Product Details

our company information:

we are the manufacturer of seamless steel tube in China,and our company into the steel tube processing since 1992,so we have about 20 years in the seamless steel tube ,we mainly produces various specifications of seamless steel tube ,such as cold drawn seamless steel tube ,hydraulic cylinder steel tube ,SRB tube ,honed steel tube,and our products used in hydraulic cylinder ,automoibile ,oil drilling ,engineering machinery ,textil machinery ,and so on ,in a word ,welcome to our company visting and negotiate business .

our products information

Commodity	42CrMo4 Hot Rolled Seamless tube for Hydraulic Cylinder
Items	Seamless steel tube	Cold drawn/rolled tube	Honed tube
Length	According to the customer’s need
Tolerance	H8 H9,H10 or as customer’s need
Surface roughness	Ra0.2-0.8µm
Standard	Round pipe: GB/8163-2008, GB 8162-2008, ASTM A 106, DIN2391, 1 ASTMA519
Grade	Q345,10#-45#,ST35-ST52,16Mm
Application	Hydraulic cylinder, automobile, oil drilling, textile machinery,etc.
Inspection	With hydraulic testing, eddy current and infrared test.
Normal Seaworthy Packing	1. Bundle packing. 2. Beveled end or plain end or varnished as per buyer's requests. 3. Marking: as per customer's requests. 4. Painting varnish coating on the pipe. 5. Plastic caps at ends or according to your request.
Delivery Time	Less than 25days after the advanced payment
Payment Terms	T/T or L/C
Outer diameter	30-250mm
Finally condition	BK BKS BKW NBK GBK

about the 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

about 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

about the processing

about 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

about our certificate

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.

FAQ

1) why you chose us ?

Because we have large stocks and we have long term cooperative factories. We can get the lowest ex-factory prices. The price are quite reasonable and it is lower than our commercial peers. also, we can guarantee the qualities of our products

2) Our minimum order quantity

10 Metric Tons

3) How about the Delivery Time?

The steel pipe will be produced since we getting your deposit by T/T or Your original L/C. For normal size, some stocks in our factory now, we can supply once you need