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Mild sch 40 seamless black steel pipe DIN1629 ST52

FOB Price

USD $0.9 - $1.3 / Kilogram

5000 Kilograms(Min.Order)

Supply Ability 500 Metric Ton / Metric Tons per Month
Port Yantai/Qingdao
Payment Terms:T/T Credit Card

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Product Details

Place of Origin:	Shandong, China	Thickness:	2, 30
Application:	Hydraulic Pipe	Technique:	Cold Drawn
Alloy Or Not:	Non-alloy
Secondary Or Not:	Non-secondary	Section Shape:	Round

Product Description

Mild sch 40 seamless black steel pipe DIN1629 ST52

1 OD32-500mm W.T.3.5-80mm 2 ISO certificated DIN2391 En10305 3 Straightness:0.3~1mm/m 4 Inside Roughness:0.4~0.8um

steel pipes for hydraulic use

Material: C20, CK45, etc. also ST52 if given enough time. our products are widely used in hydraulic industry and is very popular both home and abroad.

And we can also make our products according to the customers' needs.

Variety

Processing

Cylinder diameter

Length /mm

Straightness

Size accuracy

Wall thickness/mm

Inner bore

roughness

Cold-drawn

ID30~OD250

≤13M

0.3~1.0mm/m

H9-H11

±8%

0.8~1.6um

Honed tube

ID50~OD325

≤10M

0.3~1.0mm/m

H7-H9

±8%

0.4~0.8um

Mechanics performance

Material	Tensile strength	Yield strength	Elongation	Hardness
Ck20	510 σ N/mm²	500σsN/mm2	5δs%	175HB
Ck45	660 σN/mm²	630σsN/ mm²	4δs%	207HB
ST52	580σ N/mm²	420σsN/ mm²	10δs%	190HB
27SiMn	840σ N/mm²	805σsN/ mm²	7.5δs%	230HB

Dimension tolerance

ID size

ID deviation (mm)

H10

+0.021

+0.033

+0.052

+0.084

>30~50

+0.025

+0.039

+0.062

+0.100

>50~80

+0.030

+0.046

+0.074

+0.120

>80~120

+0.035

+0.054

+0.087

+0.140

>120~180

+0.040

+0.063

+0.100

+0.160

>180~250

+0.046

+0.072

+0.115

+0.185

>250~315

+0.052

+0.081

+0.130

+0.210

>315~400

+0.0527

+0.089

+0.140

+0.230

Production Process:

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 repeat 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!

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Xinpeng Steel Pipe Co., Ltd.

Product Categories

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ROUND/CIRCULAR WELDED STEEL PIPE	Seamless Steel PIpe	SPIRAL STEEL PIPE	SQUARE & RECTANGULAR STEEL PIPE
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Mild sch 40 seamless black steel pipe DIN1629 ST52

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