Yantai Xinpeng Steel Pipe Co., Ltd.: Yantai, Shandong, China; Main products: hydraulic tube, precision tube, honed tube, mechanical tube, cold finished tube

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Top Material Hydraulic St52 Tubes With Better Roughness

FOB Price

US$ 1.3 - 1.7 / Metric Ton

20 Metric Tons(Min. Order)

Port Yantai/Qingdao
Payment TermsT/T

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Product Details

Thickness	23, 28	Section Shape	Round
Outer Diameter	30 - 250 mm	Place of Origin	Shandong, China
Secondary Or Not	Non-secondary	Application	Hydraulic Pipe
Technique	Cold Drawn	Certification	Other, ISO9001
Surface Treatment	Other, According to the request of the clients	Alloy Or Not	Non-alloy

Product Description

Specifications

1.Top Material Hydraulic St52 tubes with better roughness
2.High reputation
3.Golden supplier
4.OEM service
5.Top Qua

Top Material Hydraulic St52 tubes with better roughness

1.Grade:20#,45#,Q345D,STKM13C-T(25Mn)
2.OD:30mm-250mm Hydraulic cylinder Cold Drawn honed tube Best reputation New Supplier
3.Technique:Cold drawn honed tubes

4.Suitable for hydraulic cylinder tubes,honing or skiving and roller burnishing cylinder tubes

Dimensions tolerance

Grade	OD(mm)	ID (mm)	Tolerance
Grade	OD(mm)	ID (mm)	OD (mm)	ID (mm)	Wall thickness deviation (mm)	Ovality (mm)	Curvature(mm/m)
45#	40-74	30-65	±.01	-0.3,-0.5	≤0.5	≤0.1	0.3
	74-98	65-85	±.01	-0.4,-0.6	≤0.5	≤0.15	0.3
	100-116	85-100	±.02	-0.4,-0.6	≤0.6	≤0.15	0.3
	124-134	110-115	±.02	-0.6,-0.8	≤0.6	≤0.20	0.3
	140-158	120-135	±.02	-0.7,-0.9	≤0.8	≤0.20	0.3
	165-176	140-150	±.02	-0.7,-0.9	≤0.8	≤0.20	0.3
	188-203	160-180	±.02	-0.7,-0.9 Honed	≤0.8	≤0.20	0.3

Mechanical properties

Tensile strength:≥600Mpa
Yield strength :≥520Mpa
Elongation :>15%
Hardness :HRB>85
Supply condition:BKS(+SR)

Ready to hone tube (or ready to skiving tube)

Grade	ST 52
Inside diameter	40 to 250mm
Max length	14m.
Straightness	0.5 /1000
Type	cold drawing
***Tubes are provided according to the norm EN10305-1

CHEMICAL COMPOSITION (%)

Si(Max)	Mn(Max)	C(Max)	P (Max.)	S(Max)
0.50	1.6	0.22	0.025	0.025

MECHANICAL PROPERTIES

Tensile strength

Min

Yield Point

Min

Elongation

% Min

580N/mm2

420N/mm2

EXCENTRICITY

Outer Diameter	Excentricity
< =125 mm	5 %
> 125 mm	7 %

measured according to the formula:

E = (max Wt – min Wt)/( max Wt + min Wt) x 100 %

BORE OVALITY

The bore ovality is comprised in the 50 % of the inside diameter tolerances.

Marking:ID, OD

Length: unfixed length or fixed length

Package: banding with steel strips, braiding parcel at outside

Conservation: Anti rust oiled coating on the inside and outside of the surface, plastic caps at both ends

Main Production Progress:

Raw material

→

Cold drawn

→

Heat treatment
BK+S

→

Honed & SRB

→

Packing

Finished products.

About our service:

1.Cargo track service during transporting and feedback service after cargo is loaded on board

2.Flexible terms of payment by

3.Big discount for regular customers

4.Smooth delivering procedure

5. Payment Terms: T/T , L/C And so on.

If there are any Question, please Feel free to send us inquiry.

We will provide the professional Explanation.

We always doing our Best!

Contact Us

Yantai Xinpeng Steel Pipe Co., Ltd.: Contact nameJudy Gao
Chat Now; Phone0086-535-6835398; Address2th,Binglun Road,APEC Technology Industrial Park,Zhifu District,Yantai City, Yantai, Shandong

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Top Material Hydraulic St52 Tubes With Better Roughness

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