Product Details

ABOUT OUR PRODUCTS

Product name	AISI 1045 cold drawn precision seamless steel tubing
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

Cold drawn size available on Mold( other size can do Customized)
45*30	48*31.75	50*40	55*45
60*50	60*45	63*50	63*55
70*50	70*57	73*63	75*50
75*55	75*60	75*65	80*65
80*70	90*75	94*80	95*80
98*85	100*85	105*90	111*95
112*95	116*100	118*100	123*105
124*110	128*110	134*115	140*120
141*120	146*125	152*130	154*130
158*135	160*135	165*140	176*150
Material: 25Mn( STKM13CT) 16Mn(Q345B Q345D, St52 ) 10# (St37.2) 20# (1020 S20C CK20 St45) 45#(ck45 S45C) Standard: GBT3639 Din2391 En10305

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

ABOUT THE FINISHED PRODUCTS

ABOUT OUR COMPANY

we are the manufacturer of precision seamless steel tube ,we are the top 5 manufacturer in China . our company established in 1992,so we have about 20 years experience in the steel tube world .we have the advance equipment and best services .our company mainly produces various specifications cold finished steel tube ,which are used in hydraulic cylinder ,automobile ,oil drilling ,textil machinery ,engineering machinery and so on .welcome to our company to visting .

ABOUT OUR PROCESSING

ABOUT OUR PACKAGING AND 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

ABOUT 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.

ABOUT OUR CERTIFICATE

ABOUT OUR 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.