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[China]
Trade Verify
Address: A 509,HuaJian Mansion,Zhangjiagang City,JiangSu Province,China
Contact name:Arnold
JIANGSU HUI XUAN NEW ENERGY EQUIPMENT CO.,LTD |
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Verified Suppliers
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6000T Open Die Heavy Steel Forgings JIS Forging Hollow Square Tube
Products:
forging square tube, square shaft, hollow square tube, strip forging and square pipe.
2, Products reference:
Material |
ST52.3,Q345D,4140 |
Forging equipment |
6000T open die hydropress |
Apply for |
Square oil transportation pipe for petroleum machinery. |
Melting process |
EF+LF+VD |
Process technology |
Forging+heat treatment+rough machining+finish machining |
Forging ratio |
≥4 |
Applicable standard |
ASTM, ASME, DIN, JIS, ISO, BS, API, EN |
Executive standard |
JB/GB/EN/DIN/JIS/ASME/ASTM/ISO |
Certification authority | ISO,BV,SGS, IST, UL,CTI |
| Verification |
Self-inspection or 3rd party withness. All the tested items inspected and qualified before shipment. |
Delivery terms |
Rough machining(N+T); finish machining(Q+T) |
Test equipment |
Spectrograph, UT device, tensile and compact test machine, metalloscope,external micrometer, bore dial indicator, hardness testing device and so on. |
Service |
Our service included the forging, process, heat treatment, finish machining, package, local logistics, customers clearance and maritime transport. We took the customer’s requirements as the principal thing, and pay attention on the products quality. |
Custom properties
Material elements | C | Si | Mn | P | S | Cr | Ni | Mo |
Others |
| ST52.3 | ≤0.20 | ≤0.50 | ≤2.0 | ≤0.040 | ≤0.040 | -- | -- | -- | - |
| Q345D | 0.13-0.20 | 0.17-0.37 | 1.20-1.60 | ≤0.030 | ≤0.030 | ≤0.30 | ≤0.30 | -- | |
| 4140 | 0.38-0.43 | 0.15-0.35 | 0.60-0.90 | ≤0.035 | ≤0.040 | 0.80-1.10 | -- | 0.15-0.25 | - |
Mechainal properties |
Dia.(mm) |
TS/Rm(Mpa) |
YS/Rp0.2(Mpa) |
EL/A5(%) |
RA/Z(%) |
Type Of notch |
Impact energy |
HBW |
| ST52.3 | Ø10 | 470-630 | ≥345 | ≥20 | -- | V | ≥34 | ＝＝ |
| Q345D | Ø10 | 470-630 | ≥345 | ≥21 | -- | V | -20℃≥34 | ＝＝ |
| 4140 | Ø10 | 740~1000 | 450~850 | ≥12 | ≥25 | V | ≥40 | ≤250HBS |
Forging process flow quality control: Raw material steel ingot into warehouse(test the chemical content) → Cutting→ Heating(Furnace temperture test) → Heat treatment after forging(Furnace temperture test) Discharge the furnace(blank inspection)→ Machining→ Inspection(UT,MT,Visal diamention, hardness)→ QT→ Inspection(UT, mechanical properties, hardness, grain size)→ Finish machining→ Inspection (dimension)→ Packing and Marking(steel stamp, mark)→ Storage Shipment
Commerce clause
| MOQ | 1PC |
| Max. length | 10000MM |
Delivery time |
10-60 days |
Package |
Wood pallet, steel frame support |
Delivery terms |
FOB;CIF;CFR；DDU； |
Payment terms |
T/T,LC |
Type of shipping |
By ocean, air |
Keywords
Rectangular strip forging, round inner hole, can be used as oil transportation pipe and pressure-bearing equipment.
Features:
Excellent mechanical properties;Produce different dimension based on customer’s requirements;Advanced manufacture equipments and inspection devices;Excellent technical personality;
Control the production procedure strictly;Pay attention on the package protection;
