St52 Cold Drawn Tube
-
Min Order
1
-
Product Unit
Pieces
-
Origin
China Mainland
-
Payment
- Contact Now Start Order
- Favorites Share
- Description
Product Detail
St52 Cold Drawn Tube Introduction
WUXI HENGTONG PETROLIC MACHINERY manufactures pre honed tubes, ready to hone tubes, honed tubes, skived and roller burnished tubes, chrome bar, piston rods and high-precision cold-drawn steel tubes, We are well-equipped with 300 ton, 150 ton, 65 ton, 20 ton of cold drawing machine,9 meters CNC boring machines, 20 sets honing machines , one set furnace and advanced quality testing equipment, which combine cold drawn, cold-rolled, heat treatment and traditional machining process.
St52 Cold Drawn Tube Technical Parameters and Details
Application: hydraulic cylinder, pneumatic cylinder, oil cylinder, telescopic cylinder.
Original: Jiangsu, China
Certification: ISO9001.
Material: SAE1020, 20#, ST45, CK45, ST52, E355
Payment term: TT, LC
Delivery date: usually 20 to 40 days.
Packing: packed in bundle, with caps on both ends.
Market: Middle East/ Africa/Asia/South America/Europe/North America
MOQ: Depends on exact size and material.
Mechanical Properties:
Final Supply | Cold finished | Cold drawn and stress-relieved (BK+S or + SR) | Hardness HB | |||
Parameters | T.S | Elongation | T.S | Y.S | Elongation | |
20# (A106B, ST45, E255) | ?550 | ?8 | ?520 | ?375 | ?12 | 175 |
45#(CK45) | ?650 | ?5 | / | / | / | 207 |
Q345B(ST52, E355) | ?640 | ?5 | ?600 | ?520 | ?15 | 190 |
25Mn | ?640 | ?5 | ?600 | ?510 | ?15 | 195 |
27SiMn | ?840 | ?5 | ?800 | ?720 | ?10 | 230 |
Production process
Raw material – annealing for material of 45#, 27SiMn, 25Mn – Acid cleaning – parkerizing & Saponifying – cold drawn – leveling – saw off bad section – stress relieving – leveling –inspection – oiled plated - packing
Quality control
1. We only buy raw material from famous tube factory, and Checking raw material quality before production.
2. We check the tube ID tolerance, OD tolerance and surface after cold drawn one by one.
- Synchronous Fuse Die 1 Pieces / (Min. Order)
- School Glued Notebook 1 Pieces / (Min. Order)
- School Curved Wall Mounted Sign 1 Pieces / (Min. Order)
- 2016 School Furniture White Desktop Computer Table 1 Pieces / (Min. Order)
- School Custom Printed Student Backpack 1 Pieces / (Min. Order)
- School Dormitory Bed 1 Pieces / (Min. Order)
- School Bus Mobile DVR 1 Pieces / (Min. Order)
- Shoe Shop Furniture 1 Pieces / (Min. Order)
- Preschool Role Play Furniture 1 Pieces / (Min. Order)
- School Iron Metal Bed 1 Pieces / (Min. Order)
- School Dormitory Iron Metal Bed 1 Pieces / (Min. Order)