Product Details

Product Description

Product name	cold drawn bks din2391 st37.4 seamless steel pipe
Size	OD	30-250mm
	WT	2-30mm
	Length	1-6m or according to the customer’s need
Material	20#,45#,16Mn,10#,st35-st52,25Mn
Surface treatment	According to the customer’s acquirement
Ends	1. Bundle packing. 2. Beveled end or plain end or vanished as buyer's required. 3. Marking: as per customer's requests. 4. Painting varnish coating on the pipe. 5. Plastic caps at ends.
Section shape	Round
Application	Used For Hydraulic equipment ,mechanical structures ,automotive parts,oil drilling
End protector	With plastic caps or not
Inspection	With Hydraulic Testing, Eddy Current, Infrared Test ,ultrasonic Test
payment	1.T/T:30% T/T advance, 70% balance copy of B/L 2.L/C:at sight 3.T/T and L/C:30% T/T advance, 70% L/C at sight.etc
contact	Yantai Xinpeng Steel pipe . Http:// Tel:86-535-6835398 Fax:86-535-6835383

about some dimensions

40*50	90*110	140*170	190*215
40*55	95*110	145*170	190*220
50*60	95*115	150*170	190*225
50*65	100*110	150*175	200*220
55*70	100*114	150*180	200*225
60*70	100*115	155*180	200*230
60*75	100*120	160*175	200*245
60*78	100*125	160*180	200*250
63*73	105*125	160*185	220*250
63*75	110*125	160*190	220*270
63*76	110*130	160*195	225*250
63*78	115*130	165*190	240*273
65*80	115*135	165*205	250*290
70*80	120*140	170*200	250*300
70*82	125*140	180*200	260*300
70*85	125*145	180*205	280*323
70*90	125*150	180*210	280*355
75*90	130*150	180*215	300*350
80*92	130*155	180*220	200*213
80*95	130*160	185*205	200*216
80*100	135*160	185*215	250*266
85*100	140*160	185*220
90*105	140*165	190*210

Mechanical property of material

Delivery condition	cold finished(hard)(BK)		Cold drawn and stress-relieved(BK+S)
Steel grade	Rm MPa	Elongation A5(%)	Rm MPa	ReH MPa	Elonggation A5(%)
St45	≥550	≥5	≥520	≥375	≥15
20#	≥550	≥8	≥520	≥375	≥15
St52 (E355)	≥640	≥5	≥600	≥520	≥14
SAE1026	≥640	≥5	≥600	≥510	≥15
STKM 13C	≥550	≥8	≥520	≥375	≥15
Q345B	≥640	≥5	≥600	≥520	≥14
CK45	≥640	≥5	≥600	≥520	≥10

chemical composition of material

Steel grade	Chemical composition,%
	C	Si	Mn	P	S	Cr
				P	S	Cr
				≤
St45 (20#)	0.17-0.24	0.17-0.37	0.35-0.65	0.035	0.035	0.25
ST52(E355)	≤0.22	≤0.55	≤1.6	0.025	0.025	0.25
SAE1026	0.22-0.28	0.15-0.35	0.6-0.9	0.04	0.05	/
STKM 13C	≤0.25	≤0.35	0.3-0.9	0.04	0.04	/
Q345B	≤0.2	≤0.5	1.0-1.6	0.03	0.03	0.30
CK45	0.42-0.50	0.17-0.37	0.5-0.8	0.035	0.035	0.25

our processing

Packaging & Shipping

packaging details: standard packing with plastic caps and starpped bundles,standard wheight approx 1500Kg

delivery details: 15 days after receiving downpayment or L/C or as your request

we are the top 5 manufacture of precision seamless steel tube in China ,and we past ISO 90012008 verified certificate ,our company established in 1992, we manily produces various specification cold finished steel tube which re widely used in hydraulic cyinder ,automobile ,oil drilling ,textil machinery ,engineeing machinery ,and so on .if you are interested in our product ,weolcome to our company to visting and negotiate business .

FAQ

1.How many emplyee in your company?

More than50 people..

2Could you produce the cylinder according to our request?

Yes,we could design the cylinder according to your request or your drawing.

3 What's your main export market?

Middle East ,Africa, Southeast Asia, European and South America

4.What's your common lead time?

About 15days to 25days after payment