Max (%)
Carbon (C)	0.12	0.20
Manganese (Mn)	0.30	0.65
Phosphorus (P)	—	0.045
Sulfur (S)	—	0.045
Silicon (Si)	—	0.40
Copper (Cu)	—	0.35
Nickel (Ni)	—	0.30
Chromium (Cr)	—	0.30
Molybdenum (Mo)	—	0.08

Note: Actual composition may vary slightly depending on manufacturer specifications.

Mechanical Properties

Property	Value (Typical)
Tensile Strength (Rm)	370 - 510 MPa
Yield Strength (Re)	≥ 235 MPa
Elongation (A5)	≥ 26%
Hardness (Brinell)	Max 150 HB
Impact Energy (Charpy V-notch)	≥ 27 J (at 20°C)

Steel Grade

The steel grade ST37 corresponds to a mild/medium carbon steel with moderate strength and good ductility, used widely in structural and mechanical engineering.

Application

Hydraulic and pneumatic cylinders
Precision mechanical parts
Automotive and machine building industry
Structural components requiring tight tolerances and high surface quality
Axles, shafts, pins, and bolts
Furniture and fitness equipment manufacturing

Equivalent Grades

Standard	Equivalent Grade
DIN EN 10025	S235JR
DIN 17100	St 37-2
ISO 630	C22E
ASTM A106	Grade B (similar but not identical)

DIN 2391 ST37 Seamless Precision Steel Tubes Cold Drawn Seamless Carbon Steel Pipe 1

DIN 2391 ST37 Seamless Precision Steel Tubes Cold Drawn Seamless Carbon Steel Pipe 2

DIN 2391 ST37 Seamless Precision Steel Tubes Cold Drawn Seamless Carbon Steel Pipe 4

DIN 2391 ST37 Seamless Precision Steel Tubes Cold Drawn Seamless Carbon Steel Pipe 6

TORICH Group, an one-stop service provider of raw materials engaged in raw material production, R&D and

trade, has 30+ years of experience in the market, exported to 56 +countries, and won good reputation and

credibility among domestic and foreign customers.

The company's production plant covers an area of over 10,000 square meters, with an annual production

The group holds shares in more than ten domestic production entities, whose main products include

Over the past 30 years, the company has been gradually developing new technologies and materials to meet

the growing needs of customers and various diversified needs, exporting to more than 56 countries and still

increasing the number of exporting countries, aiming to help customers to solve the demand for raw materials, and to facilitate one-stop purchasing for customers.

Q: Are you trading company or manufacturer ?

A: manufacturer,also can do trading.

Q: How long is your delivery time?

A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples? 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<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.

If you have another question, pls feel free to contact with me.

Тэги: