Main Application: 

★Auto-parts 

★Hydraulic and pneumatic cylinder

★Pre-honed tubes

★Drilling 

Size Range:OD Ф16-Ф120mm and WT 1-22mm

Our advantage: High precision! Allowance: 0.1-0.15mm! 

Main Standard：ASTM A519     

Main material：1010/1020/1026/4130/4140/5120/5140/38XMIOA

Main Standard：DIN2391 EN10305-1

Main material：20Cr4/41Cr4/41CrAlMo07/42CrMo4/St37/St45/St52

Delivery Condition:

★BK--cold finished (hard）

★BKS--cold finished and stress-relieved

★GBK--Annealed

★NBK--Normalized

★Q&T--Quenched and Tempered

Delivery time: about 50 days after receipt of your deposit 

Payment term: 30% deposit T/T along with confirmed order, 70% balance T/T before shipment. 

Ordinary Packing:Oil coating. bundle packing with steel strips,cover with the plastic fabric.                            

The tolerance of quantity:+/- 10% 

Any inquiry, pls feel free to contact me, thank you!