TORICH INTERNATIONAL LIMITED
TORICH INTERNATIONAL LIMITED The Steel Tube Maker
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Cold Drawn 304 Ss Welded Steel Tube Syringe Needle Tube Polished Finish
TorichInternational Co.,Ltd is a professional manufacturer and exporter of steel pipes materials.
It is an international marketing and sales company specialized in steel tubes. 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 Tube are our main products.
Our factory was established since 1997, with the name of Haiyan SanxinSteel Pipe Co., Ltd. The
factories’ technicians are of great engineering experience in steel pipe industry for more than 20 years,
who are in great command of production technology for Cold Drawing and Cold Rolling, as well as heat
treatment and inspection. So we have strong technician team and manufacturing capability.
| Product Name | Cold Drawn 304 Ss Welded Steel Tube Syringe Needle Tube Polished Finish |
| Standard | ASTM A213, A269, A312 |
| Matrial | 201 ( Ni 1.2%), 202 (Ni 3.5%~4.5%), 301(Ni 5%), 304 (Ni 8%, Cr 18%), 316 (Ni 10%, Cr 18%), 316L (Ni10%~14%), 430 |
| Size | OD: 0.25mm--2.5mm WT: 2.00mm - 20mm Length: According to Customer's Requirement |
| Common size | 0.4*0.11, 0.5*0.1, 0.5*0.15, 0.6*0.1, 0.6*0.125, 0.63*0.15, 0.7*0.1, 0.7*0.15, 0.8*0.1, 0 .8*0.125, 0.8*0.15, 0.9*0.1, 0.9*0.15 etc |
| Surface Finish | 180G, 320G, 400G Satin / Hairline 400G, 500G, 600G or 800G Mirror finish |
| Test and Inspection | Squash test, extended test, water pressure test, crystal rot test, heat treatment, NDT |
| Application | Decoration construction, upholstery, industry instrument |
Tolerance:
a) Outer Diameter: +/- 0.2mm
b) Thickness: +/- 0.02mm
c) Length: +/- 5mm
Applications:
Product Show of Cold Drawn 304 Ss Welded Steel Tube Syringe Needle Tube
Certificates:
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 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.
Q: Are you trading company or manufacturer ?
A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples of carbon seamless steel tube ? is it free or extra ?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us