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T: +86-0731-85185770
E: enquiry@qilumetal.com
E: enquiry@qilumetal.com
No. 18 Xiangfu Middle Road,Yuhua District, Changsha City
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304 stainless steel is a type of austenitic stainless steel, which has largest application volume and the widest usage range. Due to it’s excellent corrosion resistance, good strength and durability, formability and weldability, temperature resistance, you could find the equivalent from different steel standard. Such as X5CrNi18-10/1.4301 from Europe standard EN10083-3, 06Cr19Ni10/0Cr18Ni9 from China standard GB/T1220, SUS304 from Japan standard JIS G4303, 08X18H10T from Russia standard GOST 5632-76 etc.
1: Steel equivalent
Country | USA | EN | China | Japan | Russia |
Standard | ASTM A276/276M | EN10088-3 | GB/T1220 | JIS G4303 | GOST 5632-76 |
Grade | 304 | X5CrNi18-10/1.4301 | 06Cr19Ni10/0Cr18Ni9 | SUS304 | 08X18H10 |
2: Chemical composition
Grade | C | Si | Mn | P | S | Cr | Ni | N |
304 | 0.08Max | 1.0Max | 2.0Max | 0.045Max | 0.03Max | 18-20 | 8-11 | / |
X5CrNi18-10/1.4301 | 0.07Max | 1.0Max | 2.0Max | 0.045Max | 0.03Max | 17.5-19.5 | 8-10.5 | 0.11Max |
0Cr18Ni9 | 0.08Max | 1.0Max | 2.0Max | 0.045Max | 0.03Max | 18-20 | 8-11 | / |
SUS304 | 0.08Max | 1.0Max | 2.0Max | 0.045Max | 0.03Max | 18-20 | 8-10.5 | / |
08X18H10 | 0.08Max | 0.8Max | 2.0Max | 0.04Max | 0.03Max | 17-19 | 9-11 | / |
3: Mechanical properties
Mechanical properties for 06Cr19Ni10/0Cr18Ni9 from standard GB/T1220 and SUS304 from JIS G4303.
Grade | Tensile strength | Yield strength | Alongation | Area of reduction | Hardness |
0Cr18Ni9 | 520Mpa Min | 205Mpa Min | 40% Min | 60% Min | HBW187Max |
SUS304 | 520Mpa Min | 205Mpa Min | 40% Min | 60% Min | HBW187Max |
Mechanical properties for X5CrNi18-10/1.4301 from standard EN10088-3.
Steel grade | Size range | Tensile strength | Yield strength | Alongation | Impact value at RT/J | Hardness /HBW | ||
L | Tr | L | Tr | |||||
X5CrNi18-10 /1.4301 | d≤160 | 500-700Mpa | 190Mpa Min | 45% Min | / | 100J Min | / | 215Max |
160＜d≤250 | 500-700Mpa | 190Mpa Min | / | 35% Min | / | 60J Min | 215Max | |
Mechanical properties at room temperature of steels in the COLD-WORKED condition from standard EN10088-3
Steel grade | Tensile strength level | 0.2% proof strength | Tensile strength/Rm | Elongation |
X5CrNi18-10 /1.4301 | C700 | 350Mpa Min | 700-850Mpa | 20% Min |
C800 | 500Mpa Min | 800-1000Mpa | 12% Min |
Minimum values for the 0.2% and 1% proof strength of austenitic steels at elevated temperatures according to standard EN10088-3
Steel garde | HT condition | Minimum 0.2% proof strength at a temperature of: | |||||||||
100℃ | 150℃ | 200℃ | 250℃ | 300℃ | 350℃ | 400℃ | 450℃ | 500℃ | 550℃ | ||
X5CrNi18-10 /1.4301 | AT | Mpa or N/mm2 | |||||||||
155 | 140 | 127 | 118 | 110 | 104 | 98 | 95 | 92 | 90 | ||
Minimum 1% proof strength at a temperature of: | |||||||||||
100℃ | 150℃ | 200℃ | 250℃ | 300℃ | 350℃ | 400℃ | 450℃ | 500℃ | 550℃ | ||
Mpa or N/mm2 | |||||||||||
190 | 170 | 155 | 145 | 135 | 129 | 125 | 122 | 120 | 120 | ||
AT = Solution annealed
4: Supply size & Tolerance & Stock size
Product type | Size range | Length |
Hot rolled bar | Φ10-Φ130mm | 5000-7000mm |
Hot forged bar | Φ140-Φ600mm | 2000-5800mm |
Hot rolled plate/sheet | T:2-60mm; W:310-810mm | 6000-12000mm |
Hot forged plate | T:70-250mm; W:310-810mm | 2000-5800mm |
Hot Forged block | T: 260-500mm; W: 300-1000mm | 2000-5800mm |
Surface Finish | Turned | Milled | Grinding(Best) | Polished(Best) | Peeled(Best) | Black Forged | Black Rolled |
Tolerance | +0/+3mm | +0/+3mm | +0/+0.05mm | +0/+0.05mm | +0/+0.1mm | +0/+5mm | +0/+1mm |
Straighness | 1mm/1000mm max. | 3mm/1000mm max. | |||||
Qilu steel stock hot rolled bar and forged bars more than ten thousands tons every month, below our our stock size.
