Categories | Precision Seamless Steel Tube |
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Brand Name: | Cosco Steel |
Model Number: | St35, St37, St45, St52, E235, E355 etc |
Certification: | ISO,SGS,CQC,etc. |
Place of Origin: | China |
MOQ: | 500Kgs/ one size |
Price: | Negotiation |
Payment Terms: | T/T, L/C at sight |
Supply Ability: | 600Tons/Month |
Delivery Time: | 20-25 days |
Packaging Details: | Plastic bag in bundle,Wooden box,etc. |
Condition: | GBK(+A)NBK(+N), BK(+C), BKS |
Type: | Seamless |
Technique: | Hot Rolled |
DIN 2391 / EN10305-1 Precision Seamless Steel Tubes
Quick Detail:
1) Standard: DIN2391, EN10305-1, EN10305-4
2) Steel grade: St35, St37, St45, St52, E235, E355
3) Condition: GBK(+A)NBK(+N), BK(+C), BKS
4) Size: OD3-60mm. WT0.5-8mmMax length 12meters.
5) All steel tube can test Ultrasonic flaw detector, Eddy current
flaw detector, depend on customers requirement
6) Usage: Cylinders of machinery, high pressure tubing, automotive
etc.
Description:
20Cr / AISI5120/ Scr420/ 20Cr4; 30CrMo/ AISI4130/ SCM430/ 25CrMo4
40Cr/ AISI5140/ Scr440/ 41Cr
ST35/ 1.0308; ST37.4/1.0255;ST45/1.0408 etc.
Standard:
China Standard GB8162-2008, GB3639-2000
American Standard ASTM A106, ASTM A519, ASTM A513,ASTM A179
Germany Standard DIN2391, DIN2445
Japanese Standard JIS G3445 etc
Applications:
We,this type seamless steel pipe be widely used in kinds of industries:
Grade and Chemical Composition(%) | ||||||||||||||||||||||||
Grade | Chemical Composition(%): | |||||||||||||||||||||||
C max | Si max | Mn | P max | S max | ||||||||||||||||||||
St 35 | 0.17 | 0.35 | ≥0.40 | 0.025 | 0.025 | |||||||||||||||||||
St 45 | 0.21 | 0.35 | ≥0.40 | 0.025 | 0.025 | |||||||||||||||||||
St 52 | 0.22 | 0.55 | ≤1.60 | 0.025 | 0.025 | |||||||||||||||||||
Steel grade | Chemical Composition(%): | |||||||||||||||||||||||
Steel name | Steel number | C max | Si max | Mn | P max | S max | Al min | |||||||||||||||||
E215 | 1.0212 | 0.1 | 0.05 | 0.7 | 0.025 | 0.025 | 0.025 | |||||||||||||||||
E235 | 1.0308 | 0.17 | 0.35 | 1.2 | 0.025 | 0.025 | - | |||||||||||||||||
E355 | 1.058 | 0.22 | 0.55 | 1.6 | 0.025 | 0.025 | - | |||||||||||||||||
Mechanical Properties(Mpa) | ||||||||||||||||||||||||
Steel grade | BK | BKW | BKS | GBK | NBK | |||||||||||||||||||
RmN/mm | min | RmN/mm | min | N/mm | ReH | min | N/mm | min | N/mm | ReH | min | |||||||||||||
min | min | min | N/mm | min | min | N/mm | ||||||||||||||||||
min | min | |||||||||||||||||||||||
St35 | 480 | 6 | 420 | 10 | 420 | 315 | 14 | 315 | 25 | 340-470 | 235 | 25 | ||||||||||||
St45 | 580 | 5 | 520 | 8 | 520 | 375 | 12 | 390 | 21 | 440-570 | 235 | 21 | ||||||||||||
St52 | 640 | 4 | 580 | 7 | 580 | 420 | 10 | 490 | 22 | 490-630 | 355 | 22 | ||||||||||||
Steel grade | Minimum values for the delivery condition | |||||||||||||||||||||||
Steel name | Steel number | + C | + LC | + SR | + A | + N | ||||||||||||||||||
Rm Mpa | A% | Rm Mpa | A% | Rm Mpa | ReH Mpa | A% | ReH Mpa | A% | Rm Mpa | ReH Mpa | A% | |||||||||||||
E215 | 1.0212 | 430 | 8 | 380 | 12 | 380 | 280 | 16 | 280 | 30 | 290-430 | 215 | 30 | |||||||||||
E235 | 1.0308 | 480 | 6 | 420 | 10 | 420 | 350 | 16 | 315 | 25 | 340-480 | 235 | 25 | |||||||||||
E355 | 1.0580 | 640 | 4 | 580 | 7 | 580 | 450 | 10 | 450 | 22 | 490-630 | 355 | 22 |
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