JIS G3116 specifies hot-rolled steel sheets and strips for use in a welded container with a capacity of 500 liters or fewer and is designed to store LP gas, acetylene and other types of high-pressure gas.
JIS G3116 Chemical Composition:
| JIS G3116 Chemical Composition (%) | |||||
|---|---|---|---|---|---|
| Grade | C≤ | Si≤ | Mn≤ | P≤ | S≤ |
| SG255 | 0.20 | - | 0.30 | 0.040 | 0.040 |
| SG295 | 0.20 | 0.35 | 1.00 | 0.040 | 0.040 |
| SG325 | 0.20 | 0.55 | 1.50 | 0.040 | 0.040 |
| SG365 | 0.20 | 0.55 | 1.50 | 0.040 | 0.040 |
Gas Cylinder China Steel Grade:
| Gas Cylinder China Steel Grade Chemical Composition (%) | ||||||
|---|---|---|---|---|---|---|
| Grade | C≤ | Si≤ | Mn≤ | P≤ | S≤ | Al≥ |
| HP235 | 0.16 | 0.10 | 0.80 | 0.025 | 0.015 | 0.015 |
| HP265 | 0.18 | 0.10 | 0.80 | 0.025 | 0.015 | 0.015 |
| HP295 | 0.18 | 0.10 | 1.00 | 0.025 | 0.015 | 0.015 |
| HP325 | 0.20 | 0.35 | 1.50 | 0.025 | 0.015 | 0.015 |
| HP345 | 0.20 | 0.35 | 1.50 | 0.025 | 0.015 | 0.015 |
JIS G3116 Mechanical Property:
| Symbol | Yield point or proof stressN/mm2 (min) | Tensile strengthN/mm2 min | Elongation % min | Tensile test piece | Bendability | ||
|---|---|---|---|---|---|---|---|
| BendingAngle | Inside radius | Test piece | |||||
| SG255 | 255 | 400 | 26 | NO.5 in rolling direction | 180° | Thickness x 1.0Thickness x 1.5 | No.3 in rolling direction |
| SG295 | 295 | 400 | 26 | NO.5 in rolling direction | 180° | Thickness x 1.0 Thickness x 1.5 |
No.3 in rolling direction |
| SG325 | 325 | 490 | 22 | NO.5 in rolling direction | 180° | Thickness x 1.0
Thickness x 1.5 |
No.3 in rolling direction |
| SG365 | 365 | 540 | 20 | NO.5 in rolling direction | 180° | Thickness x 1.0 Thickness x 1.5 | No.3 in rolling direction |
JIS G3116 Equivalent Steel Grades
| EU EN |
Germany DIN,WNr |
Japan JIS |
France AFNOR |
England BS |
Italy UNI |
Spain UNE |
|---|---|---|---|---|---|---|
| P245NB (1.0111) | HI | SG255 | BS1 | TypeA | FeE24KR | AE235KR |
| P265NB (1.0423) | HII | SG295 | BS2 | TypeB | FeE27KR | AE265KR |
| P310NB (1.0437) | 1.043717 Mn4 ASt41 | SG325 | A42FP1 BS3 | 224-400 TypeC | Fe410-2KG FeE31KR
|
AE345KR |
| P355NB (1.0557) | 19Mn6 | SG365 | BS4 | TypeE | FeE35KR |
Testing and Inspection:
Standards for testing methods, such as tensile test, impact test, and ultrasonic examination, to ensure compliance with specified requirements.
Applications:
Gas cylinder steel plates meeting JIS G3116 specifications are designed for use in manufacturing welded gas cylinders and pressure vessels for storing and transporting gases under high pressure.
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