01/ABOUT OUR COMPANY :
Alloy seamless pipe SAE4140 15CrMo hydraulic cylinder pipe
we are the manufacturer of seamless steel tube in China ,our company located in Yantai,a beautiful coastal city .and our company establied in 1992,so we have more than 20 years in the manufacture of seamless steel tube .we mainly produces various specifications of seamless precision steel tube ,such as cold drawn/rolled seamless steel tube ,hydraulic cylinder steel tube ,honed steel tube ,SRB steel tube ,our company have the best products and best services ,so welcome to our company to negotiate business and visting .looking forward your coming !
02/ ABOUT OUR PRODUCTS
Product Item | ISO H8 SAE1026 Hydraulic Cylinder Honed Tube |
Outer Diameter | 30mm~250mm |
Wall Thickness | 2mm~30mm |
Material Grade | 10#-45#, 16Mn, Q195-Q345, ST35-ST52, STB35-STB42, 20#, 45#, 16Mn, Q345, ST35, St45, St52, St52.4, STB42, 16Mn,St52,10#-45#,ST35-ST52 |
Standard | ASTM, DIN, ASTM A1020-2002, DIN 2391 |
Application | Hydraulic Pipe, Hydraulic cylinder, automobile, oil drilling, textile machinery |
Certificate | ISO9001:2008 |
Process Method | Cold Drawn/ Cold Rolled |
Surface Finish | Annealed, Pickled |
Package | According to the customer’s requirement |
Delivery Time | 10days more or according to the customer’s requirement |
Price Item | FOB CIF EXW |
Payment | T/T(30% in advance, 70% against the BL Copy) and L/C at sight or as negotiation |
ID tolerance | H8,H9b H10 or as customized |
Surface roughness | Ra0.2~0.8µm |
Finally supply condition | BK BKS BKW NBK GBK |
03/ 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 |
04/ THE TOLERANCE OF DIMENSION
ID size | ID deviation (mm) | ||
H7 | H8 | H9 | |
30 | +0.021 0 | +0.033 0 | +0.052 0 |
>30~50 | +0.025 0 | +0.039 0 | +0.062 0 |
>50~80 | +0.030 0 | +0.046 0 | +0.074 0 |
>80~120 | +0.035 0 | +0.054 0 | +0.087 0 |
>120~180 | +0.040 0
| +0.063 0 | +0.100 0 |
>180~250 | +0.046 0 | +0.072 0 | +0.115 0 |
>250~315 | +0.052 0 | +0.081 0 | +0.130 0 |
>315~400 | +0.0527 0 | +0.089 0 | +0.140 0 |
05/ THE FINISHED PRODUCTS
06/ ABOUT OUR PACKAGING AND SHIPPING
Standard packing with plastic caps and strapped bundles, standard weight approx 1500kg
Commercial length 2000~10500mm,custom lengths upon request
Surface protection
07/ 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.
08/OUR CERTIFICATE
09/ ABOUT OUR PROCESSING
10/ ABOUT THE APPLICATION
GB/T 8162-2008 Seamless Steel Tubes For Structural Purposes |
GB/T 8163-2008 Seamless Steel Tubes For Liquid Service |
ASTM A53 It is used for conveying water,petrolem,gas and other common fluids. |
ASTM A106 For the purpose of the pipeline project of boiler,water&petroleum. |
API SPCE 5L For the purpose of transportation of gas,water,oill in oil&gas industry. |
API SPEC 5CT Tubing is used in extracting petroleum & natural gas. casing pipe serves as wall of well. |
ASTM A519 Seamless carbon and alloy steel mechanical tubing |
A 179/A179M cold drawn low carbon steel heat exchanger and condenser tubes |
ASTM A192/A192M for manufacturer wall panel,economizer,reheater,super heater,and the steam pipeline of boilers |
DIN 1629 applies to seamless circulal tubes and pipes made of unalloyed steels |
DIN17175 Cold Drawn Seamless Tube For Boiler And Heat Exchanger |
DIN2391 Cold drawn or cold rolled precision seamless steel tubes for hydraulic pressure |
11/ ABOUT FAQ
1.How many emplyee in your company?
More than 60 people..
2Could you produce the cylinder according to our request?
Yes,we could design the cylinder according to your request or your drawing.
3 What's your main export market?
Middle East ,Africa, Southeast Asia, European and South America
4.What's your common lead time?
About 15days to 25days after payment