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86-731-89903933
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Room 1003, Building 22, Zhongcheng Lijinxiangshan District, No. 239, Part II, Wanjiali Middle Road, Yuhua Area, Changsha, Hunan, China (Mainland)
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k@waimaotong.com

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St52 1.0580 Carbon Steel H8 Variety Size Seamless SRB Honed Steel Tube For Hydraulic and Pneumatic

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St52 1.0580 Carbon Steel H8 Variety Size Seamless SRB Honed Steel Tube For Hydraulic and Pneumatic

St52 1.0580 Carbon Steel H8 Variety Size Seamless SRB Honed Steel Tube For Hydraulic and Pneumatic

St52 1.0580 Carbon Steel H8 Variety Size Seamless SRB Honed Steel Tube For Hydraulic and Pneumatic,Metallurgy, Chemicals,Minerals & Metallurgy,Steel

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Description

Overview

Quick Details

Standard:: DIN, DIN2391, EN10305, ASTM A519

Standard2:: DIN 2391

Grade Group:: ST35-ST52

Grade:: St52

Thickness:: 5 - 35 mm

Section Shape:: Round

Outer Diameter(Round):: 20 - 500 mm

Place of Origin:: China (Mainland)

Application:: Hydraulic Pipe

Technique:: Cold Drawn

Certification:: ISO

Surface Treatment:: Black

Special Pipe:: Honed Tube

Alloy Or Not:: Non-alloy

Product name:: Precision Honed Tube

Technique::: Cold Drawn

Inspection:: The third party is acceptable

Trade term:: FOB CFR CIF

Length:: 1-12m

Linearity:: 0.3-1.0/1000

Dimension precision:: H8-H10

Inner hole roughness:: 0.4-0.8

Material:: Carbon Steel

Secondary Or Not:: Non-secondary

Supply Ability

Supply Ability:: 30000 Ton/Tons per Year Honed Tube

Packaging & Delivery

Packaging Details: 1. Bundle Packing.
2. Plain end or vanished as per customer's request.
3. Wrapped in waterproof paper.
4. Sackcloth with several steel strips.
5. Pack in heavy tri-wall boxes.

Port: SHANGHAI

St52 1.0580 Precision Seamless Machines H8 Honed Steel Tube For Hydraulic Pneumatic Cylinder

St52 1.0580 Carbon Steel H8 Variety Size Seamless SRB Honed Steel Tube For Hydraulic and Pneumatic

Grade	C	Si	Mn	P	S	Cr	Mo
St 52 (DIN1.0580)	0.22 max	0.55 max	1.60 max	0.025 max	0.025 max	/	/

Grades	Delivery Conditions	Tensile Strength Rm (Mpa)	Elongation in the longitudinal direction Al (%)
St 52	+A (GBK)	490 min	22 min

Description:

Our honed tube is produced using our Suitable To Hone Drawn Over Mandrel (DOM) and Cold Drawn Seamless CDS. This honed tube is ready to use for hydraulic cylinder applications without further ID processing.
The honing process involves using abrasive polishing stones and abrasive paper to remove small amounts of material, to produce extremely precise ID dimensions and improved finishes.

Application:

Hydraulic Cylinder, Hydraulic Jack, hydraulic oil cylinder pneumatic cylinder, petrifaction oil pump, coal mine, engineering machinery, crane and transport machinery, auto transmission axes, plastic machinery, engineering machinery, crane and transport machinery, auto transmission axes, plastic machinery, hydraulic oil cylinder, pneumatic cylinder, absorber, spin printing and dyeing.

Main Features:

1. Roughness(Ra) can be 0.08µm or less.
2. Ovality can be 0.01 mm or less.
3, Hardness can be HV4° or higher.

Sizes Range:

Inner Diameter: 12-1100mm
Wall Thickness: 2~55mm
Max Length: 12 meters

Dimension Tolerance:

Processing Way	Cylinder Barrel ID (mm)	Max Length (mtr)	Straightness (mm/mtr)	ID Tolerance	Wall Thickness Tolerance (mm)	ID Roughness (μm)
Cold Drawn	40-320	12	0.2-0.5	H8-H10	±5%	0.8-1.6
Cold Rolled	12-100	12	0.2-0.5	H8-H10	±5%	0.8-1.2
Cold Drawn+Honed	40-500	8	0.2-0.3	H7-H9	±5%	0.2-0.8
Cold Drawn-SRB	40-400	7	0.2-0.3	H8-H9	± 5%	0.2-0.4
Deepth Drilling-Honed	320-1100	8	0.2-0.3	H7-H9	±8%	0.2-0.8
Deepth Drilling-SRB	320-600	7	0.2-0.3	H8-H9	±8%	0.2-0.4

Process:

Raw materials- Cold drawn/rolled- Heat treatment (BKS)- Honed or SRB- packing.

Standard and Optional Testing:

Visual and dimensional test 100%.

Eddy current test 100% acc. to EN 10246-3.

Ultrasonic test 100% acc. to EN 10246-7.

Chemical composition.

Impact test.

Package:

1. Bundle Packing.
2. Plain end or vanished as per customer’s request.
3. Wrapped in waterproof paper.
4. Sackcloth with several steel strips.
5. Pack in heavy tri-wall boxes.

Mill Test Certificate:

The product is supplied with 3.1.B inspection certificate,according to the standards EN 10204 and ISO 10474.

Our Services:

Third Party inspection acceptable. such as SGS, BV etc.

Supplying financial support with usance L/C 180 days after B/L date.