DIN 2393 St37-2 Welded Steel Tube Precision Cold Drawn Welded Steel Pipe For Sleeve
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Product Details:
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| Place of Origin: | ZheJiang. CHINA |
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| Brand Name: | TORICH |
| Certification: | ISO9001:2008 |
| Model Number: | GB/T18704 |
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Payment & Shipping Terms:
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| Minimum Order Quantity: | 5T |
| Price: | 900-3000 USD/ton |
| Packaging Details: | packing in wooden boxes or in hexagonal bundles |
| Delivery Time: | 30-35 work days |
| Payment Terms: | L/C, D/A, T/T, D/P, Western Union, MoneyGram |
| Supply Ability: | 50000Ton per year |
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Detail Information |
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| Product Name: | GB/T18704 Q195 Stainless Steel Clad Pipes For Structural Purposes | Material: | 06Cr19Ni10, 12Cr18Ni9, 12Cr18Mn9Ni5N Etc |
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| Characteristic: | Welded Stainless Clad Pipes | Production Method: | Produced By Welded |
| End Protector: | Plain | Length: | 1-8m |
| Type: | Clad Pipes | MTC: | EN10204.3.1 |
| High Light: | welding steel tubing,electric resistance welded steel tube |
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Product Description
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 | ≤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 | Tensile | Elongation A/ |
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| 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.
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| TORICH INTERNATIONAL LIMITED |
| Suite 1004, Hongan Plaza, #258 Die Yuan Road, Yinzhou District, Ningbo City, China |
| 86-574-88086983 |
| sales@steel-tubes.com |