Honed Steel Tube

Honed Steel Tube. For hydraulic-cylinder orders, send bore size, wall, finish and material condition. Include drawings, quantity and port for pricing.

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Honed Steel Tube Specifications

Product Type: Carbon Seamless Honed Steel Tube,Cold Drawn Carbon Steel Seamless Honed Tube,Honed Tube Carbon Seamless Saw Steel Pipe Tube

Material: ST52,CK45,4140,SCM440,16Mn,42CrMo,E355,Stainless Steel 304/316,Duplex 2205,etc.

Delivery Condition: BK, BK+S, GBK, NBK

ID Size : 20mm 1500mm

Length: max 16m

Type: Seamless, Hot Rolled, Cold Rolled, Cold Drawn

Straightness: ≤0.5/1000

Roughness: 0.2-0.4 u

Tolerance EXT: DIN2391, EN10305, GB/T 1619

Tolerance INT: H7,H8,H9

Protection: Anti-rust oil on inside and outside surface, plastic caps in both ends.

Packing: Bundle with steel strip and PE sheet or wooden case

Chemical Composition:

Steel grade	Chemical composition,%
	C	Si	Mn	P	S	Cr
				P	S	Cr	20#		0.17-0.24		0.17-0.37	0.35-0.65
				16Mn		≤.2		≤.5	1.00-1.60	0.03	0/03	0.25
ST52(E355)	≤.22	≤.55	≤.6	0.025	0.025	0.25
SAE1026(25Mn)	0.22-0.28	0.15-0.35	0.6-0.9	0.04	0.05	/
45#	0.42-0.5	0.17-0.37	0.5-0.8	0.025	0.02	0.25
Mechanical Property:
Delivery	cold finished(hard)(BK)			Cold drawn and stress-relieved(BK+S)
condition	cold finished(hard)(BK)			Cold drawn and stress-relieved(BK+S)
Steel grade	Rm MPa		Elongation	Rm MPa	ReH MPa	Elonggation
Steel grade	Rm MPa		A5(%)	Rm MPa	ReH MPa	A5(%)
20#	≤50		≤	≤20	≤75	≤5
16Mn	≤40		≤	≤00	≤20	≤4
ST52(E355)	≤40		≤	≤00	≤20	≤4
SAE1026	≤40		≤	≤00	≤10	≤2
45#	≤50		≤	≤00	≤10	≤2

Standard Size:

I.D(mm)	O.D(mm)	WT(mm)	I.D(mm)	O.D(mm)	WT(mm)	I.D(mm)	O.D(mm)	WT(mm)
40	50	5	90	100	5	140	156	8
40	52	6	90	105	7.5	140	160	10
40	55	7.5	90	110	10	140	165	12.5
40	58	9	90	114	12	140	168	14
50	60	5	95	105	5	140	170	10
50	65	7.5	95	110	7.5	140	180	20
50	70	10	100	110	5	150	170	10
60	70	5	100	115	7.5	150	175	12.5
60	72	6	100	120	10	150	180	15
60	75	7.5	100	125	12.5	160	180	10
60	80	10	100	127	13.5	160	185	12.5
63	73	5	100	130	15	160	190	10
63	75	6	110	125	7.5	160	200	20
63	76	6.5	110	130	10	170	190	10
63	78	7.5	110	140	15	170	195	12.5
63	80	8.5	115	130	7.5	170	200	15
63	83	10	115	135	10	180	200	10
70	80	5	120	135	7.5	180	205	12.5
70	82	6	120	140	10	180	210	15
70	85	7.5	120	145	12.5	180	220	20
70	90	10	120	150	15	200	220	10
75	85	5	125	140	7.5	200	225	12.5
75	90	7.5	125	145	12.5	200	230	15
75	95	10	125	150	12.5	200	235	17.5
80	90	5	125	152	13.5	200	245	22.5
80	92	6	125	155	15	220	250	15
80	95	7.5	125	160	17.5	220	270	25
80	100	10	130	145	7.5	220	273	26.5
80	102	11	130	150	10	240	270	15
80	105	12.5	130	160	15	250	290	20
80	110	15	135	160	12.5	250	299	24.5
Special requirement						230.5	254	11.75

Chemistry, mechanical properties and tolerances should be confirmed against the selected grade and material certificate.

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