Navigate the full industrial raw material technical reference below.
Industrial Raw Materials form the foundation for fabrication, construction, and manufacturing projects. Kennkrupps supplies certified raw materials from reputable mills with full traceability and documentation for oil & gas, petrochemical, power generation, construction, shipbuilding, and manufacturing industries.
We supply raw materials as per ASTM, ASME, EN, DIN, IS, JIS, BS, and other international standards in carbon steel, stainless steel, alloy steel, duplex, nickel alloys, and special materials with complete mill test certificates and third-party inspection.
Industrial raw materials are basic materials used in manufacturing, construction, and fabrication processes to create finished products, structures, and equipment. These include pipes, tubes, plates, sheets, coils, bars, structural sections, and special alloys that are further processed, fabricated, or assembled into final products.
Complete range of pipes, plates, coils, bars, structural sections and special alloys.
Hollow cylindrical sections for fluid transport or structural use — seamless, welded, ERW, EFW, HFW.
Flat rolled products — thick plates or thin sheets — hot rolled, cold rolled and clad.
Continuous rolled strips in coil form — hot rolled, cold rolled, galvanized and stainless.
Solid round, square, flat and hexagonal sections — for machining, shafts and fasteners.
Standard structural shapes — I-beams, H-beams, channels, angles, tubes for steelwork.
High-performance alloys for severe service — nickel, titanium, duplex and super duplex.
Seamless, welded, stainless steel and structural tubes in all standard sizes and grades.
| Parameter | Specification |
|---|---|
| Size Range | ½" to 48" NB (DN15 to DN1200) |
| Wall Thickness | SCH 10, 20, 30, 40, 60, 80, 100, 120, 140, 160, XXS |
| Length | Single Random (5-7m), Double Random (10-13m), Fixed length |
| Ends | Plain, Beveled, Threaded, Coupled |
| Materials | CS (A106 Gr.B/C, A333 Gr.6, A335 P1/P2/P5/P9/P11/P12/P22/P91), SS (A312 TP304/304L/316/316L/310/321/347), Alloy, Duplex, Ni Alloys |
| Standards | ASTM A106, A333, A335, A312, A789, A790 |
| Applications | High temperature, high pressure, cryogenic service |
| Parameter | Specification |
|---|---|
| Size Range | ½" to 120" NB (DN15 to DN3000) |
| Wall Thickness | SCH 10 to SCH 160, custom thickness |
| Length | Single Random, Double Random, Fixed length |
| Ends | Plain, Beveled, Threaded |
| Materials | CS (A53 Gr.B, A671 CC60/CC65/CC70, A672 C60/C65/C70), SS (A358 TP304/316), LSAW, HSAW |
| Standards | ASTM A53, A135, A671, A672, A358 |
| Applications | General service, low to medium pressure, water, air |
| Parameter | Specification |
|---|---|
| Size Range | ⅛" to 48" NB (DN6 to DN1200) |
| Wall Thickness | SCH 5S, 10S, 20S, 40S, 80S, 160S |
| Length | Single Random, Double Random, Fixed length |
| Ends | Plain, Beveled, Threaded |
| Materials | 304, 304L, 316, 316L, 310, 310S, 321, 347, 317, 317L, 904L, Duplex (S31803, S32750, S32760), Super Duplex |
| Standards | ASTM A312, A358, A778, A789, A790 |
| Applications | Corrosive service, food, pharma, marine, chemical |
| Parameter | Specification |
|---|---|
| Size Range | ½" to 24" OD (DN15 to DN600) |
| Wall Thickness | 1.5mm to 25mm |
| Shapes | Round, Square, Rectangular |
| Length | 6m, 12m standard |
| Materials | CS (A500 Gr.A/B/C, A501 Gr.A/B), SS (A554, A778) |
| Standards | ASTM A500, A501, A554, A778, IS 4923 |
| Applications | Structural frames, pipe racks, buildings, furniture |
Carbon steel, stainless steel, alloy steel and clad plates for pressure vessels, tanks and structures.