1): Stock diameter for hot rolled bar
10 | 12 | 15 | 18 | 20 | 22 | 25 | 28 | 30 | 32 | 35 | 38 | 40 | 45 | 50 |
55 | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 95 | 100 | 105 | 110 | 120 | 130 | 140 |
150 | 160 | 170 | 180 | 190 |
2) : Stock diameter for hot forged bar
200 | 210 | 220 | 230 | 240 | 250 | 260 | 270 | 280 | 290 |
300 | 310 | 320 | 330 | 340 | 350 | 360 | 370 | 380 | 390 |
400 |
3): We also have stocks for cold drawn sheet (from 0.2-3mm) and hot rolled plate (from 4mm to 60mm)
Since the stocks change everyday, if you want to know our stock available information, please contact our salesman.
5: Ultrasonic Test
EN10228-3 class III or Sep 1921-84 D/D
6：Steel making & Forging processing
1): Steel making process:
EF+LF+VD
EAF+LF+VD
EF+LF+VD+ESR
EAF+LF+VD+ESR
2): Forging processing:
Hot forging temperature: 900-1200℃
Cooling in the air
7: Heat treatment
1）: Solution annealing
Heat 304 steel to 1010-1150℃ in the furnace
Quick cool in the air/water
2): Aging
Heat to 850-930℃
8：Application
304 stainless steel is widely used in different industries due to its excellent corrosion resistance, durability and formability. Here are some main application.
1): Automotive industry: Used for trim and grilles
2): Marine application: Used for boat fitting and marine hardware
3): Parmaceutical industry: Used in equipment and storage tanks.
4): Chemical industry: Used in tanks, piping and values for handling chemicals.
5): Medical equipment: Its non-reactive nature makes it suitable for surgical instruments, hospital fixtures and medical devices
6): Kitchenware and applications: It is used in sinks, utensils, cookware and applications like refrigerators and dishwasher.
7): Food and beverage industry: Used for tanks, piping and processing machinery.
304 stainless steel is a type of austenitic stainless steel, which has largest application volume and the widest usage range. Due to it’s excellent corrosion resistance, good strength and durability, formability and weldability, temperature resistance, you could find the equivalent from different steel standard. Such as X5CrNi18-10/1.4301 from Europe standard EN10083-3, 06Cr19Ni10/0Cr18Ni9 from China standard GB/T1220, SUS304 from Japan standard JIS G4303, 08X18H10T from Russia standard GOST 5632-76 etc.
1: Steel equivalent
Country | USA | EN | China | Japan | Russia |
Standard | ASTM A276/276M | EN10088-3 | GB/T1220 | JIS G4303 | GOST 5632-76 |
Grade | 304 | X5CrNi18-10/1.4301 | 06Cr19Ni10/0Cr18Ni9 | SUS304 | 08X18H10 |
2: Chemical composition
Grade | C | Si | Mn | P | S | Cr | Ni | N |
304 | 0.08Max | 1.0Max | 2.0Max | 0.045Max | 0.03Max | 18-20 | 8-11 | / |
X5CrNi18-10/1.4301 | 0.07Max | 1.0Max | 2.0Max | 0.045Max | 0.03Max | 17.5-19.5 | 8-10.5 | 0.11Max |
0Cr18Ni9 | 0.08Max | 1.0Max | 2.0Max | 0.045Max | 0.03Max | 18-20 | 8-11 | / |
SUS304 | 0.08Max | 1.0Max | 2.0Max | 0.045Max | 0.03Max | 18-20 | 8-10.5 | / |
08X18H10 | 0.08Max | 0.8Max | 2.0Max | 0.04Max | 0.03Max | 17-19 | 9-11 | / |
3: Mechanical properties
Mechanical properties for 06Cr19Ni10/0Cr18Ni9 from standard GB/T1220 and SUS304 from JIS G4303.
Grade | Tensile strength | Yield strength | Alongation | Area of reduction | Hardness |
0Cr18Ni9 | 520Mpa Min | 205Mpa Min | 40% Min | 60% Min | HBW187Max |
SUS304 | 520Mpa Min | 205Mpa Min | 40% Min | 60% Min | HBW187Max |
Mechanical properties for X5CrNi18-10/1.4301 from standard EN10088-3.
