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Product Details:
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| Material: | STKM 11A/B,STPG370, STPG38, STPG42... | Standard: | JIS G3445. G3454,GB/T8162 |
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| Type: | Seamless, Welded | OD: | 6mm~1200mm |
| Wall Thickness: | 0.8mm~15mm | Application: | Pressure Line |
| Surface Treatment: | Varnish, Oil-dip, Passivation, Phosphating, Shot Blasting | Delivery Status: | Annealed, Normalized, Normalized+Tempered, Etc |
| High Light: | carbon steel welded pipe,carbon steel seamless pipes |
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GB/T8162 ASTM A519 JIS G3445 DIN2391 ST52 Seamless Carbon Steel Tubing , and Alloy Steel Mechanical Tubing , OD 6~1200mm
Product Standard: GB/T8162 GB/T816,GB/T3093, ASTM A519, DIN2391, JIS G3445, JIS G3454
Main steel grades:
GB/T8162: 10,20,35,45,16Mn,12CrMo,15CrMo,20CrMo,30CrMo,35CrMo,42CrMo, 50CrVA,35CrMnSiA
GB/T8163: 10,20,Q295,Q345;
GB/T3093: 20A
DIN2391: 1010/1020/1035/1045, st35, st45, st52
JIS G3445: STKM 11A/B, STKM 13A/B, STKM, 15A/B
JIS G3454: STPG370, STPG38, STPG42
Chemical Requirements & Mechanical Properties:
| Standard | Grade | Chemical Composition(％) | |||||||||
| C | Si | Mn | P | S | Cu | Ni | Mo | Cr | V | ||
| GB/T8162 | 10 | 0.07～0.14 | 0.17～0.37 | 0.35～0.65 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.15 | / |
| 20 | 0.17～0.24 | 0.17～0.37 | 0.35～0.65 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | / | |
| 35 | 0.32～0.40 | 0.17～0.37 | 0.50～0.80 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | / | |
| 45 | 0.42～0.50 | 0.17～0.37 | 0.50～0.80 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | / | |
| Q345 | 0.12～0.20 | 0.20～0.55 | 1.20～1.60 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | / | |
| 15CrMo | 0.12～0.18 | 0.17～0.37 | 0.40～0.70 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.30 | 0.40～0.55 | 0.80～1.10 | / | |
| 12Cr1MoV | 0.08～0.15 | 0.17～0.37 | 0.40～0.70 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.30 | 0.25～0.35 | 0.90～1.20 | 0.15～0.30 | |
| Standard | Grade | TS(MPa) | YS(MPa) | Elongation(％) |
| GB/T8162 | 10 | ≥335 | ≥205 | ≥24 |
| 20 | ≥390 | ≥245 | ≥20 | |
| 35 | ≥510 | ≥305 | ≥17 | |
| 45 | ≥590 | ≥335 | ≥14 | |
| Q345 | ≥490 | ≥325 | ≥21 | |
| 15CrMo | ≥440 | ≥295 | ≥22 | |
| 12Cr1MoV | ≥490 | ≥245 | ≥22 |
Application: For engineering machinery structure, automobile, motorcycle, diesel engine fuel
injection system and the other parts manufacturing.
Delivery status: Annealed, normalized, normalized+Tempered, etc.
Inspection and Test: chemical composition test, mechanical properties test(tensile, yield, elongation), process properties test(flatting, flaring, bending, hardness, impact, etc.), appearance and size test, non-destructive inspection test, hydrostastic test.
Surface treatment: oil impregnation, paint, passivation, phosphating, shot blasting etc.
Packing: Exporting package/wooden box /as requirement.
Mark: As required.
Contact Person: Mrs. Yana Dong
Tel: 13661003712, 86-10-5712 1108, 5718 5998
Fax: 86-10-56752778
