TORICH INTERNATIONAL LIMITED
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Grade: Stainless Steel 304/316
Length: max 20 meters
Streightness: 0.5/1000
Tolerence WXT: DIN 2391
Tolerence INT: ISO H8
Roughness (Ra): 0.2 to 0.4μ
Type: Cold Drawing, stress release, BK+S, honing or Skiving
CHEMICAL COMPOSITION(%)
| Si (Max) | Mn (Max) | C (Max) | S (Max) | P (Max) |
| 0.55 | 1.6 | 0.22 | 0.025 | 0.025 |
| Tensile Strenght Min | Yield Point Min | Elongation % Mn |
| 640 N/mm² | 560 N/mm² | 14 |
Heat treatment : BK+S
Technology : Honed & SRB(SKIVED AND ROLLER BURNISHED )
Application: for hydraulic cylinder, swivel crane, injection machine and
construction machine application
Protection : anti-rust oil on inside and outside surface, plastic caps in both ends.
Straightness: ≤ 0.5/1000
Roughness: 0.2-0.4 u
Tolerance EXT: DIN2391, EN10305, GB/T 1619
Package: Bundled with Steel Strip and Knitting Strip, or Wooden Case
1. Torich is the STEEL TUBE MAKER company in China,playing a significant role in domestic market as well as international market.
2. Our products have exported to over 56 countries worldwide, winning a great fame among our customers.
3. There was no quality claim in the past 3 years.
4. First production was started since 1997, our boss worked in steel tube industry for over 10 years before started the own factory, factory engineers with over 30 years manufacturing experience, knowing well about production and inspection technology.
5. We have been exporting steel tubes since 10 years ago, and know well about international standard for steel tubes DIN/EN,ASTM,SAE,BS,GOST,JIS etc,also with great experience of International trading practices.
6. Our team take Timely action within 24 hours after receiving customers' first requirement and enquiry.
7. 100% prompt delivery in the past 3 years.
8. 100% dimensional check and 100% visual inspection on tube surfaces.
9. 100% eddy current test and ultrasonic test for detecting longitudinal and transversal defects.
10.Convenient tranportation: production location is 30 mins high speed train from Shanghai, 2 hours drive from Shanghai