DIN 2391 St 52.4 Seamless Carbon Steel Tubes For Oil And Gas Industry Machining manufacturer from China Suzhou double gold industry Co.,Ltd

DIN 2391 St 52.4 Seamless Carbon Steel Tubes For Oil And Gas Industry

Place of Origin:

Zhejiang, China (Mainland)


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Product Detail

Model No.: Machining

Seamless Cold Rolling DIN 2391 St 52.4 Alloy Steel Tubes For Automobile Manufacturing

Specificati

Seamless Cold Rolling DIN 2391 St 52.4 Alloy Steel Tubes For Automobile Manufacturing

Specifications:

1. Main Standard

DIN 2391-2

2. Material Grade:

Grade and Chemical Composition ()
Grade	C ≤	Mn ≥	P≤	S≤	Si≤
ST35	0.17	0.4	0.025	0.025	0.35
ST45	0.21	0.4	0.025	0.025	0.35
ST52	0.22	1.6	0.025	0.025	0.55

Mechanical Properties(MPa):
Grade	Tensile Point	Yield Point	Elongation
ST35	≥315/-/235	≥420/480/346-487	≥14/6/25
ST45	≥375/-/255	≥520/580/440-570	≥12/5/21
ST52	≥420/-/355	≥580/640/490-630	≥10/4/22

DIMENSIONS

MOQ

MATERIAL

Package

Other

Out Diameter:

19.05-508mm
Wall thickness:

2-50mm
Max length: 16m

1 ton

ST35

ST45

ST52

bare packing/bundle packing/wooden carton packing

Capacity: 4500ton/month
Delivery: 30-60days after received your deposit
Payment: T/T or L/C

Description:

1. Type

Cold Rolling

2. Technology

Cold Rolling

3. Size

8~114.3 mm

4. Delivery Condition

Bright Annealed

5. Surface Treatment

Cold Rolling

Applications:

Petrochemical Industry	Screw drill, Drilling steel, Marine drilling platform, Production platform, etc.
Power Industry	Hydropower plant, Thermal power plant, nuclear power plant, etc.
Machinery Manufacturing	Automobile manufacturing, shipbuilding, Aerospace manufacturing, Fasteners, Bolts, Nuts, Automobile parts
Automobile manufacturing	Axles, Instruments, Electronic parts and components, , Sensors, Turbocharger system, exhaust system, Fasteners, Bolts, Nuts, Pumps, Valves, Tubes, Pipes, etc.
Others	Military industry, Environment protection, etc.

Advantage:

1. Scale of company

Suzhou Double Gold Industry Co., Ltd. covers a area of 50000,building 29000,with a total investment of RMB 150 million CNY.

2. Production facilities

We fit out a set of advanced steel production facility, such as AIM,EAF,AOD,LF, VOD, ESR, IESR, VIM and the processing equipment contains heat treatment furnace, peeling machine, roller straightening machine, cold drawing machine, coreless grinder etc.

3. Testing equipments

We fit out advanced testing equipments which include German SPECTRO direct-reading spectrometer, hardness and tensile machine, impact testing device, automatic & manual ultrasonic nondestructive detector, corrosion testing machine, metallurgical microscope etc.

4. Main customers

Our main customers are GE, Dana, Panasonic, Bentler, Atlas Copco, Faurecia, CNPC, Sinopec, CNNC, CGN, CSIC etc.