Specifications
Place of Origin :
China
Brand Name :
Torich
Certification :
IS09001 ISO14001 TS16949
Model Number :
JIS G3445
MOQ :
5tons
Price :
Negotiation
Packaging Details :
IN BUNDLES
Delivery Time :
30-60DAYS
Payment Terms :
T/T L/C
Supply Ability :
50000 TONS PER YEAR
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

Size range:OD 5-420mm WT 0.5-50mm Length 12m max

Application: for machine structural purposes

Grade:

  • STKM 11A
  • STKM 12 (ABC)
  • STKM 13(ABC)
  • STKM 14(ABC)
  • STKM 15(AC) etc

Heat treatment(Please specify the delivery condition and heat treatment requirement when sending the enquiry.)

  1. HR hot rolled
  2. CW cold worked
  3. SR stress relieved
  4. A annealed
  5. N normalized
  6. HF hot formed

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.

As per JIS G3445 Structural Steel Pipe , 1.968'' Wall Thickness Carbon Seamless Steel Pipe As per JIS G3445 Structural Steel Pipe , 1.968'' Wall Thickness Carbon Seamless Steel Pipe

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As per JIS G3445 Structural Steel Pipe , 1.968'' Wall Thickness Carbon Seamless Steel Pipe

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Place of Origin :
China
Brand Name :
Torich
Certification :
IS09001 ISO14001 TS16949
Model Number :
JIS G3445
MOQ :
5tons
Price :
Negotiation
Contact Supplier
As per JIS G3445 Structural Steel Pipe , 1.968'' Wall Thickness Carbon Seamless Steel Pipe
As per JIS G3445 Structural Steel Pipe , 1.968'' Wall Thickness Carbon Seamless Steel Pipe
As per JIS G3445 Structural Steel Pipe , 1.968'' Wall Thickness Carbon Seamless Steel Pipe
As per JIS G3445 Structural Steel Pipe , 1.968'' Wall Thickness Carbon Seamless Steel Pipe

Torich International Limited

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9 Years
zhejiang
Since 2008
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Total Annual :
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