| Standard | ASTM,BS,JIS,NF,GB,DIN, |
| Grade | 4130,4118,4119,,4140,5140,etc. |
| O.D | 6-1250mm |
| Thickness | 1-60mm |
| Length | 6-12m,or customized |
| Ends | Plain ends, cutting, threading, beveled, etc. |
| Package | in bundles,plywood cases,wooden cases with water-proof package,etc. |
| Thechnique | cold finished,hot rolling,cold drawn |
| Surface Threatment | 3PE, black and color painting, Anti-rust oil, varnish painting,galvanized coating, steel stamp, drilling, diameter reducing, etc. |
| Test Requirement | eddy current test,hydrostatic test,UT,pentrant test,air underwater pressure test,PMI test,spectro test,,intergranular corrosion test,sharpy impact test,hardness test,tension test(elongation,yield strength,tensile strength),flarring test etc. |
| certificate | CE,ISO,PED,DNV,GOST,etc. |
Standard and Chemical Composition:
Equal grade | GB | DIN | ASTM | JIS | BS | NF | |
20 |
C22/CK22 |
1020 |
S20C |
040A20/050A20 |
C20 | ||
Chemical Composition (%) | C | Cr | Si | Ni
| Mn | P | S |
0.17-0.23 |
≤0.20 |
0.17-0.37 |
≤0.30
|
0.35-0.65 | ≤0.035 | ≤0.030 | |
Application:
1.Mainly used in the manufacture of petroleum, chemical, gas separation and shipping container or other similar devices, such as all kinds of tower vessels, heat exchangers, torage tank and tank car, etc.
2.Manufacture all kinds of stamping parts, construction and engineering structure and some of the less important machine structure and parts.
3. Buildings and Bridges,Vehicles, towers and other structures.
4.Used as a floor, workshop escalator, working pedal, ship deck and car plate and so on
5.Make fixed boiler, boiler and other important hull attachments.
6.Pressure vessels, welding gas cylinder steel plate
7.Production of cutting tools, measuring tool and die
Packing: In bundle, black, caps, beveled ends or plain ends OEM/ customer's REQUEST Marks: Standard * Material*OD*WT*L *Lott No./required Shipping: Length: ≤5.85m, loaded in 20FT Container, Max 22tons Length: ≤11.85m, loaded in 40 FT Container, Max 27tons Length: ≥12m, shipped by bulk vessel.
|
1.Q:Where is your factory?
A:We are located in Liaocheng,Shandong.warm welcome to visit us!
2. Q:How about the MOQ?
A:Normally it's 1x20ft.It can be arranged flexiblely.
3. Q:What's your payment term?
A:We prefer by T/T,generally 30% in advance and balance at sight of B/L copy.
L/C ,Western Union is also acceptable.
4. Q:Could you provide samples?
A:Yes,we can supply free samples,but the courier charges have to be paid by the receiver.