Product Details

ABOUT OUR PRODUCT

Description	EN 10305-1/DIN 2391 cold drawn precision seamless steel tube
Standard	ASTM ,GB ,DIN, EN AISI etc
Material	10#-45#,16Mn,ST35-ST52,Q345
O.D	30mm-250mm
W.T	2mm-30mm
Length	According to the customer’s need
Surface/End	According to the customer’s request
Certificate	ISO9001 2008
Technique	Cold drawn /rolled ,hot rolled ,etc.
Surface	Polished, black, bright. or according to the customer’s acquirement
Application	Hydraulic cylinder , automobile, oil drilling etc.
Package	We usually bundle with steel strips ,branding parcel or wooden box outside or according to the customer’s need
Delivery Time	1.The products in stock will delivery immediately received the deposit 2.According to the order quantity, the delivery time ranges from ten days to twenty days

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

THE 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(%)
20#	≥550	≥8	≥520	≥375	≥15
16Mn	≥640	≥5	≥600	≥520	≥14
ST52	≥640	≥5	≥600	≥520	≥14
SAE1026	≥640	≥5	≥600	≥510	≥12

THE FINISHED PRODUCTS

Company Information

ABOUT OURCOMPANY

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

OUR PACKAGING AND 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

Our Services

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.

OUR CERTIFICATE

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

FAQ

Why you choose us ?

•Our company established in December 1992,so we have 23years experience in tube manufacture