JIS G3464 STBL380 seamless steel pipe is a seamless steel pipe standard used in heat exchangers, boilers, condensers and other similar equipment. This steel pipe has high strength and corrosion resistance, suitable for high temperature and high pressure environments.
GNEE supplies JIS G3464 STBL380 alloy steel pipes with outer diameters ranging from 1.27mm to 480mm, covering a series of small to large diameters. Depending on the outer diameter, the wall thickness also varies, ranging roughly from 0.25mm to 75mm.
Products Data
Chemical composition of JIS G3464 Low Temperature Steel Pipe
|
Symbol of |
chemical composition % | |||||
| C | Si | Mn | P | S | Nil | |
| STBL 380 | 0.25 max | 0.35 max | 1.35 max | 0.035 max | 0.035 max | |
Mechanical properties of JIS G3464 STBL380 Seamless Steel Pipe
| Symbol of class | Tensile strength(N/mm²) |
Yield point or proof stress |
Elongation % | ||
|
Outside |
outside |
outside |
|||
|
No.11 test |
No.11 test |
No.11 test |
|||
| STBL 380 | 382 min | 206 min | 35 min | 30 min | 27 min |
Products display
JIS G3464 STBL380 Heat Exchanger Tubes

Why Choose GNEE
GNEE not only provides products, but also provides third-party inspection services such as BV and SGS to ensure that product quality meets international standards. Products are exported to many countries including South Korea, Japan, Vietnam, Malaysia, Singapore, Indonesia, etc., providing detailed technical support and good after-sales service for many projects at home and abroad.
If you want to know more about our company or our steel 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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