Steel grade | Size range | Tensile strength | Yield strength | Alongation | Impact value at RT/J | Hardness /HBW | ||
L | Tr | L | Tr | |||||
X5CrNi18-10 /1.4301 | d≤160 | 500-700Mpa | 190Mpa Min | 45% Min | / | 100J Min | / | 215Max |
160＜d≤250 | 500-700Mpa | 190Mpa Min | / | 35% Min | / | 60J Min | 215Max | |
Mechanical properties at room temperature of steels in the COLD-WORKED condition from standard EN10088-3
Steel grade | Tensile strength level | 0.2% proof strength | Tensile strength/Rm | Elongation |
X5CrNi18-10 /1.4301 | C700 | 350Mpa Min | 700-850Mpa | 20% Min |
C800 | 500Mpa Min | 800-1000Mpa | 12% Min |
Minimum values for the 0.2% and 1% proof strength of austenitic steels at elevated temperatures according to standard EN10088-3
Steel garde | HT condition | Minimum 0.2% proof strength at a temperature of: | |||||||||
100℃ | 150℃ | 200℃ | 250℃ | 300℃ | 350℃ | 400℃ | 450℃ | 500℃ | 550℃ | ||
X5CrNi18-10 /1.4301 | AT | Mpa or N/mm2 | |||||||||
155 | 140 | 127 | 118 | 110 | 104 | 98 | 95 | 92 | 90 | ||
Minimum 1% proof strength at a temperature of: | |||||||||||
100℃ | 150℃ | 200℃ | 250℃ | 300℃ | 350℃ | 400℃ | 450℃ | 500℃ | 550℃ | ||
Mpa or N/mm2 | |||||||||||
190 | 170 | 155 | 145 | 135 | 129 | 125 | 122 | 120 | 120 | ||
AT = Solution annealed
4: Supply size & Tolerance & Stock size
Product type | Size range | Length |
Hot rolled bar | Φ10-Φ130mm | 5000-7000mm |
Hot forged bar | Φ140-Φ600mm | 2000-5800mm |
Hot rolled plate/sheet | T:2-60mm; W:310-810mm | 6000-12000mm |
Hot forged plate | T:70-250mm; W:310-810mm | 2000-5800mm |
Hot Forged block | T: 260-500mm; W: 300-1000mm | 2000-5800mm |
Surface Finish | Turned | Milled | Grinding(Best) | Polished(Best) | Peeled(Best) | Black Forged | Black Rolled |
Tolerance | +0/+3mm | +0/+3mm | +0/+0.05mm | +0/+0.05mm | +0/+0.1mm | +0/+5mm | +0/+1mm |
Straighness | 1mm/1000mm max. | 3mm/1000mm max. | |||||
Qilu steel stock hot rolled bar and forged bars more than ten thousands tons every month, below our our stock size.
1): Stock diameter for hot rolled bar
10 | 12 | 15 | 18 | 20 | 22 | 25 | 28 | 30 | 32 | 35 | 38 | 40 | 45 | 50 |
55 | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 95 | 100 | 105 | 110 | 120 | 130 | 140 |
150 | 160 | 170 | 180 | 190 |
2) : Stock diameter for hot forged bar
200 | 210 | 220 | 230 | 240 | 250 | 260 | 270 | 280 | 290 |
300 | 310 | 320 | 330 | 340 | 350 | 360 | 370 | 380 | 390 |
400 |
3): We also have stocks for cold drawn sheet (from 0.2-3mm) and hot rolled plate (from 4mm to 60mm)
Since the stocks change everyday, if you want to know our stock available information, please contact our salesman.
5: Ultrasonic Test
EN10228-3 class III or Sep 1921-84 D/D
6：Steel making & Forging processing
1): Steel making process:
EF+LF+VD
EAF+LF+VD
EF+LF+VD+ESR
EAF+LF+VD+ESR
2): Forging processing:
Hot forging temperature: 900-1200℃
Cooling in the air
7: Heat treatment
1）: Solution annealing
Heat 304 steel to 1010-1150℃ in the furnace
Quick cool in the air/water
2): Aging
Heat to 850-930℃
8：Application
304 stainless steel is widely used in different industries due to its excellent corrosion resistance, durability and formability. Here are some main application.
1): Automotive industry: Used for trim and grilles
2): Marine application: Used for boat fitting and marine hardware
3): Parmaceutical industry: Used in equipment and storage tanks.
4): Chemical industry: Used in tanks, piping and values for handling chemicals.
5): Medical equipment: Its non-reactive nature makes it suitable for surgical instruments, hospital fixtures and medical devices
6): Kitchenware and applications: It is used in sinks, utensils, cookware and applications like refrigerators and dishwasher.
7): Food and beverage industry: Used for tanks, piping and processing machinery.
