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Home > Metallurgy, Mineral & Energy > Steel & Products > Steel Pipe & Tube > H7 H8 H9 H10 CK45 Honned Tube

H7 H8 H9 H10 CK45 Honned Tube

US$ 1.2 - 1.5 MOQ: 20 Metric Tons

Key Specifications

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Standard:

Grade:

Thickness:

0.2, 50

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Yantai Xinpeng Steel Pipe Co., Ltd.

Payment & Shipping

Payment Methods:

Port of Shipment:

Yantai/Qingdao

Delivery Detail:

Delivery time depends on order quantity.

Product Details
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Thickness 0.2, 50

Section Shape Round

Outer Diameter 30 - 250 mm

Place of Origin Shandong, China

Secondary Or Not Non-secondary

Application Other, Hydraulic Pipe, Hydraulic cylinder

Technique Cold Drawn

Certification Other, ISO 9001 2008

Surface Treatment Other, According to the custome's need

Alloy Or Not Non-alloy

Specifications

H7 H8 H9 H10 CK45 honned tube
1.ID30-250mm
2.Technology:Cold Drawn
3.Better Roughness
4.Top quality

H7 H8 H9 H10 CK45 honned tube

Yantai Xinpeng Steel Is professional supplier on hydraulic cylinder tubes,bored tubes, Honed tubes, Cold drawn tubes.Seamless steel tubes, Cold drawn weld tubes!

RECISION TUBE ,WITH CHINESE STANDARD GB3639-2000,SIZE FROM 40MM-800MM LENGTH 14METERS MAX , YEARLY CAPACITY 2800TONS, THE TUBE USE FOR ENGINEERING INDUSTRY, METALLURGY INDUSTRY, PLASTIC INDUSTRY,, MINER INDUSTRY,,AND SO ON.

Pressure pneumatic cylinder size and precision

Processing	Diameter(mm)	Long(m)	Straight(mm/m)	Diamet accuracy	Thickness	roughness(μm)
Drawing	40-320	≤12M	0.2-0.5	H8-H10	±5%	0.8-1.6
Rolling	30-100	≥12M	0.2-0.5	H8-H10	±5%	0.8-1.2
Drawing-May	40-500	8M	0.2-0.3	H7-H9	±5%	0.2-0.8
Drawing-roll	40-400	7M	0.2-0.3	H8-H9	±5%	0.2-0.4
Deep-hole	320-500	8M	0.2-0.3	H7-H9	±8%	0.2-0.8
Deep-rolling	320-500	7M	0.2-0.3	H8-H9	±8%	0.2-0.4

Mechanical Properties

Steel	Tensile StrengthσbN/mm2	YieldσsN/mm2	Elongationσs%	Hardness HB
20#	530	505	12	175
35#	610	575	8.5	190
45#	660	630	6	207
16Mn	595	570	9	190
27SiMn	840	805	7.5	230

Diameter tolerance GB1801-79

Inner Diameter(mm)	Diameter deviation
Inner Diameter(mm)	H7	H8	H9	H10
30	+21 0	+33 0	+52 0	+84 0
>30-50	+25 0	+39 0	+62 0	+100 0
>50-80	+30 0	+46 0	+74 0	+120 0
>80-120	+35 0	+54 0	+87 0	+140 0
>120-180	+40 0	+63 0	+100 0	+160 0
>180-250	+46 0	+72 0	+115 0	+185 0
>250-315	+52 0	+81 0	+170 0	+210 0
>315-400	+57 0	+89 0	+140 0	+230 0