| Parameter | Specification |
|---|---|
| Thickness | 3mm to 200mm (⅛" to 8") |
| Width | 1000mm to 4000mm (39" to 157") |
| Length | 2000mm to 12000mm (78" to 472") |
| Materials | SA516 Gr.60/70 (PVQ), SA283 Gr.A/B/C/D, SA515 Gr.60/70, A36 |
| Standards | ASTM A516, A283, A515, A36, EN 10028, EN 10025 |
| Applications | Pressure vessels, tanks, boilers, structural, general fabrication |
| Parameter | Specification |
|---|---|
| Thickness | 0.5mm to 100mm (0.020" to 4") |
| Width | 1000mm to 3000mm (39" to 118") |
| Length | 2000mm to 6000mm (78" to 236") |
| Materials | 304, 304L, 316, 316L, 310, 310S, 321, 347, 317, 317L, 904L, 2205, 2507, 254 SMO |
| Standards | ASTM A240, EN 10028-7, JIS G4304, IS 5522 |
| Applications | Corrosive service, food, pharma, marine, chemical, architectural |
| Parameter | Specification |
|---|---|
| Thickness | 6mm to 150mm (¼" to 6") |
| Width | 1500mm to 3500mm (59" to 138") |
| Length | 3000mm to 12000mm (118" to 472") |
| Materials | SA387 Gr.11 (1.25%Cr, 0.5%Mo), Gr.12, Gr.22 (2.25%Cr, 1%Mo), Gr.5, Gr.9, Gr.91 |
| Standards | ASTM A387, EN 10028-2 |
| Applications | High temperature, high pressure, power plants, refineries |
| Parameter | Specification |
|---|---|
| Thickness | Base: 6mm–150mm, Clad: 2mm–10mm |
| Width | 1500mm to 3500mm (59" to 138") |
| Length | 3000mm to 12000mm (118" to 472") |
| Clad Materials | SS (304, 316, 317, 321, 347), Ni Alloys (Inconel 600/625, Hastelloy C276, Monel 400), Titanium (Gr.1, Gr.2) |
| Base Materials | CS (SA516 Gr.70, SA515 Gr.70), Low Alloy Steel |
| Standards | ASTM A263 (SS Clad), A264 (SS Clad), A265 (Ni/Ti Clad) |
| Applications | Corrosive service with cost savings, pressure vessels, reactors |
Hot rolled, cold rolled, galvanized and stainless steel coils for manufacturing and fabrication.
| Parameter | Specification |
|---|---|
| Thickness | 1.5mm to 25mm |
| Width | 600mm to 2000mm |
| Coil Weight | 10 to 30 tons |
| Materials | CS (Q235, Q345, SS400, A36, A572), HSLA |
| Standards | ASTM A1011, A1018, EN 10025, JIS G3101, IS 2062 |
| Applications | Structural, pipes, tubes, general fabrication |
| Parameter | Specification |
|---|---|
| Thickness | 0.4mm to 3.0mm |
| Width | 600mm to 2000mm |
| Coil Weight | 5 to 20 tons |
| Materials | CS (DC01, DC03, DC04, A366, A1008), High Strength, Bake Hardenable |
| Standards | ASTM A1008, A1011, EN 10130, JIS G3141, IS 513 |
| Applications | Automotive, appliances, furniture, stamping, forming |
| Parameter | Specification |
|---|---|
| Thickness | 0.4mm to 3.0mm |
| Width | 600mm to 1500mm |
| Coating | Z60, Z80, Z100, Z120, Z140, Z200, Z275 (g/m²) |
| Materials | Carbon Steel with Zinc Coating |
| Standards | ASTM A653, EN 10346, JIS G3302, IS 277 |
| Applications | Roofing, cladding, ducts, general fabrication, corrosion resistance |
| Parameter | Specification |
|---|---|
| Thickness | 0.4mm to 6.0mm |
| Width | 600mm to 1500mm |
| Coil Weight | 3 to 10 tons |
| Materials | 304, 304L, 316, 316L, 430, 201, 202, 310, 321, 347, 904L, Duplex |
| Standards | ASTM A240, EN 10088, JIS G4305, IS 5522 |
| Applications | Corrosive service, food, pharma, architectural, automotive |
Round, square, flat and hexagonal bars in carbon steel, stainless steel and alloy grades.
