AISI 4340 Alloy Steel Hollow Bar

AISI 4340 Alloy Steel Hollow Bar

Component I: Merchandise INTRODUCTION
1. Description: 
Hollow bar is a kind of thick wall seamless tube or pipe. In Xihu (West Lake) Dis.n, we can supply chilly drawn hollor bars, very hot rolled+deep gap bored hollow bars, and scorching rolled or cast+deep hole drilled hollow bars for our consumers, and machining&turning provider as per drawing is CZPT.   
2. Commodity: AISI 4340 alloy metal hollow bar 
three. Accessible metal gardes:

ASTM A519: SAE1571,SAE1026,SAE1045,SAE1518,SAE1524,SAE1541, SAE4130,SAE4140,SAE4145,SAE4340,SAE8620
DIN 2391-two: ST45,ST52
EN 10305-1: E235,E355,C35E,C45E,25CrMo4,34CrMo4,42CrMo4,

5. Dimension assortment: 

OD:  80mm- 325mm
W.T: not restricted
Duration: 2200mm max

six. Manufacture method: CZPT chilly drawn, scorching rolled+deep hole boring, sizzling rolled+deep hole drilling
7. Shipping and delivery Situation:

BKW BKS GBK NBK Q+T
+LC +SR +A +N
Chilly drawn Stress relieved Annealed Normalized Quenched+tempered

eight. Turning&machining: as for each drawing
nine. CZPT export packing: sea-worthy export packing.
10. CZPTized packing or marking are CZPT on request.

DEEP Hole BORED HOLLOW BAR:

MACHINED&TURNED HOLLOW BAR:

Chilly DRAWN HOLLOW BAR:

Part II: Regularly Asked Inquiries
1. MOQ: 
five tons/dimension dependent on the dimensions.
two. Delivery Time: 30-45 times typical.
3. Warranty&Promise: Guarantee&assure period of time is 6 months because we supply the tubes, and we are not responsible for top quality difficulty caused by wrong unloading or storage after shipment. We welcome customer’s inspection ahead of cargo. 
4. Payment Approach: We take payment method like T/T, L/C, or D/P, but it depends on our investigation about buyers. We have a solution to assess the credit score of clients from all more than the globe, and time and sum of D/P we can launch is decided by the analysis. 
five. Top quality Manage: We acquire uncooked substance from stable suppliers who are major steel mills, and we examine the uncooked content as per the requirements. In the course of our manufacturing process, there is inspection and good quality manage in each stage.

Portion III: Company INTRODUCTION
We are a manufacturer of chilly drawn, chilly rolled, and hydraulic chilly drawn metal tubes with OD upto 356mm since 2002. Covering an area of about 32000M2, we have twelve standard workshops with  two hydraulic cold drawing benches, four chain cold drawing benches, and two ERW mills. Our amenities handles all the production procedures from pickling, cold drawing,heat managing,observed chopping, straightening,inspection,packing to further machining &turning, cold drawing die fabrication, and tools repairation&maintenance.

Manufacturing facility Visual appeal:

HYDRAULIC Cold DRAWING BENCH:

DEEP Hole Dull/DRILLING Machine:

LATHES:

SKIVING&ROLLER BURNISHING:

HONING:

 

AISI 4340 Alloy Steel Hollow Bar