Hydraulic stainless steel tubing

FOB Reference Price:Get Latest Price
US $600-900 | 100 Metric Ton/Metric Tons (Min. Order)
Supply Ability:
15000 Metric Ton/Metric Tons per Month
Port:
china
Overview
Quick Details
Standard:
BS, JIS, GB, ASME, ANSI
Grade:
16Mn, API J55, API L80, API N80, API P110, Q215, Q235, Q345, 20G, ST37, ST52, STK400
Section Shape:
Round
Place of Origin:
China (Mainland)
Secondary Or Not:
Non-secondary
Application:
Hydraulic Pipe
Technique:
ERW
Surface Treatment:
Galvanized
Special Pipe:
API Pipe
Type:
Seamless
Packaging & Delivery
Packaging Details
Caps on two ends ,wrapped with strong steel strip ,or according to the customers'requirements.
Delivery Time
within 30days .

hydraulic stainless steel tubing

Outer diameter :70mm-426mm

Wall thickness:4mm-60mm

Standard:GB/T17396-1998

Material:27SiMn.

Application:Hydraulic support, hydraulic prop

Packing:Caps on two ends ,wrapped with strong steel strip ,or according to the customers'requirements.

Hydraulic Steel Tube

Seamless steel tube for hydraulic and pneumatic cylinder use

Processing mode

Diameter

Length

Linearity

Precision

Roughness of inner hole

Cold rolling

30-100

≤12M

0.3-1.0

H8-H10

0.4-1.6

Cold drawn

30-250

≤12M

H8-H10

0.8-1.6

Grinding

40-500

≤12M

1000

H8-H9

0.4-0.8

Rolling

40-400

≤7M

H8

0.4

Mechanical performance

Model

Item

Cold drawn (rolling) tube

metallic cut pipe

20

Intensity of tensionσbN/mm2

≥510

≥390

Elongation rate δ5%

≥5

≥20

45

Intensity of tension σbN/mm2

≥647

≥590

Elongation rateδ5%

≥4

≥4

16Mn

Intensity of tensionσbN/mm2

≥640

Elongation rateδ5%

≥10

27SiMn

Intensity of tensionσbN/mm2

≥840

Elongation rateδ5%

≥7.5

Size tolerance

Inner diameter

warp of wall thickness

H8

H9

H10

30

+0.033

0

+0.052

0

+0.084

0

±5%

30-50

+0.039

0

+0.062

0

+0.100

0

50-80

+0.046

0

+0.074

0

+0.120

0

80-120

+0.054

0

+0.087

0

+0.140

0

120-180

+0.063

0

+0.100

0

+0.160

0

180-250

+0.072

0

+0.115

0

+0.185

0

250-315

+0.081

0

+0.130

0

+0.210

0

315-400

+0.089

0

+0.140

0

+0.230

0