Element I: Product INTRODUCTION
one. Description: Hollow bar is a variety of thick wall seamless tube or pipe. In Xihu (West Lake) Dis.n, we can source cold drawn hollor bars, hot rolled+deep hole bored hollow bars, and hot rolled or forged+deep hole drilled hollow bars for our customers, and machining&turning provider as for every drawing is CZPT.
two. Commodity: AISI 4130 alloy steel hollow bar
three. Accessible steel gardes:
| ASTM A519: | SAE1571,SAE1026,SAE1045,SAE1518,SAE1524,SAE1541, SAE4130,SAE4140,SAE4145,SAE4340,SAE8620 |
| DIN 2391-2: | ST45,ST52 |
| EN 10305-one: | E235,E355,C35E,C45E,25CrMo4,34CrMo4,42CrMo4, |
five. Size selection:
| OD: | 80mm- 325mm |
| W.T: | not minimal |
| Duration: | 2200mm max |
6. Manufacture strategy: CZPT cold drawn, scorching rolled+deep hole boring, scorching rolled+deep gap drilling
7. Supply Condition:
| BKW | BKS | GBK | NBK | Q+T |
| +LC | +SR | +A | +N | |
| Chilly drawn | Stress relieved | Annealed | Normalized | Quenched+tempered |
8. Turning&machining: as for each drawing
nine. CZPT export packing: sea-deserving export packing.
ten. CZPTized packing or marking are CZPT upon request.
DEEP Gap BORED HOLLOW BAR:
MACHINED&TURNED HOLLOW BAR:
Chilly DRAWN HOLLOW BAR:
Part II: Often Questioned Questions
one. MOQ: 5 tons/dimensions dependent on the size.
2. Shipping Time: 30-45 days common.
3. Guarantee&Assure: Warranty&ensure interval is 6 months considering that we produce the tubes, and we are not liable for quality issue induced by improper unloading or storage right after cargo. We welcome customer’s inspection just before cargo.
4. Payment Method: We acknowledge payment approach like T/T, L/C, or D/P, but it is dependent on our investigation about buyers. We have a solution to assess the credit of clients from all in excess of the entire world, and time and volume of D/P we can release is determined by the analysis.
5. High quality Handle: We purchase raw substance from steady suppliers who are major steel mills, and we inspect the uncooked materials as for each the technical specs. In the course of our creation method, there is inspection and high quality manage in each and every stage.
Element III: Business INTRODUCTION
We are a manufacturer of cold drawn, chilly rolled, and hydraulic cold drawn steel tubes with OD upto 356mm since 2002. Covering an region of about 32000M2, we have twelve normal workshops with two hydraulic cold drawing benches, four chain cold drawing benches, and 2 ERW mills. Our facilities covers all the generation processes from pickling, chilly drawing,heat managing,noticed slicing, straightening,inspection,packing to even more machining &turning, cold drawing die fabrication, and gear repairation&routine maintenance.
Manufacturing unit Physical appearance:
HYDRAULIC Chilly DRAWING BENCH:
DEEP Hole Unexciting/DRILLING Device:
LATHES:
SKIVING&ROLLER BURNISHING:
HONING:
