DIN 2440 St33-2 Structural Steel Pipe Medium-Weight Threaded Carbon Steel Tubes
Contact Person : Richard SHEN
Phone Number : +86-13736164628
WhatsApp : +8613736164628
| Minimum Order Quantity : | 5TONS | Price : | negotiation |
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| Packaging Details : | Packed in bundles or wooden box or upon request | Delivery Time : | 30-60days after received your payment |
| Place of Origin: | China | Brand Name: | TORICH |
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| Certification: | ISO 9001 ISO14001 TS 16949 TUV DNV | Model Number: | JIS G 3445 |
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Detail Information |
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| Product Name: | Carbon Steel Tubes For Machine Structural Purposes | Material: | Carbon Steel |
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| Steel Grade: | STKM 11A STKM 12 (ABC) STKM 13（ABC） STKM 14(ABC) STKM 15(AC) Etc | Standard: | JIS G3445 |
| Shape: | Round | Application: | For Machine Structural Purposes |
| Production Method: | Seamless | Heat Treatment: | HR CW SR A N HF |
| Relevant Standard: | KS D 3517 ASTM A 513 A519 A512 BS980 | ||
| High Light: | structural steel tubing,cold formed steel tube |
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Product Description
JIS G 3445 STKM 11A STKM 12 (ABC) STKM 13(ABC) STKM 14(ABC) STKM 15 Carbon Steel Tubes for machine structural purposes
JIS G 3445 Carbon steel tubes for machine structural purposes
Application: for machine structural purposes
Size range:OD 5-420mm WT 0.5-50mm Length 12m max
Grade:
Heat treatment(Please specify the delivery condition and heat treatment requirement when sending the enquiry.)
| CHEMICAL COMPOSITION unit:% max | |||||
| Steel Grade | C | S | Mn | P | S |
| STKM 11A | 0.12 | 0.35 | 0.60 | 0.040 | 0.040 |
| STKM 12A | 0.20 | 0.35 | 0.60 | 0.040 | 0.040 |
| STKM 12B | |||||
| STKM 12C | |||||
| STKM 13A | 0.25 | 0.35 | 0.30-0.90 | 0.040 | 0.040 |
| STKM 13B | |||||
| STKM 13C | |||||
| STKM 14A | 0.30 | 0.35 | 0.30-1.00 | 0.040 | 0.040 |
| STKM 14B | |||||
| STKM 14C | |||||
| STKM 15A | 0.25-0.35 | 0.35 | 0.30-1.00 | 0.040 | 0.040 |
| STKM 15C | |||||
| STKM 16A | 0.35-0.45 | 0.40 | 0.40-1.00 | 0.040 | 0.040 |
| STKM 16C | |||||
| STKM 17A | 0.45-0.55 | 0.40 | 0.40-1.00 | 0.400 | 0.040 |
| STKM 17C | |||||
| STKM 18A | 0.18 | 0.55 | 1.50 | 0.040 | 0.040 |
| STKM 18B | |||||
| STKM 18C | |||||
| STKM 19A | 0.25 | 0.55 | 1.50 | 0.040 | 0.040 |
| STKM 19C | |||||
| STKM 20A | 0.25 | 0.55 | 1.60 | 0.040 | 0.040 |
| Note:1.When the purchaser require product analysis for the tubes made of killed steel, the tolerances for the values given above shall be as specified in the Table 2 in JIS G 0321 for seamless steel tubes and in Table 1 for electric resistance welded or butt welded steel tubes 2.For the tubes of STKM 15 made by electric resistance welding process, the lower limit of carbon content may be Altered by agreement between the parties concerned. 3.For the tubes of STKM 20,Nb in combination with V may be added, in the case, the maximum content of Nb+V shall be 0.15% | |||||
| MECHANICAL PROPERTIES | |||
| Steel Grade | Tensile strength Mpa min | Yield strength Mpa min | Elogation% min |
| STKM 11A | 290 | - | 35 |
| STKM 12A | 340 | 175 | 35 |
| STKM 12B | 390 | 275 | 25 |
| STKM 12C | 470 | 355 | 20 |
| STKM 13A | 370 | 215 | 30 |
| STKM 13B | 440 | 305 | 20 |
| STKM 13C | 510 | 380 | 15 |
| STKM 14A | 410 | 245 | 25 |
| STKM 14B | 500 | 355 | 15 |
| STKM 14C | 550 | 410 | 15 |
| STKM 15A | 470 | 275 | 22 |
| STKM 15C | 580 | 430 | 12 |
| STKM 16A | 510 | 325 | 20 |
| STKM 16C | 620 | 460 | 12 |
| STKM 17A | 550 | 345 | 20 |
| STKM 17C | 650 | 480 | 10 |
| STKM 18A | 440 | 275 | 25 |
| STKM 18B | 490 | 315 | 23 |
| STKM 18C | 510 | 380 | 15 |
| STKM 19A | 490 | 315 | 23 |
| STKM 19C | 550 | 410 | 15 |
| STKM 20A | 540 | 390 | 23 |
The tolerances on outside diameter and wall thickness for the tubes shall be as given in Table 4 and Table 5,respectively.
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| TORICH INTERNATIONAL LIMITED |
| Suite 1004, Hongan Plaza, #258 Die Yuan Road, Yinzhou District, Ningbo City, China |
| 86-574-88086983 |
| sales@steel-tubes.com |