USD850.00 - USD850.00
- Standard:JIS
- Standard2:JIS G3445-2006
- Grade Group:10#-45#
- Grade:10#
- Grade:20#
- Grade:45#
- Grade Group:Q195-Q345
- Grade:Q235
- Grade:Q345
- Grade:Q195
- Grade:Q215
- Grade Group:ST35-ST52
- Grade:St37
- Grade:St52
- Grade:St42
- Grade:St35.8
- Grade:St37-2
- Grade:St35.4
- Grade:ST35
- Grade:ST37.4
- Section Shape:Round
- Place of Origin:CN;ZHE
- Technique:ERW
- Alloy Or Not:Non-alloy
- Application:machine structural purposes
- Certification:ISO9001-2008
- Surface Treatment:customer's requirement
- Special Pipe:ERW Steel Tubes
- Thickness:0.5 - 20 mm
- Outer Diameter(Round):5 - 200 mm
- Product name:JIS G3445 Auto Exhaust Tube
- Keyword:Auto Exhaust Tube
- Type:ERW Carbon Steel Tubes
- Outer Diameter:5-200 mm
- Thickness:0.5-20 mm
- Production Technology:ERW
- Surface Treatment:Oiled
- Shape:Round Shape
- Material:STKM 11A,12A,12B,12C,13A ect.
- End protector:Plastic Pipe Cap
Tubes are made by welded process.
Welded tubing shall be made from flat-rolled steel by the electric-resistance welding or electric-fusion welding process.
Size Range:
OD: 5.0-200mm
WT:0.5-20mm
Length: max 7000mm
Delivery Condition:
HR: hot rolled
CW: cold rolled
SR: stress relieved
A: annealed
N: normalized
Chemical Composition unit:% max | ||||||||||||||||
Grade | Symbol of grade | C | Si | Mn | P | S | Nb or V | |||||||||
11 | A | STKM11A | 0.12 | 0.35 | 0.60 | 0.040 | 0.040 | - | ||||||||
12 | A | STKM12A | 0.20 | 0.35 | 0.60 | 0.040 | 0.040 | - | ||||||||
B | STKM12B | |||||||||||||||
C | STKM12C | |||||||||||||||
13 | A | STKM13A | 0.25 | 0.35 | 0.30-0.90 | 0.040 | 0.040 | - | ||||||||
B | STKM13B | |||||||||||||||
C | STKM13C | |||||||||||||||
14 | A | STKM14A | 0.30 | 0.35 | 0.30-1.00 | 0.040 | 0.040 | - | ||||||||
B | STKM14B | |||||||||||||||
C | STKM14C | |||||||||||||||
15 | A | STKM15A | 0.25-0.35 | 0.35 | 0.30-1.00 | 0.040 | 0.040 | - | ||||||||
C | STKM15C | |||||||||||||||
16 | A | STKM16A | 0.35-0.45 | 0.40 | 0.40-1.00 | 0.040 | 0.040 | - | ||||||||
C | STKM16C | |||||||||||||||
17 | A | STKM17A | 0.45-0.55 | 0.40 | 0.40-1.00 | 0.040 | 0.040 | - | ||||||||
C | STKM17C | |||||||||||||||
18 | A | STKM18A | 0.18 | 0.55 | 1.50 | 0.040 | 0.040 | - | ||||||||
B | STKM18B | |||||||||||||||
C | STKM18C | |||||||||||||||
19 | A | STKM19A | 0.25 | 0.55 | 1.50 | 0.040 | 0.040 | - | ||||||||
C | STKM19C | |||||||||||||||
20 | A | STKM20A | 0.25 | 0.55 | 1.60 | 0.040 | 0.040 | 0.15 | ||||||||
Remarks: 1. For the tubes of Grade 15 made by electric resistance welded, the lower limit of C may be altered by agreement between the purchaser and the manufacturer. 2. For the tubes of Grade 20, Nb in combination with V may be added. In the case, the maximum content of Nb + V shall be 0.15%. 3. If necessary, alloying elements other than those in the above table may be added. | ||||||||||||||||
Mechanical Properties min | ||||||||||
Grade | Symbol of grade | Tensile strength N/mm2 | Yield point or proof strength N/mm2 | Elongation % | ||||||
11 | A | STKM11A | 290 | - | 35 | |||||
12 | A | STKM12A | 340 | 175 | 35 | |||||
B | STKM12B | 390 | 275 | 25 | ||||||
C | STKM12C | 470 | 355 | 20 | ||||||
13 | A | STKM13A | 370 | 215 | 30 | |||||
B | STKM13B | 440 | 305 | 20 | ||||||
C | STKM13C | 510 | 380 | 15 | ||||||
14 | A | STKM14A | 410 | 245 | 25 | |||||
B | STKM14B | 500 | 355 | 15 | ||||||
C | STKM14C | 550 | 410 | 15 | ||||||
15 | A | STKM15A | 470 | 275 | 22 | |||||
C | STKM15C | 580 | 430 | 12 | ||||||
16 | A | STKM16A | 510 | 325 | 20 | |||||
C | STKM16C | 620 | 460 | 12 | ||||||
17 | A | STKM17A | 550 | 345 | 20 | |||||
C | STKM17C | 650 | 480 | 10 | ||||||
18 | A | STKM18A | 440 | 275 | 25 | |||||
B | STKM18B | 490 | 315 | 23 | ||||||
C | STKM18C | 510 | 380 | 15 | ||||||
19 | A | STKM19A | 490 | 315 | 23 | |||||
C | STKM19C | 550 | 410 | 15 | ||||||
20 | A | STKM20A | 540 | 390 | 23 | |||||
Remarks: 1. As for the tubes of outside diameter of 40mm or under, the elongation value in above table shall not be applied. However, the test result shall be recorder. Further, the elongation may be specified under the agreement between the purchaser and the manufacturer. 2. 1 N/mm2 = 1MPa | ||||||||||
Torich Interational Co.,Ltd is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the factories of Seamless Steel Tubes with Carbon and Alloy Steel Grade, Welded Precision Steel Tubes，DOM Steel Tubes, Seamless & Welded Stainless Steel Tubes with Nickel and Alloy Steel Grade.
Our factory was established since 1997, with the name of Haiyan Sanxin Steel Pipe Co., Ltd. The factories` technicians are of great engineering experience in steel pipe industry for more than 20 years, which are in great command of production technology for Cold Drawing and Cold Rolling. So we have strong technician team and manufacturing capability.
Packing Details : In bundles; in wooden box; or according to customer's requirements
Delivery Details : 35-50 days
1. In bundles
2. In wooden box
3. In Carton
4. Raw Material Stocking- Segregation
5. Packing and Shipment
6. Container Loading and Shipment
1. OEM Manufacturing welcome: Product, Package...
2. Sample order
3. We will reply you for your inquiry in 24 hours.
4. after sending, we will track the products for you once every two days, until you get the products. When you got the
goods, test them, and give me a feedback.If you have any questions about the problem, contact with us, we will offer
the solve way for you.
Best stainless
100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects.
Q1. What is your terms of packing?
A: Generally, In bundles; or according to customer's requirements
Q2. What is your terms of payment?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
Q3. What is your terms of delivery?
A: FOB, CIF.
Q4. How about your delivery time?
A: It depends on the quantity and the raw materia, generally it is 35-50 days . The specific delivery time depends
on the items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and
the courier cost.
Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them,
no matter where they come from.
JIS G3445 Carbon Seamless Steel Tubes STKM11A 12A 13A tubes
