Product Details

ABOUT OUR COMPANY ,WE WANT TO SAY ----

We are Yantai Xinpeng Steel Pipe Co.,Ltd

♦Professional tube manufacturer which have over 20years experience

♦High reputation in tube world benefit by competitive price, quality and service.

♦Supply all kinds of steel pipes such as:

√ hot rolled/cold drawn seamless steel pipes

√ honed and skived pipes

√ cold drawn welded tubes(DOM tubes)

♦Our Website: http://ytxinpeng.en.china.cn

ABOUT OUR PRODUCT

Product Name	AISI4140 best quality precision seamless steel pipe used for drill rod
Standard:	DIN 2391 ,ASTM A519 ,ASTM A106,EN 10305
Standard:	Production according to customer requirements
Outer Diameter:	30mm-250mm
Wall Thickness:	2mm-30mm
Length:	according to clients’ requirement
Tolerance:	H8-H10
Surface:	According to the customer’s acquirement
Outside Coating:	oil, as per required by customer
Test/Inspection:	Ultrasonic test ; Hydrostatic test ,eddy current ,mechanical property test
Payment terms:	T/T,L/C
Price terms:	FOB,CIF
Package:	Standard export seaworthy package or as required.
Delivery time:	25days
Place of origin :	China
Port :	Yantai/qingdao
Market:	South America, Asia, Africa, Mid East,
Productive technology:	cold rolled, cold-drawing, hot piercing
Min Order Quantity:	Normally 5 Ton or according to customer's requirement.
Production Capacity:	500tons /month
Ends:	plain end or beveled end with cap or steel rings,thread with couplings or sockets,plastic bags, wooden boxes if required
Certificate:	ISO9001-2008
Steel Grade:	10#-45#,st35-st52,q345,25Mn
Qualification:	Independent import and export qualifications
Others:	1.Special design available according to requirement;
	2.Anti-corrosion and high-temperature resistant with black painting;
	3.All the production process are made under the ISO9001:2008 strictly.
	4.We have professional pipe fittings and steel pipes production equipment in China, all of products are produced by ourself, so we can give you BEST price with BEST quality, hope we will co-operate with each other based on mutual benefits.
	5. best Raw material
	6.Abundant stock and prompt delivery
	7.Rich supply and export experience, sincere service
	8.Reliable forwarder, 2-hour away from port.

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

+0.230

OUR PACKAGING AND SHIPPING

Please don’t worry that our products are packed, stored, transported according to the international regulation. We do care about the quality of our products; even some little details are paid attention to. We wrap the precision steel pipe with anti-rust paper and steel rings to prevent damage. Identification labels are tagged according to standard specification or customer's instructions. Special packing is available as per customer's requirement. Plus, our storage racks are made of wood. Any unwanted chemical reaction can be prevented.

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 PROCESSING

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.

OUR CDERTIFICATE