TOBO STEEL GROUP CHINA
| Payment Terms | L/C, T/T, Western Union |
| Supply Ability | 500 TONS per mouth |
| Delivery Time | 30DAYS |
| Packaging Details | WOODEN CAS |
| Material | Carbon Steel |
| Size | 1/2’’~48’’(Seamless); 16’’~72’’(Welded) |
| Wall Thickness | Sch5~SCH XXS |
| Standard | ASME/ANSI B16.9, |
| Outer Diameter | from 6mm to 800mm |
| Thickness | 1mm to 150mm |
| Brand Name | TOBO/TPCO/TISCO/VALIN/METAL |
| Model Number | Carbon Steel Pipe |
| Certification | ISO/PED/TUV/SGS/LR/BV |
| Place of Origin | China/Japan/Germany |
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Product Specification
| Payment Terms | L/C, T/T, Western Union | Supply Ability | 500 TONS per mouth |
| Delivery Time | 30DAYS | Packaging Details | WOODEN CAS |
| Material | Carbon Steel | Size | 1/2’’~48’’(Seamless); 16’’~72’’(Welded) |
| Wall Thickness | Sch5~SCH XXS | Standard | ASME/ANSI B16.9, |
| Outer Diameter | from 6mm to 800mm | Thickness | 1mm to 150mm |
| Brand Name | TOBO/TPCO/TISCO/VALIN/METAL | Model Number | Carbon Steel Pipe |
| Certification | ISO/PED/TUV/SGS/LR/BV | Place of Origin | China/Japan/Germany |
| High Light | API 5L Line Pipe ，API Seamless Pipe | ||
API Carbon Steel Pipe A234M WP5, Size 1/2’’~48’’(Seamless)16’’~72’’(Welded)
| Size | 1/2’’~48’’(Seamless); 16’’~72’’(Welded) |
| Wall Thickness | Sch5~SCH XXS |
| Angle | 45,90,180,60,etc according to customer’s requirements. |
| Radius | LR(long radius:R=1.5D);SR(short radius:R=1.0D) |
| Manufacturing Process | Push,Press,Forge,Cast,etc. |
| Standard | ASME/ANSI B16.9, B16.11, B16.28, B16.5; MSS SP-43,83,97; JIS B2311,B2312,B2313,B2316;SB3406,3408,3409,3410; SY/T0510-1998, SY5257-91 |
| Carbon Steel | ASTM A694 F42,F46,F48,F50,F52,F56,F60,F65,F70; ASTM A234 WPB,WPC; ASTM A420 WPL6,WPL3; ASTM A105;ASTM A860 WPHY42,WPHY52,WPHY60,WPHY65,WPHY70; ASTM A350 LF1,LF2,LF3; ASTM A266 GR.1,GR.2,GR.3,GR.4 |
| Stainless Steel | ASTM / ASME A/SA 182 F 304, 304L, 304H, 309S, 309H, 310S, 310H,316, 316TI,316H, 316L,316LN, 317, 317L, 321, 321H, 347, 347H,348,348H,F40/S31254,F20/N08020, F45/S30815,F46/S30600,F47/S31725,F48/S31726,F49/S34565, F56/S33228, F58/S31266,F62/N08367/1.4529 |
| Alloy Steel | ASTM/ ASME S/A234/ A 234M WP5,WP9,WP11,WP12,WP22, WP9; ASTM/ ASME S/A182/ A 182M F5, F5a , F9, F11, F12, F22, F91; ASTM/ ASME S/A336/ A 336M F5, F9, F11, F12, F22, F91. |
| Duplex&Super Duplex Stainless Steel | ASTM / ASME A/SA 182 F51/2205/S31803/1.4462;F53/2507/S32750/1.4410;F55/S32760, F50/S31200;F57/S39277;F59/S32520;F60/S32205;F61/S32250; F904L/N08904/1.4539;F44/254SMO/S31254/1.4574;S31050/1.4466; 17-4PH/S17400/1.4548;724L;316Lmod/1.4435;725LN/310MoLN |
| Special Alloy | Inconel 600,Inconel 625,Inconel 718,Inconel X-750,Incoloy800,Incoloy 800H,Incoloy825,Hastelloy C276,Monel 400, Monel K-500 |
Standards: ASTM/ASME A789/SA789, A790/SA790,A450,A530
Material: UNS S31803(Cr22Ni5Mo3/1.4462)/2205,UNS S32750(1.4410),UNS S31500(Cr18NiMo3Si2),
UNS32760(1.4501)
Chemical Composition
| Grade | C max | Si max | Mn max | P max | S max | Cr | Ni | Mo | N |
| UNS S32750 | 0.030 | 0.8 | 1.2 | 0.030 | 0.015 | 24.0-26.0 | 6.0-8.0 | 3.0-5.0 | 0.24-0.32 |
| UNS S31803 | 0.030 | 1.0 | 2.0 | 0.020 | 0.020 | 21.0-23.0 | 4.5-6.5 | 2.5-3.5 | 0.08-0.20 |
| UNS S31500 | 0.030 | 1.0 | 1.2-2.0 | 0.030 | 0.030 | 18.0-19.0 | 4.5-5.5 | 2.5-3.5 | 0.05-0.10 |
Physical Properties
| Grade | Y.S.MPa min | T.S.Mpa min | Elongation % | Hardness HRC |
| UNS S32750 | 550 | 800 | 15 | 20 |
| UNS S31803 | 450 | 620 | 25 | 20 |
| UNS S31500 | 440 | 630 | 30 | 20 |
Duplex Stainless Steel Pipe Application:
Chemical processing, Transport and Storage.
Oil and gas exploration and offshore rigs.
Oil and gas refining.
Marine environments.
Pollution control equipment.
Pulp and paper manufacturing
Chemical process Plant
Some of the quality tests carried out by us includes:
| Corrosion Test | Conducted only when specially requested by the client |
| Chemical Analysis | Test done as per required quality standards |
| Destructive / Mechanical Testing | Tensile | Hardness | Flattening | Flare | Flange |
| Reverse-bend and Re. flat tests | Carried out in full compliance with relevant standards & ASTM A-450 and A-530 norms, which ensures trouble-free expansion, welding & use at customers end |
| Eddy Current Testing | Done to detect homogeneities in subsurface by using Digital Flaw-mark Testing System |
| Hydrostatic Testing | 100% Hydrostatic Testing carried out according to ASTM-A 450 norms for checking tube leakage, and biggest pressure we can support 20Mpa/7s . |
| Air Under Pressure Test | To check any evidence of air leakage |
| Visual Inspection | After passivation, every single length of tubes & pipes is subjected to thorough visual inspection by trained staff for detecting surface flaws & other imperfections |
Supplementary Testing : Apart from the above mentioned tests, we also carry out on the manufactured products supplementary testing. The tests conducted under this include:
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Company Details
Business Type:
Manufacturer,Agent,Importer,Exporter,Trading Company,Seller
Year Established:
1998
Total Annual:
100000-100000000
Employee Number:
200~300
Ecer Certification：
Verified Supplier
TOBO GROUP sales head offce in Shanghai. We are one of the Professional manufacturers Exporter Pipeline products in China .Our company was established in 1998, the plant covers 550, 000 square meters and a construction area ... TOBO GROUP sales head offce in Shanghai. We are one of the Professional manufacturers Exporter Pipeline products in China .Our company was established in 1998, the plant covers 550, 000 square meters and a construction area ...
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