JIS G3455 Seamless tubes for high pressure service
carbon steel pipe, carbon steel pipes, JIS G3455, JIS G3455 STS370, JIS G3455 STS410, JIS G3455 STS480, seamless tubes
JIS G3455 Carbon steel pipes for high pressure service at an approximate maximum temperature of 350oC.
Standard:
JIS G3454
JIS, Japanese Industrial Standards specifies the standards used for industrial activities in Japan.
Size range of JIS G3454 (mm):
- Outer Dimensions: 19.05mm- 114.3mm
- Wall Thickness:2.0mm -14 mm
- Length: max 16000mm
Application:
- Carbon steel pipes for pressure service
- High pressure service and high temperature service
Packing:
- Be packed in Bare/bundles/crates/crate protection at the both sides of tubes or as per customers’ requirements .
- Surface: Varnish coating
- Ends: Beveled or Plain ends with Plastic caps
- Painting: as requested.
Inspection & Certification:
1) Certification: ISO, API, ASTM, DIN etc.
2) Mill Test Certificate: EN10204/3.1B
3) Third party inspection: SGS, BV, Lloyds etc.
2) Mill Test Certificate: EN10204/3.1B
3) Third party inspection: SGS, BV, Lloyds etc.
The main products of steel / steel grade:
- JIS G3455 STS370
- JIS G3455 STS410
- JIS G3455 STS480
Chemical Compositions(%) of JIS G3455
| Standard / Grade | C | Si | Mn | P | S |
| JIS G3455 STS370 | ≤0.25 | 0.10-0.35 | 0.30-1.10 | ≤0.035 | ≤0.035 |
| JIS G3455 STS410 | ≤0.30 | 0.10-0.35 | 0.30-1.40 | ≤0.035 | ≤0.035 |
| JIS G3455 STS480 | ≤0.33 | 0.10-0.35 | 0.30-1.50 | ≤0.035 | ≤0.035 |
Mechanical Properties of JIS G3455
| Standard / Grade | Yield Strength (Mpa) | Tensile Strength (Mpa) | Elongation (%) |
| JIS G3455 STS370 | ≥216 | ≥370 | ≥30 |
| JIS G3455 STS410 | ≥245 | ≥410 | ≥25 |
| JIS G3455 STS480 | ≥275 | ≥480 | ≥25 |
Tolerance on Outside Diameter and Wall Thickness in JIS G3455
| APPLICATION | TOLERANCE ON OUTSIDE DIAMETER | TOLERANCE ON WALL THICKNESS | ||
|---|---|---|---|---|
| Hot Rolled Seamless Pipes | < mmtd> | ±0.5mm | < mmtd> | ±0.5mm |
| <50-160mm | ±1% | |||
| <160-200mm | ±1.6mm | <4mm | ±12.5% | |
| <200mm | ±0.8% | |||
| More that 350mm, the Tolerance is ±0.5% | ||||
| Cold Drawn Seamless Pipes and Electric Resistant Welded Pipes | < mmtd> | ±0.3mm | < mmtd> | ±0.2mm |
| <40mm | ±0.8% | <2mm | ±10% | |
| More than 350 mm the Tolerance is ±0.5% | ||||
