JIS G3473 STC 440 Hydraulic Cylinder Tube is a hydraulic cylinder tube that complies with Japanese Industrial Standard (JIS) G3473 and is manufactured using STC 440 grade steel.
JIS G3473 STC 440 Carbon Steel Tube is a high-strength steel with good wear and fatigue resistance, suitable for applications such as hydraulic cylinders that require high strength and durability. Covers tubes with an inner diameter range of 32.0mm to 200.0mm.
Products Data
Chemical composition and Mechanical properties of JIS G3473:
|
CHEMICAL COMPOSITION % max |
||||||
|
Steel grade |
C |
Si |
Mn |
P |
S |
Nb or V |
|
STC 440 |
0.25 |
0.35 |
0.30-0.90 |
0.04 |
0.04 |
- |
|
MECHANICAL PROPERTIES min |
|||
|
Steel grade |
Tensile strength Mpa |
Yeild point or proof stress Mpa |
Elongation % |
|
STC 440 |
440 |
305 |
10 |
|
rocesses of manufacture and heat treatment |
|||
|
Designation of grade |
Process of manufacture |
Heat treatment |
Application |
|
STC 440 |
Cold finishing electric resistance welding |
As cold drawn or stress relieving |
Honing |
Products display
JIS G3473 STC 440 Hydraulic Cylinder Tube

Why Choose GNEE
GNEE has been engaged in the steel industry for more than 16 years. It has two steel pipe and plate series production and processing factories and three storage warehouses. Our annual production scale can reach 500,000 tons, and the warehouse inventory exceeds 20,000 tons per year.
In addition, we can also provide processing procedures for steel products, such as rust prevention, cutting and chamfering, connection, heat treatment, bending, galvanizing, polishing, beveling, pickling, spraying, CNC machining, etc.
If you would like to know more about our company or our products, please feel free to contact us. sales@gneetube.com
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FAQ
Q: Do you have quality control?
A: Yes, we have gained BV, SGS authentication.
Q: Can you arrange the shipment?
A: Sure, we have permanent freight forwarder who can gain the best price from most ship company and offer professional service.
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 25-45 days if the goods are not in stock, it is according to quantity.
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