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Precision Seamless Cold Drawn Steel Tube JIS G3445 Model STKM11A / STKM12A / STKM 13C

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STKM 13C

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Brand Name :	New Era
Model Number :	JIS G3445
Certification :	ISO9001,TS16949
Price :	Negotiation
Payment Terms :	T/T
Supply Ability :	3000 tons/month
Delivery Time :	45 days

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Precision Seamless Cold Drawn Steel Tube JIS G3445 Model STKM11A / STKM12A / STKM 13C

Product Name: JIS G3445 STKM11A STKM12A STKM13A Precision Carbon Steel Tubes for Machine Structural Purposes
Material: STKM11A, STKM12(ABC), STKM13(ABC)
Size Range: OD: 6-88mm, WT: 1-15mm, Length: 5.8m/6m, maximal 11.8m

Quality Control:
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing or Cold Rolling, On line inspection
5. Heat Treatment:BKS, GBK, NBK
6. Straightening/Cutting to specified length/Finished Measuring Inspection
7. Quality Testing in own lab with Tensile Strength, Yield Strength, Elongation, Hardness, Straightness, etc.
8. Packing and Stocking.

100% Eddy Current Testing.
100% Size Tolerance Checking.
100% Tube surface checking to avoid surface defects.

Product Name	JIS G3445 Precision Carbon Steel Tubes for Machine Structural Purposes
Material	STKM11A, STKM12(ABC), STKM13(ABC)
Delivery Condition	HR,CW,SR,A,N
Standard	JIS G3445
Size Range	OD: 6-88mm, WT: 1-15mm
Application	Machine Structural Purposes
Round Billet	Bao Steel, Xingcheng Steel, Huai Steel, Zhongtian Steel
Keyword	JIS G3445
Certificate	TS16949, ISO 9001
HS code	7304319000
Delivery Time	45 days
Packing	Bundles or Wooden Boxes

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

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

FAQ:

1. Can you provide a sample to check the quality?
We can provide free sample with same or similar sizes for you to check tube quality.
You need to in charge of Express costs.

2. How about your production capacity?
3000 tons/Month.

3. What are your terms of payment?
30%TT in advance, Balance to be paid before shipment.

4. Where is your factory?
Jiaxing city, 2 hours away from Shanghai.

5. How can I get the quotation A.S.A.P?
Please send us an inquiry with full details as following,quotation will sent to you A.S.A.P:
1). Tube Standard
2). Steel Grade
3). Tube Size and Size Tolerance
4). Tube length
5). Quantity
6). If any special requirements

6. How about the minimum order quantity?
Normally for one size above 1 ton.

Welcome to contact us! Thanks.

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