Audited Supplier
CDW/CDS/DOM Steel Tubing High Precision Hydraulic Cylinder Seamless Honed Tubes
Steel pipe size | A | DN15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 |
B | 1/2'' | 3/4" | 1'' | 1.1/4'' | 1.1/2'' | 2'' | 2.1/2'' | 3'' | |
outer diameter | ASME | 21.3 | 26.7 | 33.4 | 42.2 | 48.3 | 60.3 | 73 | 88.9 |
wall thickness | SCH10 | 2.11 | 2.11 | 2.77 | 2.77 | 2.77 | 2.77 | 3.05 | 3.05 |
SCH30 | 2.41 | 2.41 | 2.9 | 2.97 | 3.18 | 3.18 | 4.78 | 4.78 | |
STD | 2.77 | 2.87 | 3.38 | 3.56 | 3.68 | 3.91 | 5.16 | 5.49 | |
SCH40 | 2.77 | 2.87 | 3.38 | 3.56 | 3.68 | 3.91 | 5.16 | 5.49 | |
XS | 3.73 | 3.91 | 4.55 | 4.85 | 5.08 | 5.54 | 7.01 | 7.62 | |
SCH80 | 3.73 | 3.91 | 4.55 | 4.85 | 5.08 | 5.54 | 7.01 | 7.62 | |
SCH160 | 4.87 | 5.56 | 6.35 | 6.35 | 7.14 | 8.74 | 9.53 | 11.13 | |
XXS | 7.47 | 7.82 | 9.09 | 9.7 | 10.15 | 11.07 | 14.02 | 15.25 |
Steel Grade | MATERIAL | 10# 20# 45# ST35 ST45 ST52 Q345 30CRMO 42CRMO | ||
DIN | 1629 | ST 37 / 44 / 52 | STANDARD | ASTM GB DIN |
1630 | ST 37.4 / 44.4 / 52.4 | PAYMENT | T/T. L/C | |
2391-2 | ST 35 / 45 / 52 | TRADE TERMS | FOB CIF EXW | |
EN | 17204 | C22 - Ck 22 - Cm22 C35 - Ck 35 - Cm 35 C45 - Ck 45 - Cm 45 - 34 CrMo4 | PLACE OF ORIGIN | Yantai City, China |
17210 | C15 - Ck 15 - Cm 15 - 16MnCr5 | DELIVERY TIME | 10-30days or according to quantity | |
10305-1 | E215/235/355/255 26Mn 5 C35E C45E 20V1 (E410) 26Mo2 25CrMo4 42CrMo4 | INSPECTION | Eddy current and ultrasonic test | |
GB | 3639 | 10#, 20#, 16Mn, 45# | PACKAGE | bundle with steel strips with branding parcel or according to the customer's requirements |
ASTM | A 519 | 1010 1020 1035 1045 | APPLICATION | Hydraulic cylinder, automobile, oil drilling ,printing machinery etc. |
A179-A450 | A450 | NOTICE | 1,special design available according to your requirements, | |
A822-A450 | A450 | COMPANY TYPE | Professional pipe manufacture and trader | |
BS | BS 6323 | CFS3 CFS4 CFS5 CFS6 CFS7 | MAIN MARKET | Middle East ,Africa, Southeast Asia, European and South America |
NFA | 49310 | TU 37 b TU 52 XC | ||
Material: 20# 45# 16Mn 27SiMn ST52
Standard: GB/T87138-88 GB/T3636-2000 DIN2391 EN10305
Straightness: 0.3--0.8mm/m
2.Chemical Composition(%)
| Grade | C(max) | Si(max) | Mn | P | S(max) |
| ST35 | 0.17 | 0.35 | >=0.40 | 0.025 | 0.025 |
| ST42 | 0.21 | 0.35 | >=0.40 | 0.025 | 0.025 |
| ST52 | 0.22 | 0.55 | <=1.60 | 0.025 | 0.025 |
3.Mechanical Properties
| Steel | Tensile strength | Yield | Elongation | Hardness HB |
| 20# | 530 | 505 | 12 | 175 |
| 45# | 660 | 630 | 9 | 190 |
| 16Mn | 595 | 575 | 9 | 190 |
| 27SiMn | 840 | 805 | 7.5 | 230 |
4.Product description
| Processing form | I.D | Length | Straightness | I.D Tolerance | I.D Rounghness |
| Cold-rolled | 20-100 | <=10m | 0.3-1.0 | H7-H9 | 0.4-1.6 |
| Cold-drawn | 76-245 | <=12m | 0.3-1.0 | H7-H9 | 0.8-1.6 |
| Honed | 40-180 | <=7m | 1000 | H7-H9 | 0.4-0.8 |
| SRB | 63-180 | <=7m | 1000 | H7-H8 | 0.1-0.4 |
Processing of Hot Rolled Seamless Steel Pipe:
Hunan Hengan Weiye Metal Products Co., LTD is subordinate to Hengan Weiye Steel Pipe Co., LTD. After more than 10 years of development, the company has become a leading enterprise in the industry, with more than ten thousand tons of stock, with processing bases in Guangzhou, Tianjin, Hubei and other provinces.
Main business: seamless steel pipe, fine drawing pipe, drill pipe special steel pipe, steel plate, galvanized products, stainless steel series, and production and processing. Under the support and care of friends and Allies from all walks of life, after years of development, the company's performance continues to expand, the annual sales has exceeded 150 million.
At present, it has become a special agent dealer of well-known domestic steel enterprises. Under the situation of fierce market competition, the company has the courage to open up and innovation. At present, the company provides steel projects all over the world.
Q: Are you a manufacturer?
A: Yes , we are a manufacturer, We have own factory, which is located in TIANJIN,CHINA.
Q:Can we visit your factory ?
A:Warmly welcome once we have your schedule we will pick you up .
Q: Do you have quality control?
A: Yes, we have gained API, ISO authentication.
Q: Can you arrange the shipment?
A: Sure, we have permanent freight forwarder who can gain the best price from most ship company and offer professional service.
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 25-45 days if the goods are not in stock, it is according to quantity.
Q:Can we get the some samples?Any charges?
A:Yes,you can get available samples in our stock.Free for real samples,but customers need to pay the freight cost.
