Product Details

Company Information

we are the manufacture of precision seamless steel tube in China , and we are the top 5 manufacturer ,we mainly produces various specifications cold finished seamless steel tube which are widely used in hydraulic cylinder ,automobile ,oil drilling ,textil machinery ,engineering machinery ,and our company established in 1992, so we have more than 20 years experience in the steel tube world

Product Description

we mainly produces all kinds of seamless steel tube ,such as cold drawn /rolled seamless steel tube ,hydrauilic cylinder steel tube ,SRB steel tube ,honed steel tube .

Product name	from China manufacture and standard CK45 cold rolled carbon seamless steel tuibe
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 dimension

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

the tolerance of dimension

ID size

ID deviation (mm)

H10

+0.021

+0.033

+0.052

+0.084

>30~50

+0.025

+0.039

+0.062

+0.100

>50~80

+0.030

+0.046

+0.074

+0.120

>80~120

+0.035

+0.054

+0.087

+0.140

>120~180

+0.040

+0.063

+0.100

+0.160

>180~250

+0.046

+0.072

+0.115

+0.185

>250~315

+0.052

+0.081

+0.130

+0.210

>315~400

+0.0527

+0.089

+0.140

the finished products

Our Services

1. Cargo track service during transporting and feedback service after cargo is loaded on board

2. Flexible terms of payment by

3. Big discount for repeat customers

4. Smooth delivering procedure

5. Payment Terms: T/T , L/C And so on.

Packaging & Shipping

(1)Delivery time: In 20 days or according to client's requires

(2)Trade terms: EXW/FOB/CIF etc

(3)Payments: T/T or L/C or according to client's requires

(4)Port: Yantai or Qingdao

(5)MOQ: 5 metric tons or at customer's demands

(6)Packing: we usually bundle with steel strips ,branding parcel or wooden box outside ,or according to the customer’s acquirement

testing

1.100% PMI,Spectro Chemical Aanlysis Test for Raw Material

2.100% Dimension & Visual Examination

3. Mechanical Properties Test Include Tension Test,Flaring Test (For Seamless tube/pipe)/ Flange Test (For Welded Pipe & Tube), Hardness Test ,Reversed Flattening Test

4.100% Hydrostatic Test or 100% NON-DESTRUCTIVE Test (ET or UT)

5.Radiographic Test for Welded Pipe (shall be accordance with specification,or shall be as agreed upon between the purchaser and vendor)

6.Straightness Test (optional)

7.Roughness Test (optional)

8.Intergranular Corrosion Test(optional)

9.Impact Test (optional)

10.Grain Size Determinations (optional)

NOTES : ALL THE TESTS AND INSPECTION RESULT NEED TO BE SHOWED IN REPORTS ACCORDING TO STANDARD AND SPECIFICATION.

our processing

application

our certificate