| Parameter | Specification |
|---|---|
| Diameter | 6mm to 500mm (¼" to 20") |
| Length | 3m, 6m, 12m standard |
| Finish | Hot rolled, Cold drawn, Forged, Turned, Polished |
| Materials | CS (EN8, EN19, EN24, 1018, 1020, 1045, 4140, 4340), SS (304, 304L, 316, 316L, 310, 321, 347, 410, 420, 430, 17-4PH), Alloy, Duplex, Ni Alloys |
| Standards | ASTM A108, A276, A479, A564, EN 10060, EN 10088, IS 1608, IS 3048 |
| Applications | Machining, shafts, fasteners, general engineering |
| Parameter | Specification |
|---|---|
| Size | 6mm to 200mm (¼" to 8") square |
| Length | 3m, 6m, 12m standard |
| Finish | Hot rolled, Cold drawn |
| Materials | CS (EN8, EN19, EN24, 1018, 1045, 4140), SS (304, 316, 303, 310, 321, 410, 430), Alloy |
| Standards | ASTM A108, A276, A479, EN 10058, EN 10088, IS 1608 |
| Applications | Machining, structural, general engineering |
| Parameter | Specification |
|---|---|
| Thickness | 3mm to 100mm (⅛" to 4") |
| Width | 10mm to 300mm (⅜" to 12") |
| Length | 3m, 6m, 12m standard |
| Finish | Hot rolled, Cold drawn |
| Materials | CS (EN8, EN19, A36, 1018, 1045), SS (304, 316, 303, 310, 321, 410, 430), Alloy |
| Standards | ASTM A108, A276, A479, EN 10059, EN 10088, IS 1608 |
| Applications | Brackets, supports, machining, general fabrication |
| Parameter | Specification |
|---|---|
| Size (Across Flat) | 6mm to 100mm (¼" to 4") |
| Length | 3m, 6m standard |
| Finish | Hot rolled, Cold drawn |
| Materials | CS (EN8, EN19, 1018, 1045, 4140), SS (304, 316, 303, 310, 321, 410, 430), Alloy |
| Standards | ASTM A108, A276, A479, EN 10060, EN 10088, IS 1608 |
| Applications | Fasteners, fittings, machining, nuts, bolts |
Beams, channels, angles and T/Z sections for structural steelwork, buildings and pipe racks.
| Parameter | Specification |
|---|---|
| Size Range | ISMB 75 to ISMB 600 (IN), W4 to W44 (US), IPE 80–600 (EU), HEB 100–1000 (EU) |
| Length | 6m, 12m standard |
| Materials | CS (A36, A572 Gr.50, S235, S275, S355, E250, E350), HSLA |
| Standards | ASTM A992, A572, EN 10025, IS 2062, JIS G3101 |
| Applications | Structural frames, buildings, bridges, pipe racks |
| Parameter | Specification |
|---|---|
| Size Range | ISMC 75 to ISMC 400 (IN), C3 to C15 (US), UPN 80–400 (EU) |
| Length | 6m, 12m standard |
| Materials | CS (A36, A572 Gr.50, S235, S275, S355, E250, E350), HSLA |
| Standards | ASTM A36, A572, EN 10025, IS 2062, JIS G3101 |
| Applications | Structural supports, frames, pipe racks, general structural |
| Parameter | Specification |
|---|---|
| Size Range | 20×20×3mm to 200×200×20mm (Equal), 50×25×5mm to 200×100×20mm (Unequal) |
| Length | 6m, 12m standard |
| Materials | CS (A36, A572 Gr.50, S235, S275, S355, E250, E350), SS (304, 316), HSLA |
| Standards | ASTM A36, A572, EN 10025, EN 10056, IS 2062, IS 808 |
| Applications | Bracing, supports, frames, general structural |
| Parameter | Specification |
|---|---|
| Size Range | Various standard and custom sizes |
| Length | 6m, 12m standard |
| Materials | CS (A36, A572 Gr.50, S235, S275, S355), HSLA |
| Standards | ASTM A992, A572, EN 10025 |
| Applications | Purlins, girts, structural supports |
Nickel alloys, duplex stainless steel and titanium for severe corrosion and high-temperature service.
| Material | Specification | Forms | Applications |
|---|---|---|---|
| Inconel 600 | ASTM B168 (Plate), B167 (Pipe), B166 (Bar) | Plates, Pipes, Bars, Sheets, Coils | High temperature, oxidation, furnace parts |
| Inconel 625 | ASTM B443 (Plate), B444 (Pipe), B446 (Bar) | Plates, Pipes, Bars, Sheets | Severe corrosion, high temperature, marine |
| Inconel 718 | ASTM B670 (Plate), B637 (Bar) | Plates, Bars, Forgings | Aerospace, high strength, high temperature |
| Hastelloy C276 | ASTM B575 (Plate), B574 (Pipe/Bar) | Plates, Pipes, Bars, Sheets | Severe corrosion, chemical processing |
| Hastelloy B2 | ASTM B333 (Plate), B622 (Pipe) | Plates, Pipes, Bars | Reducing acids, hydrochloric acid |
