Torich International Limited
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability | 50000tons per year |
| Delivery Time | 5-8weeks |
| Packaging Details | In bundles |
| Material | Carbon steel+Stianless steel |
| Size | 12.7mm - 325mm |
| Length | 0-12m |
| Characteristic | Clad Pipes |
| End Protector | Plain |
| Brand Name | Torich |
| Model Number | GB/T18704 |
| Certification | ISO9001 TS16949 ISO14001 |
| Place of Origin | China |
View Detail Information
Explore similar products
12X1mm Precision steel tubing Automotive tubing
JIS-G 3445,EN 10305-3 STKM11,STKM12 Supporting Auto Seat Headrest Pipe
ASME SB444 Nickel Alloy Pipes Inconel625 Uns N06625 Alloy 625 Hydraulic Control
304 304L 316 316L SS Micro Tubes Needle tubes
Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability | 50000tons per year |
| Delivery Time | 5-8weeks | Packaging Details | In bundles |
| Material | Carbon steel+Stianless steel | Size | 12.7mm - 325mm |
| Length | 0-12m | Characteristic | Clad Pipes |
| End Protector | Plain | Brand Name | Torich |
| Model Number | GB/T18704 | Certification | ISO9001 TS16949 ISO14001 |
| Place of Origin | China |
Product Name:TORICH GB/T18704 Q195 Q235 12Cr18Ni9 Stainless Steel Clad Pipes for Structural Purposes
Standard: GB/T18704
OD: 12.7 - 325 mm
WT: 0.8 - 12 mm
Length: 1-8m or according to customers' actual application and production.
Application:public facilities. Vehicle and ship manufacturing. Road guardrail. Furniture. Medical apparatus and instruments
Steel Grade:Q195 Q235 06Cr19Ni10 12Cr18Ni9 12Cr18Mn9Ni5N 12Cr17Mn6Ni5N
Technology: Continuous welding molding
Tolerance of OD
| Surface delivery condition | Nominal outside diameter | Tolerance |
| Polishing,Polish (SB,SP) | ≤25 | ±0.25 |
| ＞25~40 | ±0.30 | |
| ＞40~50 | ±0.35 | |
| ＞50~60 | ±0.40 | |
| ＞60~70 | ±0.50 | |
| ＞70~80 | ±0.60 | |
| ＞80 | ±1％D | |
| Unpolished,Sand blasting(SNB,SS) | ≤25 | ±0.30 |
| ＞25~50 | ±0.40 | |
| ＞50 | ±1.0％D |
Tolerance of WT
| Wall thickness(S) | Tolerance(high-grade) | Tolerance(medium grade) |
| ≥0.8~2.0 | ±0.10 | ±0.20 |
| ＞2.0~3.0 | ±0.15 | ±0.30 |
| ＞3.0 | ±5％S | ±10％S |
Chemical composition
| No. | Unified digital code | New steel grade | Old steel grade | Chemical composition | |||||||
| C | Si | Mn | P | S | Ni | Cr | N | ||||
| 1 | S35350 | 12Cr17Mn6Ni5N | 1Cr17Mn6Ni5N | ≤0.15 | ≤1.00 | 5.50~7.50 | ≤0.050 | ≤0.030 | 3.50~5.50 | 16.00~18.00 | 0.05~0.25 |
| 2 | S35450 | 12Cr18Mn9Ni5N | 1Cr18Mn8Ni5N | ≤0.15 | ≤1.00 | 7.50~10.0 | ≤0.050 | ≤0.030 | 4.00~6.00 | 17.00~19.00 | 0.05~0.25 |
| 3 | S30210 | 12Cr18Ni9 | 1Cr18Ni9 | ≤0.15 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 8.00~10.00 | 17.00~19.00 | ≤0.10 |
| 4 | S30408 | 06Cr19Ni10 | 0Cr18Ni9 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 8.00~11.00 | 18.00~20.00 | - |
Mechanical property
| No. | Unified digital code | New steel grade | Old steel grade | Yield strength Rp0.2/MPa | Tensile Strength Rm/MPa | Elongation A/ ％ |
| ≥ | ||||||
| 1 | S35350 | 12Cr17MnNi5N | 1Cr17Mn6Ni5N | 245 | 520 | 25 |
| 2 | S35450 | 12Cr18Mn9Ni5N | 1Cr18Mn8Ni5N | 245 | 520 | |
| 3 | S30210 | 12Cr18Ni9 | 1Cr18Ni9 | 210 | 520 | 30 |
| 4 | S30408 | 06Cr19Ni10 | 0Cr18Ni9 | 210 | 520 | |
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 and Cold Rolling, on line inspection
5~ Heat Treatment, +A, +SRA, +LC, +N, Q+T
6~ Straightening-Cutting to specified length-Finished Measuring Inspection
7~ Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8~ Packing and Stocking.
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.
Company Details
Business Type:
Manufacturer,Importer,Exporter,Trading Company,Seller
Year Established:
2008
Total Annual:
15000000-20000000
Employee Number:
100~200
Ecer Certification：
Site Member
Torich Interational Limited 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，DO... Torich Interational Limited 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，DO...
Get in touch with us
Leave a Message, we will call you back quickly!