Steel Pipe For Hydraulics

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hydraulic cylinder tube

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Steel pipe for hydraulics are basically divided into fluid pipes and oil steel barrels used in hydraulic systems, also called honing pipes, while cold-drawn or cold-rolled precision seamless steel pipes also include hydraulic steel pipes.

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Product Details

Steel Pipe For Hydraulics Advantage

Strong ability to withstand high pressure. It can withstand high pressure and large flow of liquid, and has good sealing and stability, ensuring the safety and stability of the system.
The materials used have high strength, good corrosion resistance and wear resistance, which can extend the service life of the system.
The interface used is standardized, easy to install, easy to maintain and replace.
There are many types and sizes available to meet the needs of hydraulic systems with different pressures and flows.

Steel Pipe For Hydraulics Chemical Composition

Steel Grade	C	SI	Mn	P	S	Cr	Ni	Cu
20#	0.17-0.24	0.17-0.37	0.35-0.65	0.035	0.035	0.250	0.250
45#	0.42-0.50	0.17-0.37	0.50-0.80	0.035	0.035	0.250	0.250
Q345B	≤0.2	≤0.5	1.00-1.60	0.030	0.030	0.030	0.250	0.08
Q345D	≤0.2	≤0.5	1.00-1.60	0.030	0.030	0.250	0.250	0.15
25Mn	0.22-0.29	0.17-0.37	0.70-1.00	0.035	0.035
27SiMn	0.22-0.32	1.10-1.40	1.10-1.40	0.035	0.035	0.300	0.300
E355	≤0.2	≤0.55	≤1.6	0.025	0.025
SAE1026	0.22-0.28	0.15-0.35	0.60-0.90	0.040	0.050

Steel Pipe For Hydraulics Mechanical Property

Steel Grade	Rm Mpa	ReH Mpa	Elonggation	cold finished Rm Mpa	cold finished Elonggation
20#	≥520	≥375	≥15	≥550	≥8
45#	≥600	≥520	≥10	≥640	≥5
16Mn(Q345B /D)	≥600	≥520	≥14	≥640	≥5
25Mn	≥600	≥510	≥15	≥640	≥5
27SiMn	≥760	≥610	≥10	≥800	≥5
St45	≥520	≥375	≥15	≥550	≥5
E355(st52)	≥600	≥520	≥14	≥640	≥5
SAE1026	≥600	≥510	≥15	≥640	≥5

Steel Pipe For Hydraulics Specification

Size:	O.D.: 50~273 Length: 1~12m(5m,5.8m,6m,11.8m,12m) or other length as customers' requests
O.D tolerance:	±0.02mm
Standard:	ASTMA53,BS1387-1985,GB/T3091-2001,GB/T13793-92, GB/T6728-2002
Material:	Q195,Q215,Q235,Q345,ST37 ST52, A36,A53,SS400,S235,S275,C20,C45,1006,1008,1010,1022
Product Category:	Allurgy,Mineral &Energy
Application	Construction, building material, Bridging ; ship building,fence,heating facilities,airport structures; chemical structures,traffic,electricity, etc
Technique:	Hot rolled / extruded,ERW,High-frequency welded
Surface:	Black, anti-rust,oiled,galvanized,painted Or as customers' requirements
Pipe end:	Plain end; beveled end; Protected by plastic pipe cap
Origin:	china

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