JIS G3457 Arc Welded Carbon Steel Pipe
Technique: ERW
Material: STPY41/STPY400
WT Size: 1-10mm
OD Size: 6-219mm
JIS G3457 Welded Pipe Description
JIS G3457 steel pipe is a type of arc-welded carbon steel pipe commonly employed for the transportation of low-pressure gases such as oxygen, water, gas, and air.
GNEE Group, as a professional manufacturer of JIS G3457 carbon steel pipes, has 16 years of experience in production and export. Currently, our JIS G3457 pipes have been exported to over 150 countries and regions, including Japan, South Korea, Australia, Chile, and Canada. With high-quality pipes and professional services, GNEE Group has become a globally renowned exporter of steel pipes. If you'd like to learn more, feel free to contact us anytime.
JIS G3457 Welded Steel Pipes Specification
|
Standard |
JIS G3457 |
| Grade | STPY400 |
| Wall Thickness | SCH10,SCH20,SCH30,SCH40,SCH60,SCH80... |
| Length | 6m,12m or as customer's requirement |
| Payment Terms | T/T, L/C |
| Trade Terms | FOB, CFR, CIF |
| Delivery Time | If we have stock, will deliver in 5 days, if no stock, will produce and deliver 30 days. |
| Package | Sea worthy, also can be made as customer's requirement |
JIS G3457 STPY 400 Pipe Chemical Composition
| Symbol of class | Traditional symbol | C | P | S |
| STPY 400 | STPY 41 | 0.25 max | 0.040 max | 0.040 max |
JIS G3457 STPY 400 Mechanical Properties
| Symbol of class | Tensile strength N/mm2 | Yield point or proof stress N/mm2 | Elongation % | ||
| >5mm <6mm | >6mm <7mm | >7mm <8mm | |||
| STPY 400 | 400 min | 225 min | 15 | 16 | 18 |
JIS G3457 Arc Welded Pipe


GNEE Services
- Custom steel pipe service
- Quality inspection service: chemical element testing, physical performance testing, non-destructive testing
- Multiple packaging and logistics options
- Third-party inspection service
- 3000 tonnes of steel pipe in stock, available for delivery within 5 days
- Full-service support

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