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

Name: As per JIS G3445 Structural Steel Pipe 1968 Wall Thickness Carbon Seamless Steel Pipe
Brand: Torich
Price: 1 USD

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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:

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%

The tolerances on outside diameter and wall thickness for the tubes shall be as given in Table 4 and Table 5,respectively.

JIS G3445 Structural Steel Pipe , 50mm Wall Thickness Carbon Seamless Steel Pipe

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