SS 347/347H Pipes & Tubes
SS 347/347H pipes and tubes, Om Export India Pvt Ltd. is a leading stockist and exporter of the entire industrial steel. Our all products are made with the best and high quality of raw material and international standards. All the products are well tested and inspected before delivery to the customers and suppliers. We also produce the customized shape of the products as per the customers dimensions and instructions as well.
SS ASTM A312 TP347H Seamless, SS 347 Tubing, SS 347 Welded, ASTM A358 Stainless Steel 347H EFW Pipe Supplier, ASTM A213 Stainless Steel 347 Exporter, Stainless Steel 347 Pipes Manufacturer in India.
They are made with various types of specification such as tolerance, end, condition, types, shapes, form, size, thickness, length, width, standards, dimensions, grade, finish, surface and applications as well. These pipes are also designed with the help of several chemical combinations such as carbon, nickel, manganese, chromium, sulfur, silicon, cobalt, titanium and phosphorus. Tubes are manufactured with physical and mechanical properties such as tensile strength, yield strength, elongation, density, hardness, tensile strength, thermal conductivity, electrical conductivity, modulus of expansion, electrical resistance and elongation stress. They are available in various types and shapes, such as finished tubes, seamless tubes, ERW, EFW and LSAW tubes.
Stainless Steel UNS S34709 Welded, UNS S34700 ERW Pipes Dealer, DIN 1.4961 Seamless, 347H Stainless Steel Pipes Trader, SS DIN 1.4550 ERW Tubing, ASME SA312 SS 347H Pipes Stockist, ASTM A213 SS TP347 Tubes Supplier in India.
Tubes are suitable for use in many applications such as gas processing, petrochemical industry, power generation industry, heat exchangers, pharmaceutical industry, seawater plants, chemical plants, specialty chemicals, condensers, paper industry, offshore oil drilling industry and pulp industry. These are also applicable in some of the general works like military applications, aircraft components, shafts, pumps, food industry, household appliances, rails, cranes, transportation and vehicle parts as well.
For optimal performance in annealed temperatures and conditions, pipes and tubes undergo heating and welding treatments during manufacturing. Pipes are made especially with dimensional accuracy for usage in the food and chemical industries. Whole spectrum of general corrosion, including stress, pitting, impact, cracking, and seawater rust, is resistant to these tubes. In addition to being subjected to various testing, these pipes and tubes must also pass tests such as the PMI, ultrasonic, flaring, flattening, mechanical, hydrostatic, chemical, hardness, and radiographic tests.
347/347H STAINLESS STEEL PIPES AND TUBES EQUIVALENT GRADES
| STANDARD | UNS | WNR. | EN | JIS | GOST |
| SS 347 | S34700 | 1.4550 | X6CrNiNb18-10 | SUS 347 | 08Ch18N12B |
| SS 347H | S34709 | 1.4961 | X6CrNiNb18-12 | SUS 347H | - |
Specification of Stainless Steel 347/347H Seamless Welded Pipes And Tubes
Stainless Steel Pipe Specification : ASTM A312, A358 / ASME SA312, SA358
SS Tube Specification : ASTM A213, A269, A249, A511, A554 / ASME SA213, SA269, SA249, SA511, SA554
Pipe Size : 1/8” NB to 24” NB, 1/4” OD to 24” OD sizes.
Tube Size : 1/2″ OD to 8″ OD.
Thickness Range : 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
Type : Seamless / ERW / Welded / Fabricated Pipes
Form : Round, Square, Rectangular, Oval, Hydraulic Etc
Length : Single Random, Double Random & Required Length
End : Plain End, Beveled End, Treaded
End Protection : Plastic Caps
Outside Finish : 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Pipes, Finish as per customer Requirements
Delivery Condition : Annealed and Pickled, Polished, Bright Annealed, Cold Drawn
Inspection, Test Reports : Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports, Destructive Test Report, Non Destructive Test Reports
Packing : Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests
Specials : Sizes and Specifications other than above can be manufactured on request
CHEMICAL COMPOSITION OF STAINLESS STEEL 347/347H SEAMLESS PIPES AND TUBES
| Element | C | Cr | Mn | Ni | P | S | Si | Cb/Ta |
| 347 | 0.08 max | min: 17.0 | 2.0 max | min: 9.0 | 0.04 max | 0.3 | 0.75 | min:10x C |
| max: 20.0 | max: 13.0 | max | max | max: 1.0 | ||||
| 347H | min: 0.04 | min: 17.0 | 2.0 max | min: 9.0 | 0.03 max | 0.3 | 0.75 | min:10x C |
| max: 0.10 | max: 20.0 | max: 13.0 | max | max | max: 1.0 |
MECHANICAL PROPERTIES OF STAINLESS STEEL 347/347H SEAMLESS PIPES AND TUBES
| Grade | Tensile Strength ksi (MPa) min | Yield Strength 0.2% ksi offset ksi (MPa) min | Elongation (% in 50mm) min | Hardness (Brinell) MAX | Hardness (Rockwell B) MAX |
| 347/347H | 75 (515) | 30 (205) | 40 | 201 | 95 |
PHYSICAL PROPERTIES OF 347/347H STAINLESS STEEL PIPES AND TUBES
| Density lbm/in3 | Coefficient of Thermal Expansion (min/in)-°F | Thermal Conductivity BTU/hr-ft-°F | Specific Heat BTU/lbm -°F | Modules of Elasticity (annealed)2-psi | |
| at 68 °F | at 68 – 212°F | at 68 – 1832°F | 68-932°F | at 32 – 212°F | in tension (E) |
| 0.288 | 9.2 | 11.4 | 14.7 | 0.12 | 28 x 106 |