| Monel 400 | ASTM B127 (Plate), B165 (Pipe), B164 (Bar) | Plates, Pipes, Bars, Sheets | Marine, hydrofluoric acid, chemical |
| Monel K500 | ASTM B151 (Plate), B164 (Bar) | Plates, Bars | Marine, high strength, pump shafts |
| Material | Specification | Forms | Applications |
|---|---|---|---|
| Duplex 2205 (F51) | ASTM A240 (Plate), A789/A790 (Tube), A479 (Bar) | Plates, Pipes, Tubes, Bars, Sheets | Offshore, seawater, high chloride |
| Super Duplex 2507 (F53) | ASTM A240 (Plate), A789/A790 (Tube), A479 (Bar) | Plates, Pipes, Tubes, Bars, Sheets | High-pressure seawater, offshore |
| Super Duplex 2750 (F55) | ASTM A240 (Plate), A479 (Bar) | Plates, Bars, Sheets | Extreme corrosion, offshore |
| Lean Duplex 2304 | ASTM A240 (Plate), A789 (Tube) | Plates, Tubes, Sheets | General corrosion, cost-effective |
| Material | Specification | Forms | Applications |
|---|---|---|---|
| Titanium Gr.1 | ASTM B265 (Plate/Sheet), B338 (Tube), B348 (Bar) | Plates, Sheets, Pipes, Tubes, Bars | Severe corrosion, lightweight |
| Titanium Gr.2 | ASTM B265 (Plate/Sheet), B338 (Tube), B348 (Bar) | Plates, Sheets, Pipes, Tubes, Bars | Severe corrosion, chemical, marine |
| Titanium Gr.5 (6Al-4V) | ASTM B265 (Plate), B348 (Bar) | Plates, Bars, Forgings | Aerospace, high strength, marine |
| Titanium Gr.7 | ASTM B265 (Plate/Sheet), B338 (Tube) | Plates, Sheets, Tubes | Severe corrosion, chemical |
| Category | Grades / Specifications | Forms |
|---|---|---|
| Carbon Steel | SA516 Gr.60/70, SA283, SA515, A36, A572, A106, A53, EN8, EN19, EN24, Q235, Q345, S235, S275, S355, E250, E350 | Plates, Sheets, Pipes, Tubes, Bars, Coils, Structural |
| SS 300 Series | 304, 304L, 316, 316L, 310, 310S, 321, 347, 317, 317L, 904L, 254 SMO | Plates, Sheets, Pipes, Tubes, Bars, Coils, Structural |
| SS 400 Series | 410, 420, 430, 410S, 409, 409L | Plates, Sheets, Bars, Coils |
| Duplex SS | 2205 (F51), 2507 (F53), 2750 (F55), 2304 | Plates, Pipes, Tubes, Bars, Sheets |
| Alloy Steel | SA387 Gr.11/12/22/5/9/91, A335 P1/P2/P5/P9/P11/P12/P22/P91, 4140, 4340 | Plates, Pipes, Bars, Forgings |
| Nickel Alloys | Inconel 600/625/718, Hastelloy C276/B2/B3, Monel 400/K500, Incoloy 800/825/925 | Plates, Pipes, Bars, Sheets, Coils, Forgings |
| Titanium | Gr.1, Gr.2, Gr.5 (6Al-4V), Gr.7, Gr.12 | Plates, Sheets, Pipes, Tubes, Bars, Forgings |
| Copper Alloys | CuNi 90/10, 70/30, Aluminum Bronze, Gunmetal, Brass, Bronze | Plates, Sheets, Bars, Tubes, Pipes |
Certified supply chain management — full traceability from mill to delivery.
EN 10204 3.1/3.2 MTC with every delivery — SAIL, Tata, JSW, POSCO, JFE, Nippon, ArcelorMittal.
Positive material identification (XRF/OES) — 100% on critical orders.
UT, RT, PT, MT — ultrasonic, radiographic, dye penetrant and magnetic particle.
Rockwell, Brinell, Vickers hardness. Tensile, yield, elongation and impact testing.
100% dimensional inspection and visual check — thickness, width, length, diameter.
TPI available — SGS, Bureau Veritas, Lloyd's — at mill or warehouse.
NACE MR0175/MR0103 sour service compliance. PED 2014/68/EU.
Cutting, shearing, slitting, profiling, surface treatment and custom processing.
Complete range of pipes, plates, sheets, coils, bars and structural sections.
CS, SS, alloy steel, duplex, super duplex, nickel alloys, titanium, copper.
ASTM, ASME, EN, DIN, IS, JIS, BS, API — full compliance.
EN 10204 3.1/3.2 MTC from SAIL, Tata, JSW, POSCO, JFE, Nippon, ArcelorMittal.
Positive material identification on all critical orders — alloy grade guaranteed.
Common sizes and grades available for immediate dispatch.
Direct from mills and authorized distributors — no middlemen.
Expert guidance on material selection, equivalency and specifications.
All raw materials from a single source — pipes to structural.
Cutting, shearing, slitting, profiling and surface treatment services.
Heat number, MTC, PMI — complete material traceability.
From single sheets to project-scale supply — our team handles material selection, cut-to-size and logistics.